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

Tenable Holdings, Inc. – ‘10-K’ for 12/31/23 – ‘XML’

On:  Wednesday, 2/28/24, at 4:37pm ET   ·   For:  12/31/23   ·   Accession #:  1660280-24-33   ·   File #:  1-38600

Previous ‘10-K’:  ‘10-K’ on 2/24/23 for 12/31/22   ·   Latest ‘10-K’:  This Filing   ·   14 References:   

Find Words in Filings emoji
 		  in    Show  and   ↓Hints

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

 2/28/24  Tenable Holdings, Inc.            10-K       12/31/23  112:9.9M

Annual Report   —   Form 10-K   —   SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   2.14M 
 2: EX-21.1     Subsidiaries List                                   HTML     30K 
 3: EX-23.1     Consent of Expert or Counsel                        HTML     32K 
 7: EX-97.1     Clawback Policy re: Recovery of Erroneously         HTML     50K 
                Awarded Compensation                                             
 4: EX-31.1     Certification -- §302 - SOA'02                      HTML     34K 
 5: EX-31.2     Certification -- §302 - SOA'02                      HTML     34K 
 6: EX-32.1     Certification -- §906 - SOA'02                      HTML     32K 
13: R1          Cover Page                                          HTML     96K 
14: R2          Audit Information                                   HTML     35K 
15: R3          Consolidated Balance Sheets                         HTML    138K 
16: R4          Consolidated Balance Sheets (Parenthetical)         HTML     41K 
17: R5          Consolidated Statements of Operations               HTML    109K 
18: R6          Consolidated Statements of Comprehensive Loss       HTML     54K 
19: R7          Consolidated Statements of Stockholders' Equity     HTML    100K 
20: R8          Consolidated Statements of Cash Flows               HTML    133K 
21: R9          Business and Summary of Significant Accounting      HTML     75K 
                Policies                                                         
22: R10         Revenue                                             HTML     53K 
23: R11         Cash Equivalents and Short-Term Investments         HTML     90K 
24: R12         Fair Value Measurements                             HTML     83K 
25: R13         Property and Equipment, Net                         HTML     42K 
26: R14         Acquisitions, Goodwill and Intangible Assets        HTML     81K 
27: R15         Leases                                              HTML     75K 
28: R16         Debt                                                HTML     51K 
29: R17         Commitments and Contingencies                       HTML     34K 
30: R18         Stock-Based Compensation                            HTML    117K 
31: R19         Income Taxes                                        HTML    117K 
32: R20         Net Loss Per Share                                  HTML     51K 
33: R21         Geographic Information                              HTML     51K 
34: R22         Benefit Plans                                       HTML     35K 
35: R23         Schedule II - Valuation and Qualifying Accounts     HTML     42K 
36: R24         Pay vs Performance Disclosure                       HTML     42K 
37: R25         Insider Trading Arrangements                        HTML     62K 
38: R26         Business and Summary of Significant Accounting      HTML    133K 
                Policies (Policies)                                              
39: R27         Revenue (Tables)                                    HTML     49K 
40: R28         Cash Equivalents and Short-Term Investments         HTML     94K 
                (Tables)                                                         
41: R29         Fair Value Measurements (Tables)                    HTML     79K 
42: R30         Property and Equipment, Net (Tables)                HTML     40K 
43: R31         Acquisitions, Goodwill and Intangible Assets        HTML     89K 
                (Tables)                                                         
44: R32         Leases (Tables)                                     HTML     54K 
45: R33         Debt (Tables)                                       HTML     44K 
46: R34         Stock-Based Compensation (Tables)                   HTML    114K 
47: R35         Income Taxes (Tables)                               HTML    119K 
48: R36         Net Loss Per Share (Tables)                         HTML     53K 
49: R37         Geographic Information (Tables)                     HTML     49K 
50: R38         Business and Summary of Significant Accounting      HTML     33K 
                Policies - Foreign Currency (Details)                            
51: R39         Business and Summary of Significant Accounting      HTML     40K 
                Policies - Perpetual License and Maintenance                     
                Revenue (Details)                                                
52: R40         Business and Summary of Significant Accounting      HTML     35K 
                Policies - Cash and Cash Equivalents (Details)                   
53: R41         Business and Summary of Significant Accounting      HTML     36K 
                Policies - Investments (Details)                                 
54: R42         Business and Summary of Significant Accounting      HTML     38K 
                Policies - Deferred Commissions (Details)                        
55: R43         Business and Summary of Significant Accounting      HTML     35K 
                Policies - Property and Equipment, net (Details)                 
56: R44         Business and Summary of Significant Accounting      HTML     33K 
                Policies - Impairment of Long Lived Assets                       
                (Details)                                                        
57: R45         Business and Summary of Significant Accounting      HTML     32K 
                Policies - Goodwill (Details)                                    
58: R46         Business and Summary of Significant Accounting      HTML     40K 
                Policies - Common Stock (Details)                                
59: R47         Business and Summary of Significant Accounting      HTML     37K 
                Policies - Treasury Stock (Details)                              
60: R48         Business and Summary of Significant Accounting      HTML     48K 
                Policies - Stock-Based Compensation (Details)                    
