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

AerCap Holdings N.V. – ‘6-K’ for 6/30/22 – ‘XML’

On:  Thursday, 8/11/22, at 10:24am ET   ·   For:  6/30/22   ·   Accession #:  1378789-22-18   ·   File #:  1-33159

Previous ‘6-K’:  ‘6-K’ on 5/17/22 for 3/31/22   ·   Next:  ‘6-K’ on 11/3/22 for 9/30/22   ·   Latest:  ‘6-K’ on 5/1/24 for 3/31/24

Find Words in Filings emoji
 
  in    Show  and   Hints

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

 8/11/22  AerCap Holdings N.V.              6-K         6/30/22  116:9.8M

Current, Quarterly or Annual Report by a Foreign Issuer   —   Form 6-K   —   SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 6-K         Current, Quarterly or Annual Report by a Foreign    HTML   2.22M 
                Issuer                                                           
 7: R1          Cover Page                                          HTML     43K 
 8: R2          Unaudited Condensed Consolidated Balance Sheets     HTML    139K 
 9: R3          Unaudited Condensed Consolidated Balance Sheets     HTML     42K 
                (Parenthetical)                                                  
10: R4          Unaudited Condensed Consolidated Income Statements  HTML    133K 
11: R5          Unaudited Condensed Consolidated Statements of      HTML     63K 
                Comprehensive Income                                             
12: R6          Unaudited Condensed Consolidated Statements of      HTML     31K 
                Comprehensive Income (Parenthetical)                             
13: R7          Unaudited Condensed Consolidated Statements of      HTML    140K 
                Cash Flows                                                       
14: R8          Unaudited Condensed Consolidated Statements of      HTML     52K 
                Cash Flows (Parenthetical)                                       
15: R9          Unaudited Condensed Consolidated Statements of      HTML     77K 
                Equity                                                           
16: R10         General                                             HTML     33K 
17: R11         Basis of presentation                               HTML     36K 
18: R12         Summary of significant accounting policies          HTML     36K 
19: R13         GECAS Transaction                                   HTML     45K 
20: R14         Net charges related to Ukraine Conflict             HTML     42K 
21: R15         Cash, cash equivalents and restricted cash          HTML     40K 
22: R16         Flight equipment held for operating leases, net     HTML     42K 
23: R17         Investment in finance leases, net                   HTML     38K 
24: R18         Flight equipment held for sale                      HTML     31K 
25: R19         Intangibles                                         HTML     70K 
26: R20         Associated Companies                                HTML     40K 
27: R21         Other assets                                        HTML     48K 
28: R22         Derivative financial instruments                    HTML     90K 
29: R23         Accounts payable, accrued expenses and other        HTML     39K 
                liabilities                                                      
30: R24         Accrued maintenance liability                       HTML     42K 
31: R25         Debt                                                HTML    102K 
32: R26         Income taxes                                        HTML     35K 
33: R27         Selling, general and administrative expenses        HTML     48K 
34: R28         Other income                                        HTML     44K 
35: R29         Asset Impairment                                    HTML     33K 
36: R30         Allowance for credit losses                         HTML     47K 
37: R31         Earnings per share                                  HTML     60K 
38: R32         Variable interest entities                          HTML     42K 
39: R33         Related party transactions                          HTML     46K 
40: R34         Commitments and contingencies                       HTML     54K 
41: R35         Fair value measurements                             HTML    130K 
42: R36         Subsequent events                                   HTML     31K 
43: R37         Summary of significant accounting policies          HTML     53K 
                (Policies)                                                       
44: R38         GECAS Transaction (Tables)                          HTML     43K 
45: R39         Net charges related to Ukraine Conflict (Tables)    HTML     35K 
46: R40         Cash, cash equivalents and restricted cash          HTML     49K 
                (Tables)                                                         
47: R41         Flight equipment held for operating leases, net     HTML     42K 
                (Tables)                                                         
48: R42         Investment in finance and sales-type leases, net    HTML     38K 
                (Tables)                                                         
49: R43         Intangibles (Tables)                                HTML     76K 
50: R44         Associated Companies (Tables)                       HTML     40K 
51: R45         Other assets (Tables)                               HTML     48K 
52: R46         Derivative financial instruments (Tables)           HTML     95K 
53: R47         Accounts payable, accrued expenses and other        HTML     39K 
                liabilities (Tables)                                             
54: R48         Accrued maintenance liability (Tables)              HTML     42K 
55: R49         Debt (Tables)                                       HTML     96K 
56: R50         Selling, general and administrative expenses        HTML     48K 
                (Tables)                                                         
57: R51         Other income (Tables)                               HTML     42K 
58: R52         Allowance for credit losses (Tables)                HTML     46K 
59: R53         Earnings per share (Tables)                         HTML     60K 
60: R54         Variable interest entities (Tables)                 HTML     37K 
61: R55         Related party transactions (Tables)                 HTML     42K 
62: R56         Commitments and contingencies (Tables)              HTML     38K 
63: R57         Fair value measurements (Tables)                    HTML    120K 
64: R58         General (Details)                                   HTML     43K 
65: R59         Basis of presentation Narrative (Details)           HTML     33K 
