3.22.0.1 html 356 547 1 false 100 0 false 12 false false R1.htm 0001001 - Document - Cover Page Sheet http://angihomeservices.com/role/CoverPage Cover Page Cover 1 false false R2.htm 0002002 - Document - Audit Information Sheet http://angihomeservices.com/role/AuditInformation Audit Information Notes 2 false false R3.htm 1001003 - Statement - CONSOLIDATED BALANCE SHEET Sheet http://angihomeservices.com/role/CONSOLIDATEDBALANCESHEET CONSOLIDATED BALANCE SHEET Uncategorized 3 false false R4.htm 1002004 - Statement - CONSOLIDATED BALANCE SHEET (Parenthetical) Sheet http://angihomeservices.com/role/CONSOLIDATEDBALANCESHEETParenthetical CONSOLIDATED BALANCE SHEET (Parenthetical) Cover 4 false false R5.htm 1003005 - Statement - CONSOLIDATED STATEMENT OF OPERATIONS Sheet http://angihomeservices.com/role/CONSOLIDATEDSTATEMENTOFOPERATIONS CONSOLIDATED STATEMENT OF OPERATIONS Statements 5 false false R6.htm 1004006 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE OPERATIONS Sheet http://angihomeservices.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEOPERATIONS CONSOLIDATED STATEMENT OF COMPREHENSIVE OPERATIONS Statements 6 false false R7.htm 1005007 - Statement - CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY Sheet http://angihomeservices.com/role/CONSOLIDATEDSTATEMENTOFSHAREHOLDERSEQUITY CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY Statements 7 false false R8.htm 1006008 - Statement - CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Parenthetical) Sheet http://angihomeservices.com/role/CONSOLIDATEDSTATEMENTOFSHAREHOLDERSEQUITYParenthetical CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Parenthetical) Statements 8 false false R9.htm 1007009 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS Sheet http://angihomeservices.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWS CONSOLIDATED STATEMENT OF CASH FLOWS Statements 9 false false R10.htm 2101101 - Disclosure - ORGANIZATION Sheet http://angihomeservices.com/role/ORGANIZATION ORGANIZATION Notes 10 false false R11.htm 2103102 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Sheet http://angihomeservices.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Notes 11 false false R12.htm 2109103 - Disclosure - INCOME TAXES Sheet http://angihomeservices.com/role/INCOMETAXES INCOME TAXES Notes 12 false false R13.htm 2117104 - Disclosure - GOODWILL AND INTANGIBLE ASSETS Sheet http://angihomeservices.com/role/GOODWILLANDINTANGIBLEASSETS GOODWILL AND INTANGIBLE ASSETS Notes 13 false false R14.htm 2123105 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS Sheet http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTS FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS Notes 14 false false R15.htm 2129106 - Disclosure - LONG-TERM DEBT Sheet http://angihomeservices.com/role/LONGTERMDEBT LONG-TERM DEBT Notes 15 false false R16.htm 2134107 - Disclosure - SHAREHOLDERS' EQUITY Sheet http://angihomeservices.com/role/SHAREHOLDERSEQUITY SHAREHOLDERS' EQUITY Notes 16 false false R17.htm 2136108 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Sheet http://angihomeservices.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Notes 17 false false R18.htm 2139109 - Disclosure - (LOSS) EARNINGS PER SHARE Sheet http://angihomeservices.com/role/LOSSEARNINGSPERSHARE (LOSS) EARNINGS PER SHARE Notes 18 false false R19.htm 2142110 - Disclosure - STOCK-BASED COMPENSATION Sheet http://angihomeservices.com/role/STOCKBASEDCOMPENSATION STOCK-BASED COMPENSATION Notes 19 false false R20.htm 2148111 - Disclosure - SEGMENT INFORMATION Sheet http://angihomeservices.com/role/SEGMENTINFORMATION SEGMENT INFORMATION Notes 20 false false R21.htm 2156112 - Disclosure - LEASES Sheet http://angihomeservices.com/role/LEASES LEASES Notes 21 false false R22.htm 2163113 - Disclosure - COMMITMENTS AND CONTINGENCIES Sheet http://angihomeservices.com/role/COMMITMENTSANDCONTINGENCIES COMMITMENTS AND CONTINGENCIES Notes 22 false false R23.htm 2167114 - Disclosure - RELATED PARTY TRANSACTIONS WITH IAC Sheet http://angihomeservices.com/role/RELATEDPARTYTRANSACTIONSWITHIAC RELATED PARTY TRANSACTIONS WITH IAC Notes 23 false false R24.htm 2170115 - Disclosure - BENEFIT PLANS Sheet http://angihomeservices.com/role/BENEFITPLANS BENEFIT PLANS Notes 24 false false R25.htm 2172116 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILS CONSOLIDATED FINANCIAL STATEMENT DETAILS Notes 25 false false R26.htm 2180117 - Disclosure - SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS Sheet http://angihomeservices.com/role/SCHEDULEIIVALUATIONANDQUALIFYINGACCOUNTS SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS Notes 26 false false R27.htm 2204201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) Sheet http://angihomeservices.