61: R49         Business and Summary of Significant Accounting      HTML     32K 
                Policies - Advertising (Details)                                 
62: R50         Business and Summary of Significant Accounting      HTML     34K 
                Policies - Software Development Costs (Details)                  
63: R51         Business and Summary of Significant Accounting      HTML     35K 
                Policies - Restructuring (Details)                               
64: R52         Business and Summary of Significant Accounting      HTML     32K 
                Policies - Segment Information (Details)                         
65: R53         Revenue - Schedule of Revenue (Details)             HTML     44K 
66: R54         Revenue - Concentrations (Details)                  HTML     43K 
67: R55         Revenue - Contract Balances (Details)               HTML     32K 
68: R56         Revenue - Remaining Performance Obligations         HTML     39K 
                (Details)                                                        
69: R57         Revenue - Activity of Deferred Contract Costs       HTML     36K 
                (Details)                                                        
70: R58         Cash Equivalents and Short-Term Investments -       HTML     69K 
                Schedule of Amortized Cost, Unrealized Gain and                  
                Loss and Estimated Fair Value (Details)                          
71: R59         Cash Equivalents and Short-Term Investments -       HTML     46K 
                Contractual Maturities on Short-Term Investments                 
                (Details)                                                        
72: R60         Fair Value Measurements - Schedule of Assets        HTML     89K 
                Measured At Fair Value on Recurring Basis                        
                (Details)                                                        
73: R61         Fair Value Measurements - Additional Information    HTML     34K 
                (Details)                                                        
74: R62         Property and Equipment, Net - Schedule of Property  HTML     47K 
                and Equipment, Net (Details)                                     
75: R63         Property and Equipment, Net - Narrative (Details)   HTML     32K 
76: R64         Acquisitions, Goodwill and Intangible Assets -      HTML     60K 
                Narrative (Details)                                              
77: R65         Acquisitions, Goodwill and Intangible Assets -      HTML     57K 
                Schedule Of Recognized Identified Assets Acquired                
                And Liabilities Assumed (Details)                                
78: R66         Acquisitions, Goodwill and Intangible Assets -      HTML     53K 
                Schedule of Acquired Finite-lived Intangible                     
                Assets (Details)                                                 
79: R67         Acquisitions, Goodwill and Intangible Assets -      HTML     36K 
                Schedule of Goodwill (Details)                                   
80: R68         Acquisitions, Goodwill and Intangible Assets -      HTML     43K 
                Schedule of Finite-lived Intangible Assets                       
                (Details)                                                        
81: R69         Acquisitions, Goodwill and Intangible Assets -      HTML     46K 
                Schedule of Future Amortization of Intangible                    
                Assets (Details)                                                 
82: R70         Leases - Narrative (Details)                        HTML     41K 
83: R71         Leases - Components of Lease Expense (Details)      HTML     32K 
84: R72         Leases - Supplemental Information (Details)         HTML     39K 
85: R73         Leases - Operating Lease Liability Maturities       HTML     49K 
                (Details)                                                        
86: R74         Debt - Narrative (Details)                          HTML     68K 
87: R75         Debt - Carrying Value of Senior Notes (Details)     HTML     52K 
88: R76         Debt - Maturities of Senior Notes (Details)         HTML     46K 
89: R77         Commitments and Contingencies (Details)             HTML     53K 
90: R78         Stock-Based Compensation - Narrative (Details)      HTML    107K 
91: R79         Stock-Based Compensation - Schedule of Stock-based  HTML     42K 
                Compensation Expense (Details)                                   
92: R80         Stock-Based Compensation - Schedule of RSUs and     HTML     77K 
                PSUs (Details)                                                   
93: R81         Stock-Based Compensation - Schedule of Stock        HTML     69K 
                Option Activity (Details)                                        
94: R82         Stock-Based Compensation - Schedule Fair Value of   HTML     57K 
                ESPP Purchase Rights (Details)                                   
95: R83         Income Taxes - Schedule of Components of Loss       HTML     37K 
                Before Income Taxes (Details)                                    
96: R84         Income Taxes - Schedule of Components of the        HTML     58K 
                Provision for Income Taxes (Details)                             
97: R85         Income Taxes - Narrative (Details)                  HTML     55K 
98: R86         Income Taxes - Schedule of Differences Between      HTML     59K 
                Federal and Effective Tax Rate (Details)                         
99: R87         Income Taxes - Schedule of Components of Deferred   HTML     73K 
                Tax Assets and Liabilities (Details)                             
100: R88         Income Taxes - Schedule Change of Gross Unrealized  HTML     42K  
                Tax Benefits (Details)                                           
101: R89         Net Loss Per Share - Schedule of Computation of     HTML     60K  
                Basic and Diluted Net Loss Per Share (Details)                   
102: R90         Net Loss Per Share - Schedule of Potentially        HTML     46K  
                Dilutive Securities (Details)                                    
103: R91         Geographic Information - Narrative (Details)        HTML     40K  
104: R92         Geographic Information - Schedule of Revenue by     HTML     42K  