66: R60         Summary of significant accounting policies          HTML     58K 
                (Details)                                                        
67: R61         GECAS Transaction (Details)                         HTML     41K 
68: R62         GECAS Transaction - Narrative (Detail)              HTML     54K 
69: R63         Net charges related to Ukraine Conflict (Details)   HTML     39K 
70: R64         Net charges related to Ukraine Conflict Narrative   HTML     72K 
                (Details)                                                        
71: R65         Cash, cash equivalents and restricted cash -        HTML     32K 
                Narrative (Details)                                              
72: R66         Cash, cash equivalents and restricted cash          HTML     39K 
                (Details)                                                        
73: R67         Flight equipment held for operating leases, net     HTML     46K 
                (Details)                                                        
74: R68         Investment in finance leases, net - Components of   HTML     39K 
                net investment (Details)                                         
75: R69         Investment in finance and sales-type leases, net -  HTML     31K 
                Narrative (Details)                                              
76: R70         Flight equipment held for sale (Details)            HTML     41K 
77: R71         Intangibles - Finite-lived intangible assets        HTML     37K 
                (Details)                                                        
78: R72         Intangibles - Movements in maintenance rights       HTML     41K 
                (Details)                                                        
79: R73         Intangibles - Lease premium assets (Details)        HTML     37K 
80: R74         Intangibles - Other intangibles - narrative         HTML     36K 
                (Details)                                                        
81: R75         Intangibles - Other Intangibles (Details)           HTML     35K 
82: R76         Intangibles - Customer relationships (Details)      HTML     37K 
83: R77         Associated Companies (Details)                      HTML     45K 
84: R78         Other assets (Details)                              HTML     76K 
85: R79         Derivative financial instruments - Narrative        HTML     34K 
                (Details)                                                        
86: R80         Derivative financial instruments - Notional         HTML     54K 
                amounts and fair values of derivatives outstanding               
                (Details)                                                        
87: R81         Derivative financial instruments - Income (Loss)    HTML     44K 
                Recorded in Comprehensive Income (Details)                       
88: R82         Derivative financial instruments (Effects of        HTML     39K 
                derivatives recorded in interest expense)                        
                (Details)                                                        
89: R83         Accounts payable, accrued expenses and other        HTML     43K 
                liabilities (Details)                                            
90: R84         Accrued maintenance liability (Details)             HTML     43K 
91: R85         Debt - Narrative (Details)                          HTML     43K 
92: R86         Debt - Summary of indebtedness (Details)            HTML    102K 
93: R87         Income taxes - Narrative (Details)                  HTML     35K 
94: R88         Selling, general and administrative expenses        HTML     44K 
                (Details)                                                        
95: R89         Other income (Details)                              HTML     44K 
96: R90         Asset Impairment (Details)                          HTML     36K 
97: R91         Allowance for credit losses (Details)               HTML     44K 
98: R92         Allowance for credit losses - Narrative (Details)   HTML     34K 
99: R93         Earnings per share - Narrative (Details)            HTML     34K 
100: R94         Earnings per share - Computations of basic and      HTML     60K  
                diluted earnings per share (Details)                             
101: R95         Earnings per share - Computations of ordinary       HTML     40K  
                shares outstanding, excluding nonvested restricted               
                stock - (Details)                                                
102: R96         Variable interest entities - Narrative (Details)    HTML     46K  
103: R97         Variable interest entities - Maximum exposure to    HTML     31K  
                loss in VIEs (Details)                                           
104: R98         Related party transactions - Narrative (Details)    HTML     59K  
105: R99         Related party transactions - Schedule of related    HTML     37K  
                party transactions (Details)                                     
106: R100        Commitments and contingencies - Narrative           HTML     86K  
                (Details)                                                        
107: R101        Commitments and contingencies - Movements in        HTML     37K  
                prepayments on flight equipment (Details)                        
108: R102        Fair value measurements - Narrative (Details)       HTML     43K  
109: R103        Fair value measurements - Financial assets and      HTML     51K  
                liabilities measured at fair value on recurring                  
                basis (Details)                                                  
110: R104        Fair value measurements - Carrying amounts and      HTML     78K  
                fair values of financial instruments (Details)                   
111: R105        Subsequent events (Details)                         HTML     39K  
114: XML         IDEA XML File -- Filing Summary                      XML    221K  
112: XML         XBRL Instance -- aer-20220630_htm                    XML   2.57M  
113: EXCEL       IDEA Workbook of Financial Reports                  XLSX    189K  
 3: EX-101.CAL  XBRL Calculations -- aer-20220630_cal                XML    233K 
 4: EX-101.DEF  XBRL Definitions -- aer-20220630_def                 XML    750K 
 5: EX-101.LAB  XBRL Labels -- aer-20220630_lab                      XML   1.79M 
 6: EX-101.PRE  XBRL Presentations -- aer-20220630_pre               XML   1.10M 
 2: EX-101.SCH  XBRL Schema -- aer-20220630                          XSD    281K 
115: JSON        XBRL Instance as JSON Data -- MetaLinks              446±   668K  