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) Policies 27 false false R28.htm 2305301 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) Sheet http://angihomeservices.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) Tables http://angihomeservices.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES 28 false false R29.htm 2310302 - Disclosure - INCOME TAXES (Tables) Sheet http://angihomeservices.com/role/INCOMETAXESTables INCOME TAXES (Tables) Tables http://angihomeservices.com/role/INCOMETAXES 29 false false R30.htm 2318303 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Tables) Sheet http://angihomeservices.com/role/GOODWILLANDINTANGIBLEASSETSTables GOODWILL AND INTANGIBLE ASSETS (Tables) Tables http://angihomeservices.com/role/GOODWILLANDINTANGIBLEASSETS 30 false false R31.htm 2324304 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Tables) Sheet http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTSTables FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Tables) Tables http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTS 31 false false R32.htm 2330305 - Disclosure - LONG-TERM DEBT (Tables) Sheet http://angihomeservices.com/role/LONGTERMDEBTTables LONG-TERM DEBT (Tables) Tables http://angihomeservices.com/role/LONGTERMDEBT 32 false false R33.htm 2337306 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) Sheet http://angihomeservices.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) Tables http://angihomeservices.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS 33 false false R34.htm 2340307 - Disclosure - (LOSS) EARNINGS PER SHARE (Tables) Sheet http://angihomeservices.com/role/LOSSEARNINGSPERSHARETables (LOSS) EARNINGS PER SHARE (Tables) Tables http://angihomeservices.com/role/LOSSEARNINGSPERSHARE 34 false false R35.htm 2343308 - Disclosure - STOCK-BASED COMPENSATION (Tables) Sheet http://angihomeservices.com/role/STOCKBASEDCOMPENSATIONTables STOCK-BASED COMPENSATION (Tables) Tables http://angihomeservices.com/role/STOCKBASEDCOMPENSATION 35 false false R36.htm 2349309 - Disclosure - SEGMENT INFORMATION (Tables) Sheet http://angihomeservices.com/role/SEGMENTINFORMATIONTables SEGMENT INFORMATION (Tables) Tables http://angihomeservices.com/role/SEGMENTINFORMATION 36 false false R37.htm 2357310 - Disclosure - LEASES (Tables) Sheet http://angihomeservices.com/role/LEASESTables LEASES (Tables) Tables http://angihomeservices.com/role/LEASES 37 false false R38.htm 2364311 - Disclosure - COMMITMENTS AND CONTINGENCIES (Tables) Sheet http://angihomeservices.com/role/COMMITMENTSANDCONTINGENCIESTables COMMITMENTS AND CONTINGENCIES (Tables) Tables http://angihomeservices.com/role/COMMITMENTSANDCONTINGENCIES 38 false false R39.htm 2373313 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS (Tables) Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILSTables CONSOLIDATED FINANCIAL STATEMENT DETAILS (Tables) Tables http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILS 39 false false R40.htm 2402401 - Disclosure - ORGANIZATION - Narrative (Details) Sheet http://angihomeservices.com/role/ORGANIZATIONNarrativeDetails ORGANIZATION - Narrative (Details) Details 40 false false R41.htm 2406402 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) Sheet http://angihomeservices.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) Details 41 false false R42.htm 2407403 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Allowance for Credit Loss (Details) Sheet http://angihomeservices.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAllowanceforCreditLossDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Allowance for Credit Loss (Details) Details 42 false false R43.htm 2408404 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Estimated Useful Lives of Property and Equipment (Details) Sheet http://angihomeservices.