                Region (Details)                                                 
105: R93         Geographic Information - Schedule of Property and   HTML     37K  
                Equipment, Net by Geographic Area (Details)                      
106: R94         Benefit Plans (Details)                             HTML     32K  
107: R95         Schedule II - Valuation and Qualifying Accounts     HTML     38K  
                (Details)                                                        
109: XML         IDEA XML File -- Filing Summary                      XML    205K  
112: XML         XBRL Instance -- tenb-20231231_htm                   XML   2.11M  
108: EXCEL       IDEA Workbook of Financial Report Info              XLSX    182K  
 9: EX-101.CAL  XBRL Calculations -- tenb-20231231_cal               XML    255K 
10: EX-101.DEF  XBRL Definitions -- tenb-20231231_def                XML    614K 
11: EX-101.LAB  XBRL Labels -- tenb-20231231_lab                     XML   2.11M 
12: EX-101.PRE  XBRL Presentations -- tenb-20231231_pre              XML   1.27M 
 8: EX-101.SCH  XBRL Schema -- tenb-20231231                         XSD    188K 
110: JSON        XBRL Instance as JSON Data -- MetaLinks              612±   919K  
111: ZIP         XBRL Zipped Folder -- 0001660280-24-000033-xbrl      Zip    503K

‘XML’   —   IDEA XML File — Filing Summary

This Document is an IDEA XML File.

                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<FilingSummary>
<Version> 3.24.0.1 </Version>
<ProcessingTime/>
<ReportFormat> html </ReportFormat>
<ContextCount> 288 </ContextCount>
<ElementCount> 430 </ElementCount>
<EntityCount> 1 </EntityCount>
<FootnotesReported> false </FootnotesReported>
<SegmentCount> 82 </SegmentCount>
<ScenarioCount> 0 </ScenarioCount>
<TuplesReported> false </TuplesReported>
<UnitCount> 9 </UnitCount>
<MyReports>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R1.htm </HtmlFileName>
<LongName> 0000001 - Document - Cover Page </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CoverPage </Role>
<ShortName> Cover Page </ShortName>
<MenuCategory> Cover </MenuCategory>
<Position> 1 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R2.htm </HtmlFileName>
<LongName> 0000002 - Document - Audit Information </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AuditInformation </Role>
<ShortName> Audit Information </ShortName>
<MenuCategory> Cover </MenuCategory>
<Position> 2 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R3.htm </HtmlFileName>
<LongName> 0000003 - Statement - CONSOLIDATED BALANCE SHEETS </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CONSOLIDATEDBALANCESHEETS </Role>
<ShortName> CONSOLIDATED BALANCE SHEETS </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 3 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R4.htm </HtmlFileName>
<LongName> 0000004 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CONSOLIDATEDBALANCESHEETSParenthetical </Role>
<ShortName> CONSOLIDATED BALANCE SHEETS (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 4 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R5.htm </HtmlFileName>
<LongName> 0000005 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS </Role>
<ShortName> CONSOLIDATED STATEMENTS OF OPERATIONS </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 5 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R6.htm </HtmlFileName>
<LongName> 0000006 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS </Role>
<ShortName> CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 6 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R7.htm </HtmlFileName>
<LongName> 0000007 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY </Role>
<ShortName> CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 7 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R8.htm </HtmlFileName>
<LongName> 0000008 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS </Role>
<ShortName> CONSOLIDATED STATEMENTS OF CASH FLOWS </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 8 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R9.htm </HtmlFileName>
<LongName> 0000009 - Disclosure - Business and Summary of Significant Accounting Policies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPolicies </Role>
<ShortName> Business and Summary of Significant Accounting Policies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 9 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R10.htm </HtmlFileName>
<LongName> 0000010 - Disclosure - Revenue </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/Revenue </Role>
<ShortName> Revenue </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 10 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R11.htm </HtmlFileName>
<LongName> 0000011 - Disclosure - Cash Equivalents and Short-Term Investments </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CashEquivalentsandShortTermInvestments </Role>
<ShortName> Cash Equivalents and Short-Term Investments </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 11 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R12.htm </HtmlFileName>
<LongName> 0000012 - Disclosure - Fair Value Measurements </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/FairValueMeasurements </Role>
<ShortName> Fair Value Measurements </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 12 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R13.htm </HtmlFileName>
<LongName> 0000013 - Disclosure - Property and Equipment, Net </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/PropertyandEquipmentNet </Role>
<ShortName> Property and Equipment, Net </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 13 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R14.htm </HtmlFileName>
<LongName> 0000014 - Disclosure - Acquisitions, Goodwill and Intangible Assets </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssets </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 14 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R15.htm </HtmlFileName>
<LongName> 0000015 - Disclosure - Leases </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/Leases </Role>
<ShortName> Leases </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 15 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R16.htm </HtmlFileName>
<LongName> 0000016 - Disclosure - Debt </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/Debt </Role>
<ShortName> Debt </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 16 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R17.htm </HtmlFileName>