116: ZIP         XBRL Zipped Folder -- 0001378789-22-000018-xbrl      Zip    461K  


‘XML’   —   IDEA XML File — Filing Summary


This Document is an IDEA XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<FilingSummary>
<Version> 3.22.2 </Version>
<ProcessingTime/>
<ReportFormat> html </ReportFormat>
<ContextCount> 292 </ContextCount>
<ElementCount> 322 </ElementCount>
<EntityCount> 1 </EntityCount>
<FootnotesReported> true </FootnotesReported>
<SegmentCount> 101 </SegmentCount>
<ScenarioCount> 0 </ScenarioCount>
<TuplesReported> false </TuplesReported>
<UnitCount> 11 </UnitCount>
<MyReports>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R1.htm </HtmlFileName>
<LongName> 0001001 - Document - Cover Page </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/CoverPage </Role>
<ShortName> Cover Page </ShortName>
<MenuCategory> Cover </MenuCategory>
<Position> 1 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R2.htm </HtmlFileName>
<LongName> 1001002 - Statement - Unaudited Condensed Consolidated Balance Sheets </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedBalanceSheets </Role>
<ShortName> Unaudited Condensed Consolidated Balance Sheets </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 2 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R3.htm </HtmlFileName>
<LongName> 1002003 - Statement - Unaudited Condensed Consolidated Balance Sheets (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedBalanceSheetsParenthetical </Role>
<ShortName> Unaudited Condensed Consolidated Balance Sheets (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 3 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R4.htm </HtmlFileName>
<LongName> 1003004 - Statement - Unaudited Condensed Consolidated Income Statements </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedIncomeStatements </Role>
<ShortName> Unaudited Condensed Consolidated Income Statements </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 4 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R5.htm </HtmlFileName>
<LongName> 1004005 - Statement - Unaudited Condensed Consolidated Statements of Comprehensive Income </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedStatementsofComprehensiveIncome </Role>
<ShortName> Unaudited Condensed Consolidated Statements of Comprehensive Income </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 5 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R6.htm </HtmlFileName>
<LongName> 1005006 - Statement - Unaudited Condensed Consolidated Statements of Comprehensive Income (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedStatementsofComprehensiveIncomeParenthetical </Role>
<ShortName> Unaudited Condensed Consolidated Statements of Comprehensive Income (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 6 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R7.htm </HtmlFileName>
<LongName> 1006007 - Statement - Unaudited Condensed Consolidated Statements of Cash Flows </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedStatementsofCashFlows </Role>
<ShortName> Unaudited Condensed Consolidated Statements of Cash Flows </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 7 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R8.htm </HtmlFileName>
<LongName> 1007008 - Statement - Unaudited Condensed Consolidated Statements of Cash Flows (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedStatementsofCashFlowsParenthetical </Role>
<ShortName> Unaudited Condensed Consolidated Statements of Cash Flows (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 8 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R9.htm </HtmlFileName>
<LongName> 1008009 - Statement - Unaudited Condensed Consolidated Statements of Equity </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/UnauditedCondensedConsolidatedStatementsofEquity </Role>
<ShortName> Unaudited Condensed Consolidated Statements of Equity </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 9 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R10.htm </HtmlFileName>
<LongName> 2101101 - Disclosure - General </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/General </Role>
<ShortName> General </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 10 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R11.htm </HtmlFileName>
<LongName> 2103102 - Disclosure - Basis of presentation </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Basisofpresentation </Role>
<ShortName> Basis of presentation </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 11 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R12.htm </HtmlFileName>
<LongName> 2105103 - Disclosure - Summary of significant accounting policies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Summaryofsignificantaccountingpolicies </Role>
<ShortName> Summary of significant accounting policies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 12 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R13.htm </HtmlFileName>
<LongName> 2108104 - Disclosure - GECAS Transaction </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/GECASTransaction </Role>
<ShortName> GECAS Transaction </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 13 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R14.htm </HtmlFileName>
<LongName> 2112105 - Disclosure - Net charges related to Ukraine Conflict </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/NetchargesrelatedtoUkraineConflict </Role>
<ShortName> Net charges related to Ukraine Conflict </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 14 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R15.htm </HtmlFileName>
<LongName> 2116106 - Disclosure - Cash, cash equivalents and restricted cash </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Cashcashequivalentsandrestrictedcash </Role>
<ShortName> Cash, cash equivalents and restricted cash </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 15 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R16.htm </HtmlFileName>
<LongName> 2120107 - Disclosure - Flight equipment held for operating leases, net </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Flightequipmentheldforoperatingleasesnet </Role>
<ShortName> Flight equipment held for operating leases, net </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 16 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R17.htm </HtmlFileName>
<LongName> 2123108 - Disclosure - Investment in finance leases, net </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Investmentinfinanceleasesnet </Role>
<ShortName> Investment in finance leases, net </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 17 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R18.htm </HtmlFileName>
