SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

Ametek Inc – ‘10-K’ for 12/31/19 – ‘XML’

On:  Thursday, 2/20/20, at 2:01pm ET   ·   For:  12/31/19   ·   Accession #:  1193125-20-43133   ·   File #:  1-12981

Previous ‘10-K’:  ‘10-K’ on 2/21/19 for 12/31/18   ·   Next:  ‘10-K’ on 2/18/21 for 12/31/20   ·   Latest:  ‘10-K’ on 2/22/24 for 12/31/23

Find Words in Filings emoji
 
  in    Show  and   Hints

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/20/20  Ametek Inc                        10-K       12/31/19  122:18M                                    Donnelley … Solutions/FA

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   2.02M 
 2: EX-3.2      Articles of Incorporation/Organization or Bylaws    HTML    160K 
 3: EX-21       Subsidiaries List                                   HTML     98K 
 4: EX-23       Consent of Experts or Counsel                       HTML     37K 
 5: EX-31.1     Certification -- §302 - SOA'02                      HTML     41K 
 6: EX-31.2     Certification -- §302 - SOA'02                      HTML     41K 
 7: EX-32.1     Certification -- §906 - SOA'02                      HTML     36K 
 8: EX-32.2     Certification -- §906 - SOA'02                      HTML     36K 
81: R1          Cover Page                                          HTML     96K 
39: R2          Consolidated Statement of Income                    HTML     85K 
57: R3          Consolidated Statement of Comprehensive Income      HTML     80K 
116: R4          Consolidated Statement of Comprehensive Income      HTML     50K  
                (Parenthetical)                                                  
79: R5          Consolidated Balance Sheet                          HTML    122K 
37: R6          Consolidated Balance Sheet (Parenthetical)          HTML     52K 
54: R7          Consolidated Statement of Stockholders' Equity      HTML    112K 
119: R8          Consolidated Statement of Stockholders' Equity      HTML     51K  
                (Parenthetical)                                                  
77: R9          Consolidated Statement of Cash Flows                HTML    117K 
52: R10         Significant Accounting Policies                     HTML     82K 
34: R11         Recent Accounting Pronouncements                    HTML     54K 
84: R12         Revenues                                            HTML    284K 
122: R13         Fair Value Measurements                             HTML     63K  
51: R14         Hedging Activities                                  HTML     41K 
33: R15         Acquisitions                                        HTML     77K 
83: R16         Goodwill and Other Intangible Assets                HTML    121K 
121: R17         Other Consolidated Balance Sheet Information        HTML    114K  
50: R18         Income Taxes                                        HTML    206K 
35: R19         Debt                                                HTML    104K 
86: R20         Share-Based Compensation                            HTML    160K 
97: R21         Retirement Plans and Other Postretirement Benefits  HTML    444K 
59: R22         Contingencies                                       HTML     52K 
15: R23         Leases and Other Commitments                        HTML     90K 
85: R24         Reportable Segments and Geographic Areas            HTML    145K 
                Information                                                      
96: R25         Additional Consolidated Income Statement and Cash   HTML     38K 
                Flow Information                                                 
58: R26         Stockholders' Equity                                HTML     42K 
14: R27         Quarterly Financial Data                            HTML    115K 
87: R28         Significant Accounting Policies (Policies)          HTML    133K 
95: R29         Significant Accounting Policies (Tables)            HTML     55K 
117: R30         Revenues (Tables)                                   HTML    280K  
80: R31         Fair Value Measurements (Tables)                    HTML     57K 
36: R32         Acquisitions (Tables)                               HTML     66K 
53: R33         Goodwill and Other Intangible Assets (Tables)       HTML    123K 
118: R34         Other Consolidated Balance Sheet Information        HTML    114K  
                (Tables)                                                         
82: R35         Income Taxes (Tables)                               HTML    196K 
38: R36         Debt (Tables)                                       HTML     93K 
56: R37         Share-Based Compensation (Tables)                   HTML    157K 
120: R38         Retirement Plans and Other Postretirement Benefits  HTML    450K  
                (Tables)                                                         
78: R39         Reportable Segments and Geographic Areas            HTML    145K 
                Information (Tables)                                             
103: R40         Leases and Other Commitments (Tables)               HTML     85K  
93: R41         Quarterly Financial Data (Tables)                   HTML    115K 
16: R42         Significant Accounting Policies - Additional        HTML     87K 
                Information (Detail)                                             
60: R43         Significant Accounting Policies - Number of         HTML     44K 
                Weighted Average Shares (Detail)                                 
104: R44         Recent Accounting Pronouncements - Additional       HTML     42K  
                Information (Detail)                                             
94: R45         Revenues - Outstanding Contract Asset and           HTML     48K 
                (Liability) Accounts (Detail)                                    
17: R46         Revenues - Additional Information (Detail)          HTML     46K 
61: R47         Revenues - Information about Operations in          HTML     99K 
                Different Geographic Areas (Detail)                              
105: R48         Revenues - Information about Operations in          HTML     44K  
                Different Geographic Areas (Parenthetical)                       
                (Detail)                                                         
92: R49         Revenues - Major Products and Services in           HTML     65K 
                Reportable Segments (Detail)                                     
75: R50         Revenues - Timing of Revenue Recognition (Detail)   HTML     62K 
115: R51         Revenues - Changes in Accrued Product Warranty      HTML     43K  
                Obligation (Detail)                                              
41: R52         Fair Value Measurements - Fair Value of Assets      HTML     39K 
                Measured on Recurring Basis (Detail)                             
25: R53         Fair Value Measurements - Additional Information    HTML     48K 
                (Detail)                                                         
74: R54         Fair Value Measurements - Fair Value Disclosures    HTML     41K 
                of Financial Instrument Liabilities (Detail)                     
113: R55         Hedging Activities - Additional Information         HTML     49K  
                (Detail)                                                         
40: R56         Acquisitions - Additional Information (Detail)      HTML    129K 
24: R57         Acquisitions - Allocation of Aggregate Purchase     HTML     69K 