<LongName> 0000017 - Disclosure - Commitments and Contingencies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CommitmentsandContingencies </Role>
<ShortName> Commitments and Contingencies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 17 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R18.htm </HtmlFileName>
<LongName> 0000018 - Disclosure - Stock-Based Compensation </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/StockBasedCompensation </Role>
<ShortName> Stock-Based Compensation </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 18 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R19.htm </HtmlFileName>
<LongName> 0000019 - Disclosure - Income Taxes </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxes </Role>
<ShortName> Income Taxes </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 19 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R20.htm </HtmlFileName>
<LongName> 0000020 - Disclosure - Net Loss Per Share </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/NetLossPerShare </Role>
<ShortName> Net Loss Per Share </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 20 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R21.htm </HtmlFileName>
<LongName> 0000021 - Disclosure - Geographic Information </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/GeographicInformation </Role>
<ShortName> Geographic Information </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 21 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R22.htm </HtmlFileName>
<LongName> 0000022 - Disclosure - Benefit Plans </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BenefitPlans </Role>
<ShortName> Benefit Plans </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 22 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R23.htm </HtmlFileName>
<LongName> 0000023 - Disclosure - Schedule II - Valuation and Qualifying Accounts </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/ScheduleIIValuationandQualifyingAccounts </Role>
<ShortName> Schedule II - Valuation and Qualifying Accounts </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 23 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R24.htm </HtmlFileName>
<LongName> 995410 - Disclosure - Pay vs Performance Disclosure </LongName>
<ReportType> Sheet </ReportType>
<Role> http://xbrl.sec.gov/ecd/role/PvpDisclosure </Role>
<ShortName> Pay vs Performance Disclosure </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 24 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R25.htm </HtmlFileName>
<LongName> 995445 - Disclosure - Insider Trading Arrangements </LongName>
<ReportType> Sheet </ReportType>
<Role> http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements </Role>
<ShortName> Insider Trading Arrangements </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 25 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R26.htm </HtmlFileName>
<LongName> 9954471 - Disclosure - Business and Summary of Significant Accounting Policies (Policies) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesPolicies </Role>
<ShortName> Business and Summary of Significant Accounting Policies (Policies) </ShortName>
<MenuCategory> Policies </MenuCategory>
<ParentRole> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPolicies </ParentRole>
<Position> 26 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R27.htm </HtmlFileName>
<LongName> 9954472 - Disclosure - Revenue (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/RevenueTables </Role>
<ShortName> Revenue (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/Revenue </ParentRole>
<Position> 27 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R28.htm </HtmlFileName>
<LongName> 9954473 - Disclosure - Cash Equivalents and Short-Term Investments (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CashEquivalentsandShortTermInvestmentsTables </Role>
<ShortName> Cash Equivalents and Short-Term Investments (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/CashEquivalentsandShortTermInvestments </ParentRole>
<Position> 28 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R29.htm </HtmlFileName>
<LongName> 9954474 - Disclosure - Fair Value Measurements (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/FairValueMeasurementsTables </Role>
<ShortName> Fair Value Measurements (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/FairValueMeasurements </ParentRole>
<Position> 29 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R30.htm </HtmlFileName>
<LongName> 9954475 - Disclosure - Property and Equipment, Net (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/PropertyandEquipmentNetTables </Role>
<ShortName> Property and Equipment, Net (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/PropertyandEquipmentNet </ParentRole>
<Position> 30 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R31.htm </HtmlFileName>
<LongName> 9954476 - Disclosure - Acquisitions, Goodwill and Intangible Assets (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssetsTables </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssets </ParentRole>
<Position> 31 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R32.htm </HtmlFileName>
<LongName> 9954477 - Disclosure - Leases (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/LeasesTables </Role>
<ShortName> Leases (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/Leases </ParentRole>
<Position> 32 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R33.htm </HtmlFileName>
<LongName> 9954478 - Disclosure - Debt (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/DebtTables </Role>
<ShortName> Debt (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/Debt </ParentRole>
<Position> 33 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R34.htm </HtmlFileName>
<LongName> 9954479 - Disclosure - Stock-Based Compensation (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/StockBasedCompensationTables </Role>
<ShortName> Stock-Based Compensation (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/StockBasedCompensation </ParentRole>
<Position> 34 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R35.htm </HtmlFileName>
<LongName> 9954480 - Disclosure - Income Taxes (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxesTables </Role>
<ShortName> Income Taxes (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/IncomeTaxes </ParentRole>
<Position> 35 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R36.htm </HtmlFileName>
<LongName> 9954481 - Disclosure - Net Loss Per Share (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/NetLossPerShareTables </Role>