<LongName> 2127109 - Disclosure - Flight equipment held for sale </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Flightequipmentheldforsale </Role>
<ShortName> Flight equipment held for sale </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 18 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R19.htm </HtmlFileName>
<LongName> 2129110 - Disclosure - Intangibles </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Intangibles </Role>
<ShortName> Intangibles </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 19 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R20.htm </HtmlFileName>
<LongName> 2137111 - Disclosure - Associated Companies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AssociatedCompanies </Role>
<ShortName> Associated Companies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 20 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R21.htm </HtmlFileName>
<LongName> 2140112 - Disclosure - Other assets </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Otherassets </Role>
<ShortName> Other assets </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 21 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R22.htm </HtmlFileName>
<LongName> 2143113 - Disclosure - Derivative financial instruments </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Derivativefinancialinstruments </Role>
<ShortName> Derivative financial instruments </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 22 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R23.htm </HtmlFileName>
<LongName> 2149114 - Disclosure - Accounts payable, accrued expenses and other liabilities </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Accountspayableaccruedexpensesandotherliabilities </Role>
<ShortName> Accounts payable, accrued expenses and other liabilities </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 23 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R24.htm </HtmlFileName>
<LongName> 2152115 - Disclosure - Accrued maintenance liability </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Accruedmaintenanceliability </Role>
<ShortName> Accrued maintenance liability </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 24 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R25.htm </HtmlFileName>
<LongName> 2155116 - Disclosure - Debt </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Debt </Role>
<ShortName> Debt </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 25 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R26.htm </HtmlFileName>
<LongName> 2159117 - Disclosure - Income taxes </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Incometaxes </Role>
<ShortName> Income taxes </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 26 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R27.htm </HtmlFileName>
<LongName> 2161118 - Disclosure - Selling, general and administrative expenses </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Sellinggeneralandadministrativeexpenses </Role>
<ShortName> Selling, general and administrative expenses </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 27 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R28.htm </HtmlFileName>
<LongName> 2164119 - Disclosure - Other income </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Otherincome </Role>
<ShortName> Other income </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 28 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R29.htm </HtmlFileName>
<LongName> 2167120 - Disclosure - Asset Impairment </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AssetImpairment </Role>
<ShortName> Asset Impairment </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 29 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R30.htm </HtmlFileName>
<LongName> 2169121 - Disclosure - Allowance for credit losses </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Allowanceforcreditlosses </Role>
<ShortName> Allowance for credit losses </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 30 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R31.htm </HtmlFileName>
<LongName> 2173122 - Disclosure - Earnings per share </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Earningspershare </Role>
<ShortName> Earnings per share </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 31 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R32.htm </HtmlFileName>
<LongName> 2178123 - Disclosure - Variable interest entities </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Variableinterestentities </Role>
<ShortName> Variable interest entities </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 32 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R33.htm </HtmlFileName>
<LongName> 2182124 - Disclosure - Related party transactions </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Relatedpartytransactions </Role>
<ShortName> Related party transactions </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 33 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R34.htm </HtmlFileName>
<LongName> 2186125 - Disclosure - Commitments and contingencies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Commitmentsandcontingencies </Role>
<ShortName> Commitments and contingencies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 34 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R35.htm </HtmlFileName>
<LongName> 2190126 - Disclosure - Fair value measurements </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Fairvaluemeasurements </Role>
<ShortName> Fair value measurements </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 35 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R36.htm </HtmlFileName>
<LongName> 2195127 - Disclosure - Subsequent events </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/Subsequentevents </Role>
<ShortName> Subsequent events </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 36 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R37.htm </HtmlFileName>
<LongName> 2206201 - Disclosure - Summary of significant accounting policies (Policies) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/SummaryofsignificantaccountingpoliciesPolicies </Role>
<ShortName> Summary of significant accounting policies (Policies) </ShortName>
<MenuCategory> Policies </MenuCategory>
<Position> 37 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R38.htm </HtmlFileName>
<LongName> 2309301 - Disclosure - GECAS Transaction (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/GECASTransactionTables </Role>
<ShortName> GECAS Transaction (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/GECASTransaction </ParentRole>
<Position> 38 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R39.htm </HtmlFileName>