                Price of Acquired Net Assets (Detail)                            
76: R58         Acquisitions - Allocation of Aggregate Purchase     HTML     43K 
                Price of Acquired Net Assets (Parenthetical)                     
                (Detail)                                                         
112: R59         Goodwill and Other Intangible Assets - Changes in   HTML     53K  
                Carrying Amounts of Goodwill by Segment (Detail)                 
66: R60         Goodwill and Other Intangible Assets - Other        HTML     57K 
                Intangible Assets (Detail)                                       
20: R61         Goodwill and Intangible Assets - Additional         HTML     52K 
                Information (Detail)                                             
90: R62         Other Consolidated Balance Sheet Information -      HTML    104K 
                Other Consolidated Balance Sheet Information                     
                (Detail)                                                         
101: R63         Income Taxes - Components of Income before Income   HTML     78K  
                Taxes and Details of Provision for Income Taxes                  
                (Detail)                                                         
65: R64         Income Taxes - Components of Deferred Tax (Asset)   HTML     80K 
                Liability (Detail)                                               
19: R65         Income Taxes - Reconciliation of Effective Tax      HTML     66K 
                Rate to U.S. Federal Statutory Rate (Detail)                     
89: R66         Income Taxes - Additional Information (Detail)      HTML    127K 
100: R67         Income Taxes - Reconciliation of Liability for      HTML     51K  
                Uncertain Tax Positions (Detail)                                 
62: R68         Debt - Long-term Debt (Detail)                      HTML     95K 
22: R69         Debt - Long-term Debt (Parenthetical) (Detail)      HTML    109K 
30: R70         Debt - Additional Information (Detail)              HTML     82K 
44: R71         Debt - Additional Information 1 (Detail)            HTML    142K 
108: R72         Debt - Additional Information 2 (Detail)            HTML     62K  
70: R73         Share-Based Compensation - Additional Information   HTML    104K 
                (Detail)                                                         
31: R74         Share-Based Compensation - Total Share-Based        HTML     44K 
                Compensation Expense (Detail)                                    
45: R75         Share-Based Compensation - Weighted Average         HTML     50K 
                Assumptions Used for Estimating Fair Values of                   
                Stock Options Granted (Detail)                                   
109: R76         Share-Based Compensation - Summary of Stock Option  HTML     76K  
                Activity and Related Information (Detail)                        
71: R77         Share-Based Compensation - Summary of Nonvested     HTML     53K 
                Stock Option Activity and Related Information                    
                (Detail)                                                         
27: R78         Share-Based Compensation - Summary of Nonvested     HTML     59K 
                Restricted Stock Activity and Related Information                
                (Detail)                                                         
49: R79         Retirement Plans and Other Postretirement Benefits  HTML    102K 
                - Additional Information (Detail)                                
29: R80         Retirement Plans and Other Postretirement Benefits  HTML     98K 
                - Net Projected Benefit Obligation and Fair Value                
                of Plan Assets for Funded and Unfunded Defined                   
                Benefit Plans (Detail)                                           
42: R81         Retirement Plans and Other Postretirement Benefits  HTML     48K 
                - Accumulated Benefit Obligation ("Abo") (Detail)                
106: R82         Retirement Plans and Other Postretirement Benefits  HTML     45K  
                - Weighted Average Assumptions Used to Determine                 
                Benefit Obligations (Detail)                                     
69: R83         Retirement Plans and Other Postretirement Benefits  HTML     73K 
                - Fair Value of Plan Assets (Detail)                             
32: R84         Retirement Plans and Other Postretirement Benefits  HTML     53K 
                - Fair Value of Plan Assets for Foreign Defined                  
                Benefit Pension Plans (Detail)                                   
46: R85         Retirement Plans and Other Postretirement Benefits  HTML     59K 
                - Summary of Changes of Fair Value of Foreign                    
                Plans' Investments Using Significant Unobservable                
                Inputs (Detail)                                                  
111: R86         Retirement Plans and Other Postretirement Benefits  HTML     52K  
                - Defined Benefit Plan, Plans with Benefit                       
                Obligations in Excess of Plan Assets (Detail)                    
72: R87         Retirement Plans and Other Postretirement Benefits  HTML     62K 
                - Funded Status of Plan and Amounts Recognized in                
                Balance Sheet (Detail)                                           
26: R88         Retirement Plans and Other Postretirement Benefits  HTML     46K 
                - Amounts Recognized in Accumulated Other                        
                Comprehensive Income, Net of Taxes (Detail)                      
48: R89         Retirement Plans and Other Postretirement Benefits  HTML     71K 
                - Components of Net Periodic Pension Benefit                     
                Expense (Income) (Detail)                                        
67: R90         Retirement Plans and Other Postretirement Benefits  HTML     48K 
                - Weighted Average Assumptions Used to Determine                 
                Net Periodic Pension Benefit Expense (Detail)                    
21: R91         Contingencies - Additional Information (Detail)     HTML     54K 
91: R92         Leases and Other Commitments - Additional           HTML     44K 
                Information (Detail)                                             
102: R93         Leases and Other Commitments - Components of Lease  HTML     42K  
                Expense (Detail)                                                 
64: R94         Leases and Other Commitments - Supplemental         HTML     43K 
                Balance Sheet Information Related to Leases                      
                (Detail)                                                         
18: R95         Leases and Other Commitments - Supplemental Cash    HTML     45K 
                Flow Information Related to Leases (Detail)                      
88: R96         Leases and Other Commitments - Maturities of lease  HTML     54K 
                liabilities (Detail)                                             
99: R97         Reportable Segments and Geographic Areas            HTML     36K 
                Information - Additional Information (Detail)                    
63: R98         Reportable Segments and Geographic Areas            HTML     90K 