<ShortName> Net Loss Per Share (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/NetLossPerShare </ParentRole>
<Position> 36 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R37.htm </HtmlFileName>
<LongName> 9954482 - Disclosure - Geographic Information (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/GeographicInformationTables </Role>
<ShortName> Geographic Information (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.tenable.com/role/GeographicInformation </ParentRole>
<Position> 37 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R38.htm </HtmlFileName>
<LongName> 9954483 - Disclosure - Business and Summary of Significant Accounting Policies - Foreign Currency (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesForeignCurrencyDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Foreign Currency (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 38 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R39.htm </HtmlFileName>
<LongName> 9954484 - Disclosure - Business and Summary of Significant Accounting Policies - Perpetual License and Maintenance Revenue (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesPerpetualLicenseandMaintenanceRevenueDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Perpetual License and Maintenance Revenue (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 39 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R40.htm </HtmlFileName>
<LongName> 9954485 - Disclosure - Business and Summary of Significant Accounting Policies - Cash and Cash Equivalents (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesCashandCashEquivalentsDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Cash and Cash Equivalents (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 40 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R41.htm </HtmlFileName>
<LongName> 9954486 - Disclosure - Business and Summary of Significant Accounting Policies - Investments (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesInvestmentsDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Investments (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 41 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R42.htm </HtmlFileName>
<LongName> 9954487 - Disclosure - Business and Summary of Significant Accounting Policies - Deferred Commissions (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesDeferredCommissionsDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Deferred Commissions (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 42 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R43.htm </HtmlFileName>
<LongName> 9954488 - Disclosure - Business and Summary of Significant Accounting Policies - Property and Equipment, net (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesPropertyandEquipmentnetDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Property and Equipment, net (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 43 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R44.htm </HtmlFileName>
<LongName> 9954489 - Disclosure - Business and Summary of Significant Accounting Policies - Impairment of Long Lived Assets (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesImpairmentofLongLivedAssetsDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Impairment of Long Lived Assets (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 44 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R45.htm </HtmlFileName>
<LongName> 9954490 - Disclosure - Business and Summary of Significant Accounting Policies - Goodwill (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesGoodwillDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Goodwill (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesPolicies </ParentRole>
<Position> 45 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R46.htm </HtmlFileName>
<LongName> 9954491 - Disclosure - Business and Summary of Significant Accounting Policies - Common Stock (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesCommonStockDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Common Stock (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 46 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R47.htm </HtmlFileName>
<LongName> 9954492 - Disclosure - Business and Summary of Significant Accounting Policies - Treasury Stock (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesTreasuryStockDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Treasury Stock (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 47 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R48.htm </HtmlFileName>
<LongName> 9954493 - Disclosure - Business and Summary of Significant Accounting Policies - Stock-Based Compensation (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesStockBasedCompensationDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Stock-Based Compensation (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 48 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R49.htm </HtmlFileName>
<LongName> 9954494 - Disclosure - Business and Summary of Significant Accounting Policies - Advertising (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesAdvertisingDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Advertising (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 49 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R50.htm </HtmlFileName>
<LongName> 9954495 - Disclosure - Business and Summary of Significant Accounting Policies - Software Development Costs (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesSoftwareDevelopmentCostsDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Software Development Costs (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 50 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R51.htm </HtmlFileName>
<LongName> 9954496 - Disclosure - Business and Summary of Significant Accounting Policies - Restructuring (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesRestructuringDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Restructuring (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 51 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R52.htm </HtmlFileName>
<LongName> 9954497 - Disclosure - Business and Summary of Significant Accounting Policies - Segment Information (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BusinessandSummaryofSignificantAccountingPoliciesSegmentInformationDetails </Role>