<LongName> 2313302 - Disclosure - Net charges related to Ukraine Conflict (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/NetchargesrelatedtoUkraineConflictTables </Role>
<ShortName> Net charges related to Ukraine Conflict (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/NetchargesrelatedtoUkraineConflict </ParentRole>
<Position> 39 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R40.htm </HtmlFileName>
<LongName> 2317303 - Disclosure - Cash, cash equivalents and restricted cash (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/CashcashequivalentsandrestrictedcashTables </Role>
<ShortName> Cash, cash equivalents and restricted cash (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Cashcashequivalentsandrestrictedcash </ParentRole>
<Position> 40 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R41.htm </HtmlFileName>
<LongName> 2321304 - Disclosure - Flight equipment held for operating leases, net (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/FlightequipmentheldforoperatingleasesnetTables </Role>
<ShortName> Flight equipment held for operating leases, net (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Flightequipmentheldforoperatingleasesnet </ParentRole>
<Position> 41 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R42.htm </HtmlFileName>
<LongName> 2324305 - Disclosure - Investment in finance and sales-type leases, net (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/InvestmentinfinanceandsalestypeleasesnetTables </Role>
<ShortName> Investment in finance and sales-type leases, net (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<Position> 42 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R43.htm </HtmlFileName>
<LongName> 2330306 - Disclosure - Intangibles (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IntangiblesTables </Role>
<ShortName> Intangibles (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Intangibles </ParentRole>
<Position> 43 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R44.htm </HtmlFileName>
<LongName> 2338307 - Disclosure - Associated Companies (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AssociatedCompaniesTables </Role>
<ShortName> Associated Companies (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/AssociatedCompanies </ParentRole>
<Position> 44 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R45.htm </HtmlFileName>
<LongName> 2341308 - Disclosure - Other assets (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/OtherassetsTables </Role>
<ShortName> Other assets (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Otherassets </ParentRole>
<Position> 45 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R46.htm </HtmlFileName>
<LongName> 2344309 - Disclosure - Derivative financial instruments (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DerivativefinancialinstrumentsTables </Role>
<ShortName> Derivative financial instruments (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Derivativefinancialinstruments </ParentRole>
<Position> 46 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R47.htm </HtmlFileName>
<LongName> 2350310 - Disclosure - Accounts payable, accrued expenses and other liabilities (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AccountspayableaccruedexpensesandotherliabilitiesTables </Role>
<ShortName> Accounts payable, accrued expenses and other liabilities (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Accountspayableaccruedexpensesandotherliabilities </ParentRole>
<Position> 47 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R48.htm </HtmlFileName>
<LongName> 2353311 - Disclosure - Accrued maintenance liability (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AccruedmaintenanceliabilityTables </Role>
<ShortName> Accrued maintenance liability (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Accruedmaintenanceliability </ParentRole>
<Position> 48 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R49.htm </HtmlFileName>
<LongName> 2356312 - Disclosure - Debt (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DebtTables </Role>
<ShortName> Debt (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Debt </ParentRole>
<Position> 49 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R50.htm </HtmlFileName>
<LongName> 2362313 - Disclosure - Selling, general and administrative expenses (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/SellinggeneralandadministrativeexpensesTables </Role>
<ShortName> Selling, general and administrative expenses (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Sellinggeneralandadministrativeexpenses </ParentRole>
<Position> 50 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R51.htm </HtmlFileName>
<LongName> 2365314 - Disclosure - Other income (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/OtherincomeTables </Role>
<ShortName> Other income (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Otherincome </ParentRole>
<Position> 51 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R52.htm </HtmlFileName>
<LongName> 2370315 - Disclosure - Allowance for credit losses (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AllowanceforcreditlossesTables </Role>
<ShortName> Allowance for credit losses (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Allowanceforcreditlosses </ParentRole>
<Position> 52 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R53.htm </HtmlFileName>
<LongName> 2374316 - Disclosure - Earnings per share (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/EarningspershareTables </Role>
<ShortName> Earnings per share (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Earningspershare </ParentRole>
<Position> 53 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R54.htm </HtmlFileName>
<LongName> 2379317 - Disclosure - Variable interest entities (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/VariableinterestentitiesTables </Role>
<ShortName> Variable interest entities (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Variableinterestentities </ParentRole>
<Position> 54 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R55.htm </HtmlFileName>
<LongName> 2383318 - Disclosure - Related party transactions (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/RelatedpartytransactionsTables </Role>
<ShortName> Related party transactions (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Relatedpartytransactions </ParentRole>
<Position> 55 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R56.htm </HtmlFileName>
<LongName> 2387319 - Disclosure - Commitments and contingencies (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/CommitmentsandcontingenciesTables </Role>
<ShortName> Commitments and contingencies (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Commitmentsandcontingencies </ParentRole>