                Information - Reportable Segment Financial                       
                Information (Detail)                                             
23: R99         Reportable Segments and Geographic Areas            HTML     37K 
                Information - Reportable Segment Financial                       
                Information (Parenthetical) (Detail)                             
68: R100        Reportable Segments and Geographic Areas            HTML     52K 
                Information - Information about Company's                        
                Operations in Different Geographic Areas (Detail)                
107: R101        Additional Consolidated Income Statement and Cash   HTML     44K  
                Flow Information - Additional Information (Detail)               
43: R102        Stockholders' Equity - Additional Information       HTML     63K 
                (Detail)                                                         
28: R103        Quarterly Financial Data - Quarterly Financial      HTML     62K 
                Data (Detail)                                                    
73: R104        Quarterly Financial Data - Quarterly Financial      HTML     38K 
                Data (Parenthetical) (Detail)                                    
114: XML         IDEA XML File -- Filing Summary                      XML    229K  
47: XML         XBRL Instance -- d878806d10k_htm                     XML   4.93M 
110: EXCEL       IDEA Workbook of Financial Reports                  XLSX    139K  
10: EX-101.CAL  XBRL Calculations -- ame-20191231_cal                XML    218K 
11: EX-101.DEF  XBRL Definitions -- ame-20191231_def                 XML   1.04M 
12: EX-101.LAB  XBRL Labels -- ame-20191231_lab                      XML   1.91M 
13: EX-101.PRE  XBRL Presentations -- ame-20191231_pre               XML   1.57M 
 9: EX-101.SCH  XBRL Schema -- ame-20191231                          XSD    259K 
55: JSON        XBRL Instance as JSON Data -- MetaLinks              553±   858K 
98: ZIP         XBRL Zipped Folder -- 0001193125-20-043133-xbrl      Zip    414K 


‘XML’   —   IDEA XML File — Filing Summary


This Document is an IDEA XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<FilingSummary>
<Version> 3.19.3.a.u2 </Version>
<ProcessingTime/>
<ReportFormat> html </ReportFormat>
<ContextCount> 481 </ContextCount>
<ElementCount> 597 </ElementCount>
<EntityCount> 1 </EntityCount>
<FootnotesReported> true </FootnotesReported>
<SegmentCount> 136 </SegmentCount>
<ScenarioCount> 0 </ScenarioCount>
<TuplesReported> false </TuplesReported>
<UnitCount> 9 </UnitCount>
<MyReports>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R1.htm </HtmlFileName>
<LongName> 1001 - Document - Cover Page </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/CoverPage </Role>
<ShortName> Cover Page </ShortName>
<MenuCategory> Cover </MenuCategory>
<Position> 1 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R2.htm </HtmlFileName>
<LongName> 1002 - Statement - Consolidated Statement of Income </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedStatementOfIncome </Role>
<ShortName> Consolidated Statement of Income </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 2 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R3.htm </HtmlFileName>
<LongName> 1003 - Statement - Consolidated Statement of Comprehensive Income </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedStatementOfComprehensiveIncome </Role>
<ShortName> Consolidated Statement of Comprehensive Income </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 3 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R4.htm </HtmlFileName>
<LongName> 1004 - Statement - Consolidated Statement of Comprehensive Income (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedStatementOfComprehensiveIncomeParenthetical </Role>
<ShortName> Consolidated Statement of Comprehensive Income (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 4 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R5.htm </HtmlFileName>
<LongName> 1005 - Statement - Consolidated Balance Sheet </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedBalanceSheet </Role>
<ShortName> Consolidated Balance Sheet </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 5 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R6.htm </HtmlFileName>
<LongName> 1006 - Statement - Consolidated Balance Sheet (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedBalanceSheetParenthetical </Role>
<ShortName> Consolidated Balance Sheet (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 6 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R7.htm </HtmlFileName>
<LongName> 1007 - Statement - Consolidated Statement of Stockholders' Equity </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedStatementOfStockholdersEquity </Role>
<ShortName> Consolidated Statement of Stockholders' Equity </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 7 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R8.htm </HtmlFileName>
<LongName> 1008 - Statement - Consolidated Statement of Stockholders' Equity (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedStatementOfStockholdersEquityParenthetical </Role>
<ShortName> Consolidated Statement of Stockholders' Equity (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 8 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R9.htm </HtmlFileName>
<LongName> 1009 - Statement - Consolidated Statement of Cash Flows </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ConsolidatedStatementOfCashFlows </Role>
<ShortName> Consolidated Statement of Cash Flows </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 9 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R10.htm </HtmlFileName>
<LongName> 1010 - Disclosure - Significant Accounting Policies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/SignificantAccountingPolicies </Role>
<ShortName> Significant Accounting Policies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 10 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R11.htm </HtmlFileName>
<LongName> 1011 - Disclosure - Recent Accounting Pronouncements </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RecentAccountingPronouncements </Role>
<ShortName> Recent Accounting Pronouncements </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 11 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R12.htm </HtmlFileName>
<LongName> 1012 - Disclosure - Revenues </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/Revenues </Role>
<ShortName> Revenues </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 12 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R13.htm </HtmlFileName>
<LongName> 1013 - Disclosure - Fair Value Measurements </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/FairValueMeasurements </Role>
<ShortName> Fair Value Measurements </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 13 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R14.htm </HtmlFileName>
<LongName> 1014 - Disclosure - Hedging Activities </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/HedgingActivities </Role>
<ShortName> Hedging Activities </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 14 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R15.htm </HtmlFileName>
<LongName> 1015 - Disclosure - Acquisitions </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/Acquisitions </Role>
<ShortName> Acquisitions </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 15 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R16.htm </HtmlFileName>