<ShortName> Business and Summary of Significant Accounting Policies - Segment Information (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 52 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R53.htm </HtmlFileName>
<LongName> 9954498 - Disclosure - Revenue - Schedule of Revenue (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/RevenueScheduleofRevenueDetails </Role>
<ShortName> Revenue - Schedule of Revenue (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 53 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R54.htm </HtmlFileName>
<LongName> 9954499 - Disclosure - Revenue - Concentrations (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/RevenueConcentrationsDetails </Role>
<ShortName> Revenue - Concentrations (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 54 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R55.htm </HtmlFileName>
<LongName> 9954500 - Disclosure - Revenue - Contract Balances (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/RevenueContractBalancesDetails </Role>
<ShortName> Revenue - Contract Balances (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 55 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R56.htm </HtmlFileName>
<LongName> 9954501 - Disclosure - Revenue - Remaining Performance Obligations (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/RevenueRemainingPerformanceObligationsDetails </Role>
<ShortName> Revenue - Remaining Performance Obligations (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 56 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R57.htm </HtmlFileName>
<LongName> 9954502 - Disclosure - Revenue - Activity of Deferred Contract Costs (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/RevenueActivityofDeferredContractCostsDetails </Role>
<ShortName> Revenue - Activity of Deferred Contract Costs (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 57 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R58.htm </HtmlFileName>
<LongName> 9954503 - Disclosure - Cash Equivalents and Short-Term Investments - Schedule of Amortized Cost, Unrealized Gain and Loss and Estimated Fair Value (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CashEquivalentsandShortTermInvestmentsScheduleofAmortizedCostUnrealizedGainandLossandEstimatedFairValueDetails </Role>
<ShortName> Cash Equivalents and Short-Term Investments - Schedule of Amortized Cost, Unrealized Gain and Loss and Estimated Fair Value (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 58 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R59.htm </HtmlFileName>
<LongName> 9954504 - Disclosure - Cash Equivalents and Short-Term Investments - Contractual Maturities on Short-Term Investments (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CashEquivalentsandShortTermInvestmentsContractualMaturitiesonShortTermInvestmentsDetails </Role>
<ShortName> Cash Equivalents and Short-Term Investments - Contractual Maturities on Short-Term Investments (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 59 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R60.htm </HtmlFileName>
<LongName> 9954505 - Disclosure - Fair Value Measurements - Schedule of Assets Measured At Fair Value on Recurring Basis (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/FairValueMeasurementsScheduleofAssetsMeasuredAtFairValueonRecurringBasisDetails </Role>
<ShortName> Fair Value Measurements - Schedule of Assets Measured At Fair Value on Recurring Basis (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 60 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R61.htm </HtmlFileName>
<LongName> 9954506 - Disclosure - Fair Value Measurements - Additional Information (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/FairValueMeasurementsAdditionalInformationDetails </Role>
<ShortName> Fair Value Measurements - Additional Information (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 61 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R62.htm </HtmlFileName>
<LongName> 9954507 - Disclosure - Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/PropertyandEquipmentNetScheduleofPropertyandEquipmentNetDetails </Role>
<ShortName> Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 62 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R63.htm </HtmlFileName>
<LongName> 9954508 - Disclosure - Property and Equipment, Net - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/PropertyandEquipmentNetNarrativeDetails </Role>
<ShortName> Property and Equipment, Net - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 63 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R64.htm </HtmlFileName>
<LongName> 9954509 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssetsNarrativeDetails </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 64 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R65.htm </HtmlFileName>
<LongName> 9954510 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssetsScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedDetails </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets - Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 65 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R66.htm </HtmlFileName>
<LongName> 9954511 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Schedule of Acquired Finite-lived Intangible Assets (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssetsScheduleofAcquiredFinitelivedIntangibleAssetsDetails </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets - Schedule of Acquired Finite-lived Intangible Assets (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 66 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R67.htm </HtmlFileName>
<LongName> 9954512 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Schedule of Goodwill (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssetsScheduleofGoodwillDetails </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets - Schedule of Goodwill (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 67 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R68.htm </HtmlFileName>
<LongName> 9954513 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Schedule of Finite-lived Intangible Assets (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssetsScheduleofFinitelivedIntangibleAssetsDetails </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets - Schedule of Finite-lived Intangible Assets (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 68 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R69.htm </HtmlFileName>