<Position> 56 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R57.htm </HtmlFileName>
<LongName> 2391320 - Disclosure - Fair value measurements (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/FairvaluemeasurementsTables </Role>
<ShortName> Fair value measurements (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.aercap.com/role/Fairvaluemeasurements </ParentRole>
<Position> 57 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R58.htm </HtmlFileName>
<LongName> 2402401 - Disclosure - General (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/GeneralDetails </Role>
<ShortName> General (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/General </ParentRole>
<Position> 58 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R59.htm </HtmlFileName>
<LongName> 2404402 - Disclosure - Basis of presentation Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/BasisofpresentationNarrativeDetails </Role>
<ShortName> Basis of presentation Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 59 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R60.htm </HtmlFileName>
<LongName> 2407403 - Disclosure - Summary of significant accounting policies (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/SummaryofsignificantaccountingpoliciesDetails </Role>
<ShortName> Summary of significant accounting policies (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/SummaryofsignificantaccountingpoliciesPolicies </ParentRole>
<Position> 60 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R61.htm </HtmlFileName>
<LongName> 2410404 - Disclosure - GECAS Transaction (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/GECASTransactionDetails </Role>
<ShortName> GECAS Transaction (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/GECASTransactionTables </ParentRole>
<Position> 61 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R62.htm </HtmlFileName>
<LongName> 2411405 - Disclosure - GECAS Transaction - Narrative (Detail) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/GECASTransactionNarrativeDetail </Role>
<ShortName> GECAS Transaction - Narrative (Detail) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 62 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R63.htm </HtmlFileName>
<LongName> 2414406 - Disclosure - Net charges related to Ukraine Conflict (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/NetchargesrelatedtoUkraineConflictDetails </Role>
<ShortName> Net charges related to Ukraine Conflict (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/NetchargesrelatedtoUkraineConflictTables </ParentRole>
<Position> 63 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R64.htm </HtmlFileName>
<LongName> 2415407 - Disclosure - Net charges related to Ukraine Conflict Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/NetchargesrelatedtoUkraineConflictNarrativeDetails </Role>
<ShortName> Net charges related to Ukraine Conflict Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 64 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R65.htm </HtmlFileName>
<LongName> 2418408 - Disclosure - Cash, cash equivalents and restricted cash - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/CashcashequivalentsandrestrictedcashNarrativeDetails </Role>
<ShortName> Cash, cash equivalents and restricted cash - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 65 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R66.htm </HtmlFileName>
<LongName> 2419409 - Disclosure - Cash, cash equivalents and restricted cash (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/CashcashequivalentsandrestrictedcashDetails </Role>
<ShortName> Cash, cash equivalents and restricted cash (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/CashcashequivalentsandrestrictedcashTables </ParentRole>
<Position> 66 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R67.htm </HtmlFileName>
<LongName> 2422410 - Disclosure - Flight equipment held for operating leases, net (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/FlightequipmentheldforoperatingleasesnetDetails </Role>
<ShortName> Flight equipment held for operating leases, net (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/FlightequipmentheldforoperatingleasesnetTables </ParentRole>
<Position> 67 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R68.htm </HtmlFileName>
<LongName> 2425411 - Disclosure - Investment in finance leases, net - Components of net investment (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/InvestmentinfinanceleasesnetComponentsofnetinvestmentDetails </Role>
<ShortName> Investment in finance leases, net - Components of net investment (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 68 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R69.htm </HtmlFileName>
<LongName> 2426412 - Disclosure - Investment in finance and sales-type leases, net - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/InvestmentinfinanceandsalestypeleasesnetNarrativeDetails </Role>
<ShortName> Investment in finance and sales-type leases, net - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/InvestmentinfinanceandsalestypeleasesnetTables </ParentRole>
<Position> 69 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R70.htm </HtmlFileName>
<LongName> 2428413 - Disclosure - Flight equipment held for sale (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/FlightequipmentheldforsaleDetails </Role>
<ShortName> Flight equipment held for sale (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/FlightequipmentheldforoperatingleasesnetTables </ParentRole>
<Position> 70 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R71.htm </HtmlFileName>
<LongName> 2431414 - Disclosure - Intangibles - Finite-lived intangible assets (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IntangiblesFinitelivedintangibleassetsDetails </Role>
<ShortName> Intangibles - Finite-lived intangible assets (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 71 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R72.htm </HtmlFileName>
<LongName> 2432415 - Disclosure - Intangibles - Movements in maintenance rights (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IntangiblesMovementsinmaintenancerightsDetails </Role>
<ShortName> Intangibles - Movements in maintenance rights (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 72 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R73.htm </HtmlFileName>
<LongName> 2433416 - Disclosure - Intangibles - Lease premium assets (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IntangiblesLeasepremiumassetsDetails </Role>
<ShortName> Intangibles - Lease premium assets (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 73 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R74.htm </HtmlFileName>