<LongName> 1016 - Disclosure - Goodwill and Other Intangible Assets </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/GoodwillAndOtherIntangibleAssets </Role>
<ShortName> Goodwill and Other Intangible Assets </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 16 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R17.htm </HtmlFileName>
<LongName> 1017 - Disclosure - Other Consolidated Balance Sheet Information </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/OtherConsolidatedBalanceSheetInformation </Role>
<ShortName> Other Consolidated Balance Sheet Information </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 17 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R18.htm </HtmlFileName>
<LongName> 1018 - Disclosure - Income Taxes </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/IncomeTaxes </Role>
<ShortName> Income Taxes </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 18 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R19.htm </HtmlFileName>
<LongName> 1019 - Disclosure - Debt </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/Debt </Role>
<ShortName> Debt </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 19 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R20.htm </HtmlFileName>
<LongName> 1020 - Disclosure - Share-Based Compensation </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensation </Role>
<ShortName> Share-Based Compensation </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 20 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R21.htm </HtmlFileName>
<LongName> 1021 - Disclosure - Retirement Plans and Other Postretirement Benefits </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefits </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 21 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R22.htm </HtmlFileName>
<LongName> 1022 - Disclosure - Contingencies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/Contingencies </Role>
<ShortName> Contingencies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 22 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R23.htm </HtmlFileName>
<LongName> 1023 - Disclosure - Leases and Other Commitments </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/LeasesAndOtherCommitments </Role>
<ShortName> Leases and Other Commitments </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 23 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R24.htm </HtmlFileName>
<LongName> 1024 - Disclosure - Reportable Segments and Geographic Areas Information </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ReportableSegmentsAndGeographicAreasInformation </Role>
<ShortName> Reportable Segments and Geographic Areas Information </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 24 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R25.htm </HtmlFileName>
<LongName> 1025 - Disclosure - Additional Consolidated Income Statement and Cash Flow Information </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/AdditionalConsolidatedIncomeStatementAndCashFlowInformation </Role>
<ShortName> Additional Consolidated Income Statement and Cash Flow Information </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 25 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R26.htm </HtmlFileName>
<LongName> 1026 - Disclosure - Stockholders' Equity </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/StockholdersEquity </Role>
<ShortName> Stockholders' Equity </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 26 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R27.htm </HtmlFileName>
<LongName> 1027 - Disclosure - Quarterly Financial Data </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/QuarterlyFinancialData </Role>
<ShortName> Quarterly Financial Data </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 27 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R28.htm </HtmlFileName>
<LongName> 1028 - Disclosure - Significant Accounting Policies (Policies) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/SignificantAccountingPoliciesPolicies </Role>
<ShortName> Significant Accounting Policies (Policies) </ShortName>
<MenuCategory> Policies </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/SignificantAccountingPolicies </ParentRole>
<Position> 28 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R29.htm </HtmlFileName>
<LongName> 1029 - Disclosure - Significant Accounting Policies (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/SignificantAccountingPoliciesTables </Role>
<ShortName> Significant Accounting Policies (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/SignificantAccountingPolicies </ParentRole>
<Position> 29 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R30.htm </HtmlFileName>
<LongName> 1030 - Disclosure - Revenues (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesTables </Role>
<ShortName> Revenues (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/Revenues </ParentRole>
<Position> 30 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R31.htm </HtmlFileName>
<LongName> 1031 - Disclosure - Fair Value Measurements (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/FairValueMeasurementsTables </Role>
<ShortName> Fair Value Measurements (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/FairValueMeasurements </ParentRole>
<Position> 31 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R32.htm </HtmlFileName>
<LongName> 1032 - Disclosure - Acquisitions (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/AcquisitionsTables </Role>
<ShortName> Acquisitions (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/Acquisitions </ParentRole>
<Position> 32 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R33.htm </HtmlFileName>
<LongName> 1033 - Disclosure - Goodwill and Other Intangible Assets (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/GoodwillAndOtherIntangibleAssetsTables </Role>
<ShortName> Goodwill and Other Intangible Assets (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/GoodwillAndOtherIntangibleAssets </ParentRole>
<Position> 33 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R34.htm </HtmlFileName>
<LongName> 1034 - Disclosure - Other Consolidated Balance Sheet Information (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/OtherConsolidatedBalanceSheetInformationTables </Role>
<ShortName> Other Consolidated Balance Sheet Information (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/OtherConsolidatedBalanceSheetInformation </ParentRole>
<Position> 34 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R35.htm </HtmlFileName>
<LongName> 1035 - Disclosure - Income Taxes (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/IncomeTaxesTables </Role>
<ShortName> Income Taxes (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/IncomeTaxes </ParentRole>
<Position> 35 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R36.htm </HtmlFileName>
<LongName> 1036 - Disclosure - Debt (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/DebtTables </Role>
<ShortName> Debt (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/Debt </ParentRole>
<Position> 36 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R37.htm </HtmlFileName>
<LongName> 1037 - Disclosure - Share-Based Compensation (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensationTables </Role>
<ShortName> Share-Based Compensation (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/ShareBasedCompensation </ParentRole>
<Position> 37 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R38.htm </HtmlFileName>