<LongName> 9954514 - Disclosure - Acquisitions, Goodwill and Intangible Assets - Schedule of Future Amortization of Intangible Assets (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/AcquisitionsGoodwillandIntangibleAssetsScheduleofFutureAmortizationofIntangibleAssetsDetails </Role>
<ShortName> Acquisitions, Goodwill and Intangible Assets - Schedule of Future Amortization of Intangible Assets (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 69 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R70.htm </HtmlFileName>
<LongName> 9954515 - Disclosure - Leases - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/LeasesNarrativeDetails </Role>
<ShortName> Leases - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 70 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R71.htm </HtmlFileName>
<LongName> 9954516 - Disclosure - Leases - Components of Lease Expense (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/LeasesComponentsofLeaseExpenseDetails </Role>
<ShortName> Leases - Components of Lease Expense (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 71 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R72.htm </HtmlFileName>
<LongName> 9954517 - Disclosure - Leases - Supplemental Information (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/LeasesSupplementalInformationDetails </Role>
<ShortName> Leases - Supplemental Information (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 72 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R73.htm </HtmlFileName>
<LongName> 9954518 - Disclosure - Leases - Operating Lease Liability Maturities (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/LeasesOperatingLeaseLiabilityMaturitiesDetails </Role>
<ShortName> Leases - Operating Lease Liability Maturities (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 73 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R74.htm </HtmlFileName>
<LongName> 9954519 - Disclosure - Debt - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/DebtNarrativeDetails </Role>
<ShortName> Debt - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 74 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R75.htm </HtmlFileName>
<LongName> 9954520 - Disclosure - Debt - Carrying Value of Senior Notes (Details) </LongName>
<ReportType> Notes </ReportType>
<Role> http://www.tenable.com/role/DebtCarryingValueofSeniorNotesDetails </Role>
<ShortName> Debt - Carrying Value of Senior Notes (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 75 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R76.htm </HtmlFileName>
<LongName> 9954521 - Disclosure - Debt - Maturities of Senior Notes (Details) </LongName>
<ReportType> Notes </ReportType>
<Role> http://www.tenable.com/role/DebtMaturitiesofSeniorNotesDetails </Role>
<ShortName> Debt - Maturities of Senior Notes (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 76 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R77.htm </HtmlFileName>
<LongName> 9954522 - Disclosure - Commitments and Contingencies (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/CommitmentsandContingenciesDetails </Role>
<ShortName> Commitments and Contingencies (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.tenable.com/role/CommitmentsandContingencies </ParentRole>
<Position> 77 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R78.htm </HtmlFileName>
<LongName> 9954523 - Disclosure - Stock-Based Compensation - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/StockBasedCompensationNarrativeDetails </Role>
<ShortName> Stock-Based Compensation - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 78 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R79.htm </HtmlFileName>
<LongName> 9954524 - Disclosure - Stock-Based Compensation - Schedule of Stock-based Compensation Expense (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/StockBasedCompensationScheduleofStockbasedCompensationExpenseDetails </Role>
<ShortName> Stock-Based Compensation - Schedule of Stock-based Compensation Expense (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 79 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R80.htm </HtmlFileName>
<LongName> 9954525 - Disclosure - Stock-Based Compensation - Schedule of RSUs and PSUs (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/StockBasedCompensationScheduleofRSUsandPSUsDetails </Role>
<ShortName> Stock-Based Compensation - Schedule of RSUs and PSUs (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 80 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R81.htm </HtmlFileName>
<LongName> 9954526 - Disclosure - Stock-Based Compensation - Schedule of Stock Option Activity (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/StockBasedCompensationScheduleofStockOptionActivityDetails </Role>
<ShortName> Stock-Based Compensation - Schedule of Stock Option Activity (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 81 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R82.htm </HtmlFileName>
<LongName> 9954527 - Disclosure - Stock-Based Compensation - Schedule Fair Value of ESPP Purchase Rights (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/StockBasedCompensationScheduleFairValueofESPPPurchaseRightsDetails </Role>
<ShortName> Stock-Based Compensation - Schedule Fair Value of ESPP Purchase Rights (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 82 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R83.htm </HtmlFileName>
<LongName> 9954528 - Disclosure - Income Taxes - Schedule of Components of Loss Before Income Taxes (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxesScheduleofComponentsofLossBeforeIncomeTaxesDetails </Role>
<ShortName> Income Taxes - Schedule of Components of Loss Before Income Taxes (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 83 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R84.htm </HtmlFileName>
<LongName> 9954529 - Disclosure - Income Taxes - Schedule of Components of the Provision for Income Taxes (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxesScheduleofComponentsoftheProvisionforIncomeTaxesDetails </Role>
<ShortName> Income Taxes - Schedule of Components of the Provision for Income Taxes (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 84 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R85.htm </HtmlFileName>
<LongName> 9954530 - Disclosure - Income Taxes - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxesNarrativeDetails </Role>
<ShortName> Income Taxes - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 85 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R86.htm </HtmlFileName>