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEstimatedUsefulLivesofPropertyandEquipmentDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Estimated Useful Lives of Property and Equipment (Details) Details 43 false false R44.htm 2411405 - Disclosure - INCOME TAXES - Income before Income Taxes (Details) Sheet http://angihomeservices.com/role/INCOMETAXESIncomebeforeIncomeTaxesDetails INCOME TAXES - Income before Income Taxes (Details) Details 44 false false R45.htm 2412406 - Disclosure - INCOME TAXES - Components of Income Tax Expense (Benefit) (Details) Sheet http://angihomeservices.com/role/INCOMETAXESComponentsofIncomeTaxExpenseBenefitDetails INCOME TAXES - Components of Income Tax Expense (Benefit) (Details) Details 45 false false R46.htm 2413407 - Disclosure - INCOME TAXES - Deferred Tax Assets and Liabilities (Details) Sheet http://angihomeservices.com/role/INCOMETAXESDeferredTaxAssetsandLiabilitiesDetails INCOME TAXES - Deferred Tax Assets and Liabilities (Details) Details 46 false false R47.htm 2414408 - Disclosure - INCOME TAXES - Narrative (Details) Sheet http://angihomeservices.com/role/INCOMETAXESNarrativeDetails INCOME TAXES - Narrative (Details) Details 47 false false R48.htm 2415409 - Disclosure - INCOME TAXES - Effective Income Tax Rate Reconciliation (Details) Sheet http://angihomeservices.com/role/INCOMETAXESEffectiveIncomeTaxRateReconciliationDetails INCOME TAXES - Effective Income Tax Rate Reconciliation (Details) Details 48 false false R49.htm 2416410 - Disclosure - INCOME TAXES - Income Tax Contingencies (Details) Sheet http://angihomeservices.com/role/INCOMETAXESIncomeTaxContingenciesDetails INCOME TAXES - Income Tax Contingencies (Details) Details 49 false false R50.htm 2419411 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Summary (Details) Sheet http://angihomeservices.com/role/GOODWILLANDINTANGIBLEASSETSSummaryDetails GOODWILL AND INTANGIBLE ASSETS - Summary (Details) Details 50 false false R51.htm 2420412 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Goodwill by Reporting Unit (Details) Sheet http://angihomeservices.com/role/GOODWILLANDINTANGIBLEASSETSGoodwillbyReportingUnitDetails GOODWILL AND INTANGIBLE ASSETS - Goodwill by Reporting Unit (Details) Details 51 false false R52.htm 2421413 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Intangible Assets with Definite Lives (Details) Sheet http://angihomeservices.com/role/GOODWILLANDINTANGIBLEASSETSIntangibleAssetswithDefiniteLivesDetails GOODWILL AND INTANGIBLE ASSETS - Intangible Assets with Definite Lives (Details) Details 52 false false R53.htm 2422414 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Expected Amortization of Intangible Assets (Details) Sheet http://angihomeservices.com/role/GOODWILLANDINTANGIBLEASSETSExpectedAmortizationofIntangibleAssetsDetails GOODWILL AND INTANGIBLE ASSETS - Expected Amortization of Intangible Assets (Details) Details 53 false false R54.htm 2425415 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Narrative (Details) Sheet http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTSNarrativeDetails FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Narrative (Details) Details http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTSTables 54 false false R55.htm 2426416 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Marketable Securities (Details) Sheet http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTSMarketableSecuritiesDetails FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Marketable Securities (Details) Details 55 false false R56.htm 2427417 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Assets Measured at Fair Value on a Recurring Basis (Details) Sheet http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonaRecurringBasisDetails FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Assets Measured at Fair Value on a Recurring Basis (Details) Details 56 false false R57.htm 2428418 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Carrying Value and Fair Value of Financial Instruments (Details) Sheet http://angihomeservices.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTSCarryingValueandFairValueofFinancialInstrumentsDetails FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Carrying Value and Fair Value of Financial Instruments (Details) Details 57 false false R58.htm 2431419 - Disclosure - LONG-TERM DEBT - Summary (Details) Sheet http://angihomeservices.com/role/LONGTERMDEBTSummaryDetails LONG-TERM DEBT - Summary (Details) Details 58 false false R59.htm 2432420 - Disclosure - LONG-TERM DEBT - Debt Redemption (Details) Sheet http://angihomeservices.com/role/LONGTERMDEBTDebtRedemptionDetails LONG-TERM DEBT - Debt Redemption (Details) Details 59 false false R60.htm 2433421 - Disclosure - LONG-TERM DEBT - Narrative (Details) Sheet http://angihomeservices.com/role/LONGTERMDEBTNarrativeDetails LONG-TERM DEBT - Narrative (Details) Details 60 false false R61.htm 2435422 - Disclosure - SHAREHOLDERS' EQUITY - Narrative (Details) Sheet http://angihomeservices.com/role/SHAREHOLDERSEQUITYNarrativeDetails SHAREHOLDERS' EQUITY - Narrative (Details) Details 61 false false R62.htm 2438423 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) Sheet http://angihomeservices.