<LongName> 1038 - Disclosure - Retirement Plans and Other Postretirement Benefits (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsTables </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefits </ParentRole>
<Position> 38 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R39.htm </HtmlFileName>
<LongName> 1039 - Disclosure - Reportable Segments and Geographic Areas Information (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ReportableSegmentsAndGeographicAreasInformationTables </Role>
<ShortName> Reportable Segments and Geographic Areas Information (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/ReportableSegmentsAndGeographicAreasInformation </ParentRole>
<Position> 39 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R40.htm </HtmlFileName>
<LongName> 1040 - Disclosure - Leases and Other Commitments (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/LeasesAndOtherCommitmentsTables </Role>
<ShortName> Leases and Other Commitments (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/LeasesAndOtherCommitments </ParentRole>
<Position> 40 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R41.htm </HtmlFileName>
<LongName> 1041 - Disclosure - Quarterly Financial Data (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/QuarterlyFinancialDataTables </Role>
<ShortName> Quarterly Financial Data (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.amtexinc.com/role/QuarterlyFinancialData </ParentRole>
<Position> 41 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R42.htm </HtmlFileName>
<LongName> 1042 - Disclosure - Significant Accounting Policies - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/SignificantAccountingPoliciesAdditionalInformationDetail </Role>
<ShortName> Significant Accounting Policies - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 42 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R43.htm </HtmlFileName>
<LongName> 1043 - Disclosure - Significant Accounting Policies - Number of Weighted Average Shares (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/SignificantAccountingPoliciesNumberOfWeightedAverageSharesDetail </Role>
<ShortName> Significant Accounting Policies - Number of Weighted Average Shares (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 43 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R44.htm </HtmlFileName>
<LongName> 1044 - Disclosure - Recent Accounting Pronouncements - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RecentAccountingPronouncementsAdditionalInformationDetail </Role>
<ShortName> Recent Accounting Pronouncements - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 44 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R45.htm </HtmlFileName>
<LongName> 1045 - Disclosure - Revenues - Outstanding Contract Asset and (Liability) Accounts (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesOutstandingContractAssetAndLiabilityAccountsDetail </Role>
<ShortName> Revenues - Outstanding Contract Asset and (Liability) Accounts (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 45 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R46.htm </HtmlFileName>
<LongName> 1046 - Disclosure - Revenues - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesAdditionalInformationDetail </Role>
<ShortName> Revenues - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 46 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R47.htm </HtmlFileName>
<LongName> 1047 - Disclosure - Revenues - Information about Operations in Different Geographic Areas (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesInformationAboutOperationsInDifferentGeographicAreasDetail </Role>
<ShortName> Revenues - Information about Operations in Different Geographic Areas (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 47 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R48.htm </HtmlFileName>
<LongName> 1048 - Disclosure - Revenues - Information about Operations in Different Geographic Areas (Parenthetical) (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesInformationAboutOperationsInDifferentGeographicAreasParentheticalDetail </Role>
<ShortName> Revenues - Information about Operations in Different Geographic Areas (Parenthetical) (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 48 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R49.htm </HtmlFileName>
<LongName> 1049 - Disclosure - Revenues - Major Products and Services in Reportable Segments (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesMajorProductsAndServicesInReportableSegmentsDetail </Role>
<ShortName> Revenues - Major Products and Services in Reportable Segments (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 49 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R50.htm </HtmlFileName>
<LongName> 1050 - Disclosure - Revenues - Timing of Revenue Recognition (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesTimingOfRevenueRecognitionDetail </Role>
<ShortName> Revenues - Timing of Revenue Recognition (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 50 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R51.htm </HtmlFileName>
<LongName> 1051 - Disclosure - Revenues - Changes in Accrued Product Warranty Obligation (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RevenuesChangesInAccruedProductWarrantyObligationDetail </Role>
<ShortName> Revenues - Changes in Accrued Product Warranty Obligation (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 51 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R52.htm </HtmlFileName>
<LongName> 1052 - Disclosure - Fair Value Measurements - Fair Value of Assets Measured on Recurring Basis (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/FairValueMeasurementsFairValueOfAssetsMeasuredOnRecurringBasisDetail </Role>
<ShortName> Fair Value Measurements - Fair Value of Assets Measured on Recurring Basis (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 52 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R53.htm </HtmlFileName>
<LongName> 1053 - Disclosure - Fair Value Measurements - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/FairValueMeasurementsAdditionalInformationDetail </Role>
<ShortName> Fair Value Measurements - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 53 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R54.htm </HtmlFileName>
<LongName> 1054 - Disclosure - Fair Value Measurements - Fair Value Disclosures of Financial Instrument Liabilities (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/FairValueMeasurementsFairValueDisclosuresOfFinancialInstrumentLiabilitiesDetail </Role>
<ShortName> Fair Value Measurements - Fair Value Disclosures of Financial Instrument Liabilities (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 54 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R55.htm </HtmlFileName>
<LongName> 1055 - Disclosure - Hedging Activities - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/HedgingActivitiesAdditionalInformationDetail </Role>
<ShortName> Hedging Activities - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 55 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R56.htm </HtmlFileName>
<LongName> 1056 - Disclosure - Acquisitions - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/AcquisitionsAdditionalInformationDetail </Role>
<ShortName> Acquisitions - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 56 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R57.htm </HtmlFileName>
<LongName> 1057 - Disclosure - Acquisitions - Allocation of Aggregate Purchase Price of Acquired Net Assets (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/AcquisitionsAllocationOfAggregatePurchasePriceOfAcquiredNetAssetsDetail </Role>