<LongName> 2434417 - Disclosure - Intangibles - Other intangibles - narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IntangiblesOtherintangiblesnarrativeDetails </Role>
<ShortName> Intangibles - Other intangibles - narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 74 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R75.htm </HtmlFileName>
<LongName> 2435418 - Disclosure - Intangibles - Other Intangibles (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IntangiblesOtherIntangiblesDetails </Role>
<ShortName> Intangibles - Other Intangibles (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 75 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R76.htm </HtmlFileName>
<LongName> 2436419 - Disclosure - Intangibles - Customer relationships (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IntangiblesCustomerrelationshipsDetails </Role>
<ShortName> Intangibles - Customer relationships (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 76 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R77.htm </HtmlFileName>
<LongName> 2439420 - Disclosure - Associated Companies (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AssociatedCompaniesDetails </Role>
<ShortName> Associated Companies (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/AssociatedCompaniesTables </ParentRole>
<Position> 77 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R78.htm </HtmlFileName>
<LongName> 2442421 - Disclosure - Other assets (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/OtherassetsDetails </Role>
<ShortName> Other assets (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/OtherassetsTables </ParentRole>
<Position> 78 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R79.htm </HtmlFileName>
<LongName> 2445422 - Disclosure - Derivative financial instruments - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DerivativefinancialinstrumentsNarrativeDetails </Role>
<ShortName> Derivative financial instruments - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 79 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R80.htm </HtmlFileName>
<LongName> 2446423 - Disclosure - Derivative financial instruments - Notional amounts and fair values of derivatives outstanding (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DerivativefinancialinstrumentsNotionalamountsandfairvaluesofderivativesoutstandingDetails </Role>
<ShortName> Derivative financial instruments - Notional amounts and fair values of derivatives outstanding (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 80 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R81.htm </HtmlFileName>
<LongName> 2447424 - Disclosure - Derivative financial instruments - Income (loss) recorded in comprehensive income (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DerivativefinancialinstrumentsIncomelossrecordedincomprehensiveincomeDetails </Role>
<ShortName> Derivative financial instruments - Income (loss) recorded in comprehensive income (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 81 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R82.htm </HtmlFileName>
<LongName> 2448425 - Disclosure - Derivative financial instruments (Effects of derivatives recorded in interest expense) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DerivativefinancialinstrumentsEffectsofderivativesrecordedininterestexpenseDetails </Role>
<ShortName> Derivative financial instruments (Effects of derivatives recorded in interest expense) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/DerivativefinancialinstrumentsTables </ParentRole>
<Position> 82 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R83.htm </HtmlFileName>
<LongName> 2451426 - Disclosure - Accounts payable, accrued expenses and other liabilities (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AccountspayableaccruedexpensesandotherliabilitiesDetails </Role>
<ShortName> Accounts payable, accrued expenses and other liabilities (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/AccountspayableaccruedexpensesandotherliabilitiesTables </ParentRole>
<Position> 83 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R84.htm </HtmlFileName>
<LongName> 2454427 - Disclosure - Accrued maintenance liability (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AccruedmaintenanceliabilityDetails </Role>
<ShortName> Accrued maintenance liability (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/AccruedmaintenanceliabilityTables </ParentRole>
<Position> 84 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R85.htm </HtmlFileName>
<LongName> 2457428 - Disclosure - Debt - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DebtNarrativeDetails </Role>
<ShortName> Debt - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 85 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R86.htm </HtmlFileName>
<LongName> 2458429 - Disclosure - Debt - Summary of indebtedness (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/DebtSummaryofindebtednessDetails </Role>
<ShortName> Debt - Summary of indebtedness (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 86 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R87.htm </HtmlFileName>
<LongName> 2460430 - Disclosure - Income taxes - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/IncometaxesNarrativeDetails </Role>
<ShortName> Income taxes - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 87 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R88.htm </HtmlFileName>
<LongName> 2463431 - Disclosure - Selling, general and administrative expenses (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/SellinggeneralandadministrativeexpensesDetails </Role>
<ShortName> Selling, general and administrative expenses (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/SellinggeneralandadministrativeexpensesTables </ParentRole>
<Position> 88 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R89.htm </HtmlFileName>
<LongName> 2466432 - Disclosure - Other income (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/OtherincomeDetails </Role>
<ShortName> Other income (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/OtherincomeTables </ParentRole>
<Position> 89 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R90.htm </HtmlFileName>
<LongName> 2468433 - Disclosure - Asset Impairment (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AssetImpairmentDetails </Role>
<ShortName> Asset Impairment (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/AssetImpairment </ParentRole>
<Position> 90 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R91.htm </HtmlFileName>
<LongName> 2471434 - Disclosure - Allowance for credit losses (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AllowanceforcreditlossesDetails </Role>