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSDetails ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) Details http://angihomeservices.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables 62 false false R63.htm 2441424 - Disclosure - (LOSS) EARNINGS PER SHARE - Summary (Details) Sheet http://angihomeservices.com/role/LOSSEARNINGSPERSHARESummaryDetails (LOSS) EARNINGS PER SHARE - Summary (Details) Details 63 false false R64.htm 2444425 - Disclosure - STOCK-BASED COMPENSATION - Narrative (Details) Sheet http://angihomeservices.com/role/STOCKBASEDCOMPENSATIONNarrativeDetails STOCK-BASED COMPENSATION - Narrative (Details) Details 64 false false R65.htm 2445426 - Disclosure - STOCK-BASED COMPENSATION - SARs and Options (Details) Sheet http://angihomeservices.com/role/STOCKBASEDCOMPENSATIONSARsandOptionsDetails STOCK-BASED COMPENSATION - SARs and Options (Details) Details 65 false false R66.htm 2446427 - Disclosure - STOCK-BASED COMPENSATION - Information for Stock Options and Stock Appreciation Rights Outstanding and Exercisable (Details) Sheet http://angihomeservices.com/role/STOCKBASEDCOMPENSATIONInformationforStockOptionsandStockAppreciationRightsOutstandingandExercisableDetails STOCK-BASED COMPENSATION - Information for Stock Options and Stock Appreciation Rights Outstanding and Exercisable (Details) Details 66 false false R67.htm 2447428 - Disclosure - STOCK-BASED COMPENSATION - Outstanding Unvested RSUs, MSUs, and PSUs (Details) Sheet http://angihomeservices.com/role/STOCKBASEDCOMPENSATIONOutstandingUnvestedRSUsMSUsandPSUsDetails STOCK-BASED COMPENSATION - Outstanding Unvested RSUs, MSUs, and PSUs (Details) Details 67 false false R68.htm 2450429 - Disclosure - SEGMENT INFORMATION - Revenue by Reportable Segment (Details) Sheet http://angihomeservices.com/role/SEGMENTINFORMATIONRevenuebyReportableSegmentDetails SEGMENT INFORMATION - Revenue by Reportable Segment (Details) Details 68 false false R69.htm 2451430 - Disclosure - SEGMENT INFORMATION - Revenue Disaggregated by Service (Details) Sheet http://angihomeservices.com/role/SEGMENTINFORMATIONRevenueDisaggregatedbyServiceDetails SEGMENT INFORMATION - Revenue Disaggregated by Service (Details) Details 69 false false R70.htm 2452431 - Disclosure - SEGMENT INFORMATION - Revenue and Long-Lived Assets (Details) Sheet http://angihomeservices.com/role/SEGMENTINFORMATIONRevenueandLongLivedAssetsDetails SEGMENT INFORMATION - Revenue and Long-Lived Assets (Details) Details 70 false false R71.htm 2453432 - Disclosure - SEGMENT INFORMATION - Operating Income (loss) and Adjusted EBITDA by Segment (Details) Sheet http://angihomeservices.com/role/SEGMENTINFORMATIONOperatingIncomelossandAdjustedEBITDAbySegmentDetails SEGMENT INFORMATION - Operating Income (loss) and Adjusted EBITDA by Segment (Details) Details 71 false false R72.htm 2454433 - Disclosure - SEGMENT INFORMATION - Reconciliation of Adjusted EBITDA to Operating Income (Details) Sheet http://angihomeservices.com/role/SEGMENTINFORMATIONReconciliationofAdjustedEBITDAtoOperatingIncomeDetails SEGMENT INFORMATION - Reconciliation of Adjusted EBITDA to Operating Income (Details) Details 72 false false R73.htm 2455434 - Disclosure - SEGMENT INFORMATION - Capital Expenditures by Segment (Details) Sheet http://angihomeservices.com/role/SEGMENTINFORMATIONCapitalExpendituresbySegmentDetails SEGMENT INFORMATION - Capital Expenditures by Segment (Details) Details 73 false false R74.htm 2458435 - Disclosure - LEASES - Balance Sheet Information (Details) Sheet http://angihomeservices.com/role/LEASESBalanceSheetInformationDetails LEASES - Balance Sheet Information (Details) Details 74 false false R75.htm 2459436 - Disclosure - LEASES - Lease Cost (Details) Sheet http://angihomeservices.com/role/LEASESLeaseCostDetails LEASES - Lease Cost (Details) Details 75 false false R76.htm 2460437 - Disclosure - LEASES - Operating Lease Liabilities (Details) Sheet http://angihomeservices.com/role/LEASESOperatingLeaseLiabilitiesDetails LEASES - Operating Lease Liabilities (Details) Details 76 false false R77.htm 2461438 - Disclosure - LEASES - Weighted-Average Remaining Term and Discount Rate (Details) Sheet http://angihomeservices.com/role/LEASESWeightedAverageRemainingTermandDiscountRateDetails LEASES - Weighted-Average Remaining Term and Discount Rate (Details) Details 77 false false R78.htm 2462439 - Disclosure - LEASES - Other Information (Details) Sheet http://angihomeservices.com/role/LEASESOtherInformationDetails LEASES - Other Information (Details) Details 78 false false R79.htm 2465440 - Disclosure - COMMITMENTS AND CONTINGENCIES - Purchase Obligations Outstanding (Details) Sheet http://angihomeservices.com/role/COMMITMENTSANDCONTINGENCIESPurchaseObligationsOutstandingDetails COMMITMENTS AND CONTINGENCIES - Purchase Obligations Outstanding (Details) Details 79 false false R80.htm 2466441 - Disclosure - COMMITMENTS AND CONTINGENCIES - Narrative (Details) Sheet http://angihomeservices.com/role/COMMITMENTSANDCONTINGENCIESNarrativeDetails COMMITMENTS AND CONTINGENCIES - Narrative (Details) Details 80 false false R81.htm 2469442 - Disclosure - RELATED PARTY TRANSACTIONS WITH IAC - Narrative (Details) Sheet http://angihomeservices.com/role/RELATEDPARTYTRANSACTIONSWITHIACNarrativeDetails RELATED PARTY TRANSACTIONS WITH IAC - Narrative (Details) Details 81 false false R82.htm 2471443 - Disclosure - BENEFIT PLANS - Narrative (Details) Sheet http://angihomeservices.com/role/BENEFITPLANSNarrativeDetails BENEFIT PLANS - Narrative (Details) Details 82 false false R83.htm 2474444 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS - Cash, Cash Equivalents, and Restricted Cash (Details) Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILSCashCashEquivalentsandRestrictedCashDetails CONSOLIDATED FINANCIAL STATEMENT DETAILS - Cash, Cash Equivalents, and Restricted Cash (Details) Details 83 false false R84.htm 2475445 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS - Other Current Assets (Details) Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILSOtherCurrentAssetsDetails CONSOLIDATED FINANCIAL STATEMENT DETAILS - Other Current Assets (Details) Details 84 false false R85.htm 2476446 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS - Property and Equipment, Net (Details) Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILSPropertyandEquipmentNetDetails CONSOLIDATED FINANCIAL STATEMENT DETAILS - Property and Equipment, Net (Details) Details 85 false false R86.htm 2477447 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS - Accrued Expenses and Other Current Liabilities (Details) Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILSAccruedExpensesandOtherCurrentLiabilitiesDetails CONSOLIDATED FINANCIAL STATEMENT DETAILS - Accrued Expenses and Other Current Liabilities (Details) Details 86 false false R87.htm 2478448 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS - Other Income (Expense), Net (Details) Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILSOtherIncomeExpenseNetDetails CONSOLIDATED FINANCIAL STATEMENT DETAILS - Other Income (Expense), Net (Details) Details 87 false false R88.htm 2479449 - Disclosure - CONSOLIDATED FINANCIAL STATEMENT DETAILS - Supplemental Cash Flow Information (Details) Sheet http://angihomeservices.com/role/CONSOLIDATEDFINANCIALSTATEMENTDETAILSSupplementalCashFlowInformationDetails CONSOLIDATED FINANCIAL STATEMENT DETAILS - Supplemental Cash Flow Information (Details) Details 88 false false R89.htm 2481450 - Disclosure - SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) Sheet http://angihomeservices.com/role/SCHEDULEIIVALUATIONANDQUALIFYINGACCOUNTSDetails SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) Details http://angihomeservices.com/role/SCHEDULEIIVALUATIONANDQUALIFYINGACCOUNTS 89 false false All Reports Book All Reports angi-20211231.htm angi-20211231.xsd angi-20211231_cal.xml angi-20211231_def.xml angi-20211231_lab.xml angi-20211231_pre.xml angiex21112312021.htm angiex23112312021.htm angiex31112312021.htm angiex31212312021.htm angiex32112312021.htm angiex32212312021.htm angiex4120211231.htm bryanellisemplomentagreeme.htm umangduaemploymentagreement.htm angi-20211231_g1.gif http://fasb.org/srt/2021-01-31 http://fasb.org/us-gaap/2021-01-31 http://xbrl.sec.gov/dei/2021q4 true true