<ShortName> Acquisitions - Allocation of Aggregate Purchase Price of Acquired Net Assets (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 57 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R58.htm </HtmlFileName>
<LongName> 1058 - Disclosure - Acquisitions - Allocation of Aggregate Purchase Price of Acquired Net Assets (Parenthetical) (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/AcquisitionsAllocationOfAggregatePurchasePriceOfAcquiredNetAssetsParentheticalDetail </Role>
<ShortName> Acquisitions - Allocation of Aggregate Purchase Price of Acquired Net Assets (Parenthetical) (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 58 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R59.htm </HtmlFileName>
<LongName> 1059 - Disclosure - Goodwill and Other Intangible Assets - Changes in Carrying Amounts of Goodwill by Segment (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/GoodwillAndOtherIntangibleAssetsChangesInCarryingAmountsOfGoodwillBySegmentDetail </Role>
<ShortName> Goodwill and Other Intangible Assets - Changes in Carrying Amounts of Goodwill by Segment (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 59 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R60.htm </HtmlFileName>
<LongName> 1060 - Disclosure - Goodwill and Other Intangible Assets - Other Intangible Assets (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/GoodwillAndOtherIntangibleAssetsOtherIntangibleAssetsDetail </Role>
<ShortName> Goodwill and Other Intangible Assets - Other Intangible Assets (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 60 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R61.htm </HtmlFileName>
<LongName> 1061 - Disclosure - Goodwill and Intangible Assets - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/GoodwillAndIntangibleAssetsAdditionalInformationDetail </Role>
<ShortName> Goodwill and Intangible Assets - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 61 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R62.htm </HtmlFileName>
<LongName> 1062 - Disclosure - Other Consolidated Balance Sheet Information - Other Consolidated Balance Sheet Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/OtherConsolidatedBalanceSheetInformationOtherConsolidatedBalanceSheetInformationDetail </Role>
<ShortName> Other Consolidated Balance Sheet Information - Other Consolidated Balance Sheet Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 62 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R63.htm </HtmlFileName>
<LongName> 1063 - Disclosure - Income Taxes - Components of Income before Income Taxes and Details of Provision for Income Taxes (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/IncomeTaxesComponentsOfIncomeBeforeIncomeTaxesAndDetailsOfProvisionForIncomeTaxesDetail </Role>
<ShortName> Income Taxes - Components of Income before Income Taxes and Details of Provision for Income Taxes (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 63 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R64.htm </HtmlFileName>
<LongName> 1064 - Disclosure - Income Taxes - Components of Deferred Tax (Asset) Liability (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/IncomeTaxesComponentsOfDeferredTaxAssetLiabilityDetail </Role>
<ShortName> Income Taxes - Components of Deferred Tax (Asset) Liability (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 64 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R65.htm </HtmlFileName>
<LongName> 1065 - Disclosure - Income Taxes - Reconciliation of Effective Tax Rate to U.S. Federal Statutory Rate (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/IncomeTaxesReconciliationOfEffectiveTaxRateToUSFederalStatutoryRateDetail </Role>
<ShortName> Income Taxes - Reconciliation of Effective Tax Rate to U.S. Federal Statutory Rate (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 65 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R66.htm </HtmlFileName>
<LongName> 1066 - Disclosure - Income Taxes - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/IncomeTaxesAdditionalInformationDetail </Role>
<ShortName> Income Taxes - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 66 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R67.htm </HtmlFileName>
<LongName> 1067 - Disclosure - Income Taxes - Reconciliation of Liability for Uncertain Tax Positions (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/IncomeTaxesReconciliationOfLiabilityForUncertainTaxPositionsDetail </Role>
<ShortName> Income Taxes - Reconciliation of Liability for Uncertain Tax Positions (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 67 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R68.htm </HtmlFileName>
<LongName> 1068 - Disclosure - Debt - Long-term Debt (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/DebtLongTermDebtDetail </Role>
<ShortName> Debt - Long-term Debt (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 68 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R69.htm </HtmlFileName>
<LongName> 1069 - Disclosure - Debt - Long-term Debt (Parenthetical) (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/DebtLongTermDebtParentheticalDetail </Role>
<ShortName> Debt - Long-term Debt (Parenthetical) (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 69 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R70.htm </HtmlFileName>
<LongName> 1070 - Disclosure - Debt - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/DebtAdditionalInformationDetail </Role>
<ShortName> Debt - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 70 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R71.htm </HtmlFileName>
<LongName> 1071 - Disclosure - Debt - Additional Information 1 (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/DebtAdditionalInformation1Detail </Role>
<ShortName> Debt - Additional Information 1 (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 71 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R72.htm </HtmlFileName>
<LongName> 1072 - Disclosure - Debt - Additional Information 2 (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/DebtAdditionalInformation2Detail </Role>
<ShortName> Debt - Additional Information 2 (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 72 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R73.htm </HtmlFileName>
<LongName> 1073 - Disclosure - Share-Based Compensation - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensationAdditionalInformationDetail </Role>
<ShortName> Share-Based Compensation - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 73 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R74.htm </HtmlFileName>
<LongName> 1074 - Disclosure - Share-Based Compensation - Total Share-Based Compensation Expense (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensationTotalShareBasedCompensationExpenseDetail </Role>
<ShortName> Share-Based Compensation - Total Share-Based Compensation Expense (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 74 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R75.htm </HtmlFileName>
<LongName> 1075 - Disclosure - Share-Based Compensation - Weighted Average Assumptions Used for Estimating Fair Values of Stock Options Granted (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensationWeightedAverageAssumptionsUsedForEstimatingFairValuesOfStockOptionsGrantedDetail </Role>
<ShortName> Share-Based Compensation - Weighted Average Assumptions Used for Estimating Fair Values of Stock Options Granted (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 75 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R76.htm </HtmlFileName>