<ShortName> Allowance for credit losses (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/AllowanceforcreditlossesTables </ParentRole>
<Position> 91 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R92.htm </HtmlFileName>
<LongName> 2472435 - Disclosure - Allowance for credit losses - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/AllowanceforcreditlossesNarrativeDetails </Role>
<ShortName> Allowance for credit losses - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 92 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R93.htm </HtmlFileName>
<LongName> 2475436 - Disclosure - Earnings per share - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/EarningspershareNarrativeDetails </Role>
<ShortName> Earnings per share - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 93 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R94.htm </HtmlFileName>
<LongName> 2476437 - Disclosure - Earnings per share - Computations of basic and diluted earnings per share (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/EarningspershareComputationsofbasicanddilutedearningspershareDetails </Role>
<ShortName> Earnings per share - Computations of basic and diluted earnings per share (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 94 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R95.htm </HtmlFileName>
<LongName> 2477438 - Disclosure - Earnings per share - Computations of ordinary shares outstanding, excluding nonvested restricted stock - (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/EarningspershareComputationsofordinarysharesoutstandingexcludingnonvestedrestrictedstockDetails </Role>
<ShortName> Earnings per share - Computations of ordinary shares outstanding, excluding nonvested restricted stock - (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 95 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R96.htm </HtmlFileName>
<LongName> 2480439 - Disclosure - Variable interest entities - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/VariableinterestentitiesNarrativeDetails </Role>
<ShortName> Variable interest entities - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 96 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R97.htm </HtmlFileName>
<LongName> 2481440 - Disclosure - Variable interest entities - Maximum exposure to loss in VIEs (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/VariableinterestentitiesMaximumexposuretolossinVIEsDetails </Role>
<ShortName> Variable interest entities - Maximum exposure to loss in VIEs (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 97 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R98.htm </HtmlFileName>
<LongName> 2484441 - Disclosure - Related party transactions - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/RelatedpartytransactionsNarrativeDetails </Role>
<ShortName> Related party transactions - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 98 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R99.htm </HtmlFileName>
<LongName> 2485442 - Disclosure - Related party transactions - Schedule of related party transactions (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/RelatedpartytransactionsScheduleofrelatedpartytransactionsDetails </Role>
<ShortName> Related party transactions - Schedule of related party transactions (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 99 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R100.htm </HtmlFileName>
<LongName> 2488443 - Disclosure - Commitments and contingencies - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/CommitmentsandcontingenciesNarrativeDetails </Role>
<ShortName> Commitments and contingencies - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 100 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R101.htm </HtmlFileName>
<LongName> 2489444 - Disclosure - Commitments and contingencies - Movements in prepayments on flight equipment (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/CommitmentsandcontingenciesMovementsinprepaymentsonflightequipmentDetails </Role>
<ShortName> Commitments and contingencies - Movements in prepayments on flight equipment (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 101 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R102.htm </HtmlFileName>
<LongName> 2492445 - Disclosure - Fair value measurements - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/FairvaluemeasurementsNarrativeDetails </Role>
<ShortName> Fair value measurements - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 102 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R103.htm </HtmlFileName>
<LongName> 2493446 - Disclosure - Fair value measurements - Financial assets and liabilities measured at fair value on recurring basis (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/FairvaluemeasurementsFinancialassetsandliabilitiesmeasuredatfairvalueonrecurringbasisDetails </Role>
<ShortName> Fair value measurements - Financial assets and liabilities measured at fair value on recurring basis (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 103 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R104.htm </HtmlFileName>
<LongName> 2494447 - Disclosure - Fair value measurements - Carrying amounts and fair values of financial instruments (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/FairvaluemeasurementsCarryingamountsandfairvaluesoffinancialinstrumentsDetails </Role>
<ShortName> Fair value measurements - Carrying amounts and fair values of financial instruments (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 104 </Position>
</Report>
<Report instance="aer-20220630.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R105.htm </HtmlFileName>
<LongName> 2496448 - Disclosure - Subsequent events (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.aercap.com/role/SubsequenteventsDetails </Role>
<ShortName> Subsequent events (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.aercap.com/role/Subsequentevents </ParentRole>
<Position> 105 </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="6-K" original="aer-20220630.htm"> aer-20220630.htm </File>
<File> aer-20220630.xsd </File>
<File> aer-20220630_cal.xml </File>
<File> aer-20220630_def.xml </File>
<File> aer-20220630_lab.xml </File>
<File> aer-20220630_pre.xml </File>
</InputFiles>
<SupplementalFiles/>
<BaseTaxonomies>
<BaseTaxonomy items="940"> http://fasb.org/us-gaap/2022 </BaseTaxonomy>
<BaseTaxonomy items="8"> http://xbrl.sec.gov/dei/2022 </BaseTaxonomy>
</BaseTaxonomies>
<HasPresentationLinkbase> true </HasPresentationLinkbase>
<HasCalculationLinkbase> true </HasCalculationLinkbase>
</FilingSummary>

Top
Filing Submission 0001378789-22-000018   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Wed., May 1, 2:03:58.1pm ET