<LongName> 9954531 - Disclosure - Income Taxes - Schedule of Differences Between Federal and Effective Tax Rate (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxesScheduleofDifferencesBetweenFederalandEffectiveTaxRateDetails </Role>
<ShortName> Income Taxes - Schedule of Differences Between Federal and Effective Tax Rate (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 86 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R87.htm </HtmlFileName>
<LongName> 9954532 - Disclosure - Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxesScheduleofComponentsofDeferredTaxAssetsandLiabilitiesDetails </Role>
<ShortName> Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 87 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R88.htm </HtmlFileName>
<LongName> 9954533 - Disclosure - Income Taxes - Schedule Change of Gross Unrealized Tax Benefits (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/IncomeTaxesScheduleChangeofGrossUnrealizedTaxBenefitsDetails </Role>
<ShortName> Income Taxes - Schedule Change of Gross Unrealized Tax Benefits (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 88 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R89.htm </HtmlFileName>
<LongName> 9954534 - Disclosure - Net Loss Per Share - Schedule of Computation of Basic and Diluted Net Loss Per Share (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/NetLossPerShareScheduleofComputationofBasicandDilutedNetLossPerShareDetails </Role>
<ShortName> Net Loss Per Share - Schedule of Computation of Basic and Diluted Net Loss Per Share (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 89 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R90.htm </HtmlFileName>
<LongName> 9954535 - Disclosure - Net Loss Per Share - Schedule of Potentially Dilutive Securities (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/NetLossPerShareScheduleofPotentiallyDilutiveSecuritiesDetails </Role>
<ShortName> Net Loss Per Share - Schedule of Potentially Dilutive Securities (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 90 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R91.htm </HtmlFileName>
<LongName> 9954536 - Disclosure - Geographic Information - Narrative (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/GeographicInformationNarrativeDetails </Role>
<ShortName> Geographic Information - Narrative (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 91 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R92.htm </HtmlFileName>
<LongName> 9954537 - Disclosure - Geographic Information - Schedule of Revenue by Region (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/GeographicInformationScheduleofRevenuebyRegionDetails </Role>
<ShortName> Geographic Information - Schedule of Revenue by Region (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 92 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R93.htm </HtmlFileName>
<LongName> 9954538 - Disclosure - Geographic Information - Schedule of Property and Equipment, Net by Geographic Area (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/GeographicInformationScheduleofPropertyandEquipmentNetbyGeographicAreaDetails </Role>
<ShortName> Geographic Information - Schedule of Property and Equipment, Net by Geographic Area (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<Position> 93 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R94.htm </HtmlFileName>
<LongName> 9954539 - Disclosure - Benefit Plans (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/BenefitPlansDetails </Role>
<ShortName> Benefit Plans (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.tenable.com/role/BenefitPlans </ParentRole>
<Position> 94 </Position>
</Report>
<Report instance="tenb-20231231.htm">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R95.htm </HtmlFileName>
<LongName> 9954540 - Disclosure - Schedule II - Valuation and Qualifying Accounts (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.tenable.com/role/ScheduleIIValuationandQualifyingAccountsDetails </Role>
<ShortName> Schedule II - Valuation and Qualifying Accounts (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.tenable.com/role/ScheduleIIValuationandQualifyingAccounts </ParentRole>
<Position> 95 </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" isDefinitelyFs="true" isUsgaap="true" original="tenb-20231231.htm"> tenb-20231231.htm </File>
<File> tenb-20231231.xsd </File>
<File> tenb-20231231_cal.xml </File>
<File> tenb-20231231_def.xml </File>
<File> tenb-20231231_lab.xml </File>
<File> tenb-20231231_pre.xml </File>
</InputFiles>
<SupplementalFiles/>
<BaseTaxonomies>
<BaseTaxonomy items="1"> http://fasb.org/srt/2023 </BaseTaxonomy>
<BaseTaxonomy items="1111"> http://fasb.org/us-gaap/2023 </BaseTaxonomy>
<BaseTaxonomy items="38"> http://xbrl.sec.gov/dei/2023 </BaseTaxonomy>
<BaseTaxonomy items="25"> http://xbrl.sec.gov/ecd/2023 </BaseTaxonomy>
</BaseTaxonomies>
<HasPresentationLinkbase> true </HasPresentationLinkbase>
<HasCalculationLinkbase> true </HasCalculationLinkbase>
</FilingSummary>

14 Previous Filings that this Filing References

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

11/15/23  Tenable Holdings, Inc.            8-K:5,9    11/14/23   11:12M
11/09/23  Tenable Holdings, Inc.            10-Q        9/30/23   81:6.4M
 9/07/23  Tenable Holdings, Inc.            8-K:1,7,9   9/07/23   12:54M
 8/02/23  Tenable Holdings, Inc.            10-Q        6/30/23   82:86M
 2/24/23  Tenable Holdings, Inc.            10-K       12/31/22  106:10M
 2/28/22  Tenable Holdings, Inc.            8-K:5,9     2/23/22   11:296K
 9/13/21  Tenable Holdings, Inc.            8-K:1,7     9/13/21   12:1.7M
 8/02/21  Tenable Holdings, Inc.            10-Q        6/30/21   80:9.2M
 2/28/20  Tenable Holdings, Inc.            10-K       12/31/19  105:10M
 2/22/19  Tenable Holdings, Inc.            8-K:5,9     2/20/19    5:1.1M
 7/30/18  Tenable Holdings, Inc.            8-K:5,9     7/30/18    2:49K                                    Donnelley … Solutions/FA
 7/26/18  Tenable Holdings, Inc.            S-8         7/26/18    8:1.2M                                   Donnelley … Solutions/FA
 7/16/18  Tenable Holdings, Inc.            S-1/A                  5:4.4M                                   Donnelley … Solutions/FA
 6/29/18  Tenable Holdings, Inc.            S-1                   20:6.1M                                   Donnelley … Solutions/FA
↑Top
Filing Submission 0001660280-24-000033   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)
Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
About — Privacy — Redactions — Help — Thu., May 9, 11:36:09.2am ET