<LongName> 1076 - Disclosure - Share-Based Compensation - Summary of Stock Option Activity and Related Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensationSummaryOfStockOptionActivityAndRelatedInformationDetail </Role>
<ShortName> Share-Based Compensation - Summary of Stock Option Activity and Related Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 76 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R77.htm </HtmlFileName>
<LongName> 1077 - Disclosure - Share-Based Compensation - Summary of Nonvested Stock Option Activity and Related Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensationSummaryOfNonvestedStockOptionActivityAndRelatedInformationDetail </Role>
<ShortName> Share-Based Compensation - Summary of Nonvested Stock Option Activity and Related Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 77 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R78.htm </HtmlFileName>
<LongName> 1078 - Disclosure - Share-Based Compensation - Summary of Nonvested Restricted Stock Activity and Related Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ShareBasedCompensationSummaryOfNonvestedRestrictedStockActivityAndRelatedInformationDetail </Role>
<ShortName> Share-Based Compensation - Summary of Nonvested Restricted Stock Activity and Related Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 78 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R79.htm </HtmlFileName>
<LongName> 1079 - Disclosure - Retirement Plans and Other Postretirement Benefits - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsAdditionalInformationDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 79 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R80.htm </HtmlFileName>
<LongName> 1080 - Disclosure - Retirement Plans and Other Postretirement Benefits - Net Projected Benefit Obligation and Fair Value of Plan Assets for Funded and Unfunded Defined Benefit Plans (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsNetProjectedBenefitObligationAndFairValueOfPlanAssetsForFundedAndUnfundedDefinedBenefitPlansDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Net Projected Benefit Obligation and Fair Value of Plan Assets for Funded and Unfunded Defined Benefit Plans (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 80 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R81.htm </HtmlFileName>
<LongName> 1081 - Disclosure - Retirement Plans and Other Postretirement Benefits - Accumulated Benefit Obligation ("ABO") (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsAccumulatedBenefitObligationAboDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Accumulated Benefit Obligation ("ABO") (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 81 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R82.htm </HtmlFileName>
<LongName> 1082 - Disclosure - Retirement Plans and Other Postretirement Benefits - Weighted Average Assumptions Used to Determine Benefit Obligations (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsWeightedAverageAssumptionsUsedToDetermineBenefitObligationsDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Weighted Average Assumptions Used to Determine Benefit Obligations (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 82 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R83.htm </HtmlFileName>
<LongName> 1083 - Disclosure - Retirement Plans and Other Postretirement Benefits - Fair Value of Plan Assets (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsFairValueOfPlanAssetsDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Fair Value of Plan Assets (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 83 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R84.htm </HtmlFileName>
<LongName> 1084 - Disclosure - Retirement Plans and Other Postretirement Benefits - Fair Value of Plan Assets for Foreign Defined Benefit Pension Plans (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsFairValueOfPlanAssetsForForeignDefinedBenefitPensionPlansDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Fair Value of Plan Assets for Foreign Defined Benefit Pension Plans (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 84 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R85.htm </HtmlFileName>
<LongName> 1085 - Disclosure - Retirement Plans and Other Postretirement Benefits - Summary of Changes of Fair Value of Foreign Plans' Investments Using Significant Unobservable Inputs (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsSummaryOfChangesOfFairValueOfForeignPlansInvestmentsUsingSignificantUnobservableInputsDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Summary of Changes of Fair Value of Foreign Plans' Investments Using Significant Unobservable Inputs (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 85 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R86.htm </HtmlFileName>
<LongName> 1086 - Disclosure - Retirement Plans and Other Postretirement Benefits - Defined Benefit Plan, Plans with Benefit Obligations in Excess of Plan Assets (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsDefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Defined Benefit Plan, Plans with Benefit Obligations in Excess of Plan Assets (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 86 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R87.htm </HtmlFileName>
<LongName> 1087 - Disclosure - Retirement Plans and Other Postretirement Benefits - Funded Status of Plan and Amounts Recognized in Balance Sheet (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsFundedStatusOfPlanAndAmountsRecognizedInBalanceSheetDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Funded Status of Plan and Amounts Recognized in Balance Sheet (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 87 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R88.htm </HtmlFileName>
<LongName> 1088 - Disclosure - Retirement Plans and Other Postretirement Benefits - Amounts Recognized in Accumulated Other Comprehensive Income, Net of Taxes (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsAmountsRecognizedInAccumulatedOtherComprehensiveIncomeNetOfTaxesDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Amounts Recognized in Accumulated Other Comprehensive Income, Net of Taxes (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 88 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R89.htm </HtmlFileName>
<LongName> 1089 - Disclosure - Retirement Plans and Other Postretirement Benefits - Components of Net Periodic Pension Benefit Expense (Income) (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsComponentsOfNetPeriodicPensionBenefitExpenseIncomeDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Components of Net Periodic Pension Benefit Expense (Income) (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 89 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R90.htm </HtmlFileName>
<LongName> 1090 - Disclosure - Retirement Plans and Other Postretirement Benefits - Weighted Average Assumptions Used to Determine Net Periodic Pension Benefit Expense (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/RetirementPlansAndOtherPostretirementBenefitsWeightedAverageAssumptionsUsedToDetermineNetPeriodicPensionBenefitExpenseDetail </Role>
<ShortName> Retirement Plans and Other Postretirement Benefits - Weighted Average Assumptions Used to Determine Net Periodic Pension Benefit Expense (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 90 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R91.htm </HtmlFileName>
<LongName> 1091 - Disclosure - Contingencies - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ContingenciesAdditionalInformationDetail </Role>
<ShortName> Contingencies - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 91 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R92.htm </HtmlFileName>
<LongName> 1092 - Disclosure - Leases and Other Commitments - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/LeasesAndOtherCommitmentsAdditionalInformationDetail </Role>
<ShortName> Leases and Other Commitments - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 92 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R93.htm </HtmlFileName>
<LongName> 1093 - Disclosure - Leases and Other Commitments - Components of Lease Expense (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/LeasesAndOtherCommitmentsComponentsOfLeaseExpenseDetail </Role>
<ShortName> Leases and Other Commitments - Components of Lease Expense (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 93 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R94.htm </HtmlFileName>
<LongName> 1094 - Disclosure - Leases and Other Commitments - Supplemental Balance Sheet Information Related to Leases (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/LeasesAndOtherCommitmentsSupplementalBalanceSheetInformationRelatedToLeasesDetail </Role>
<ShortName> Leases and Other Commitments - Supplemental Balance Sheet Information Related to Leases (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 94 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R95.htm </HtmlFileName>
<LongName> 1095 - Disclosure - Leases and Other Commitments - Supplemental Cash Flow Information Related to Leases (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/LeasesAndOtherCommitmentsSupplementalCashFlowInformationRelatedToLeasesDetail </Role>
<ShortName> Leases and Other Commitments - Supplemental Cash Flow Information Related to Leases (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 95 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R96.htm </HtmlFileName>
<LongName> 1096 - Disclosure - Leases and Other Commitments - Maturities of lease liabilities (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/LeasesAndOtherCommitmentsMaturitiesOfLeaseLiabilitiesDetail </Role>
<ShortName> Leases and Other Commitments - Maturities of lease liabilities (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 96 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R97.htm </HtmlFileName>
<LongName> 1097 - Disclosure - Reportable Segments and Geographic Areas Information - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ReportableSegmentsAndGeographicAreasInformationAdditionalInformationDetail </Role>
<ShortName> Reportable Segments and Geographic Areas Information - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 97 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R98.htm </HtmlFileName>
<LongName> 1098 - Disclosure - Reportable Segments and Geographic Areas Information - Reportable Segment Financial Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ReportableSegmentsAndGeographicAreasInformationReportableSegmentFinancialInformationDetail </Role>
<ShortName> Reportable Segments and Geographic Areas Information - Reportable Segment Financial Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 98 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R99.htm </HtmlFileName>
<LongName> 1099 - Disclosure - Reportable Segments and Geographic Areas Information - Reportable Segment Financial Information (Parenthetical) (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ReportableSegmentsAndGeographicAreasInformationReportableSegmentFinancialInformationParentheticalDetail </Role>
<ShortName> Reportable Segments and Geographic Areas Information - Reportable Segment Financial Information (Parenthetical) (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 99 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R100.htm </HtmlFileName>
<LongName> 1100 - Disclosure - Reportable Segments and Geographic Areas Information - Information about Company's Operations in Different Geographic Areas (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/ReportableSegmentsAndGeographicAreasInformationInformationAboutCompanysOperationsInDifferentGeographicAreasDetail </Role>
<ShortName> Reportable Segments and Geographic Areas Information - Information about Company's Operations in Different Geographic Areas (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 100 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R101.htm </HtmlFileName>
<LongName> 1101 - Disclosure - Additional Consolidated Income Statement and Cash Flow Information - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/AdditionalConsolidatedIncomeStatementAndCashFlowInformationAdditionalInformationDetail </Role>
<ShortName> Additional Consolidated Income Statement and Cash Flow Information - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 101 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R102.htm </HtmlFileName>
<LongName> 1102 - Disclosure - Stockholders' Equity - Additional Information (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/StockholdersEquityAdditionalInformationDetail </Role>
<ShortName> Stockholders' Equity - Additional Information (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 102 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R103.htm </HtmlFileName>
<LongName> 1103 - Disclosure - Quarterly Financial Data - Quarterly Financial Data (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/QuarterlyFinancialDataQuarterlyFinancialDataDetail </Role>
<ShortName> Quarterly Financial Data - Quarterly Financial Data (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 103 </Position>
</Report>
<Report instance="d878806d10k.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R104.htm </HtmlFileName>
<LongName> 1104 - Disclosure - Quarterly Financial Data - Quarterly Financial Data (Parenthetical) (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.amtexinc.com/role/QuarterlyFinancialDataQuarterlyFinancialDataParentheticalDetail </Role>
<ShortName> Quarterly Financial Data - Quarterly Financial Data (Parenthetical) (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 104 </Position>
</Report>
<Report>
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<LongName> All Reports </LongName>
<ReportType> Book </ReportType>
<ShortName> All Reports </ShortName>
</Report>
</MyReports>
<InputFiles>
<File doctype="10-K" original="d878806d10k.htm"> d878806d10k.htm </File>
<File> ame-20191231.xsd </File>
<File> ame-20191231_cal.xml </File>
<File> ame-20191231_def.xml </File>
<File> ame-20191231_lab.xml </File>
<File> ame-20191231_pre.xml </File>
<File> d878806dex21.htm </File>
<File> d878806dex23.htm </File>
<File> d878806dex311.htm </File>
<File> d878806dex312.htm </File>
<File> d878806dex32.htm </File>
<File> d878806dex321.htm </File>
<File> d878806dex322.htm </File>
</InputFiles>
<SupplementalFiles>
<File> g878806g49c46.jpg </File>
</SupplementalFiles>
<BaseTaxonomies>
<BaseTaxonomy> http://fasb.org/us-gaap/2019-01-31 </BaseTaxonomy>
<BaseTaxonomy> http://xbrl.sec.gov/dei/2019-01-31 </BaseTaxonomy>
<BaseTaxonomy> http://xbrl.sec.gov/country/2017-01-31 </BaseTaxonomy>
<BaseTaxonomy> http://fasb.org/srt/2019-01-31 </BaseTaxonomy>
</BaseTaxonomies>
<HasPresentationLinkbase> true </HasPresentationLinkbase>
<HasCalculationLinkbase> true </HasCalculationLinkbase>
</FilingSummary>

Top
Filing Submission 0001193125-20-043133   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Tue., Apr. 30, 7:49:14.1am ET