3.23.1 html 448 536 1 true 144 0 false 8 false false R1.htm 100000 - Document - Cover Page Sheet http://www.cmcm.com/20221231/taxonomy/role/CoverPage Cover Page Cover 1 false false R2.htm 100010 - Statement - CONSOLIDATED BALANCE SHEETS Sheet http://www.cmcm.com/20221231/taxonomy/role/ConsolidatedBalanceSheets CONSOLIDATED BALANCE SHEETS Statements 2 false false R3.htm 100030 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) Sheet http://www.cmcm.com/20221231/taxonomy/role/ConsolidatedBalanceSheetsParenthetical CONSOLIDATED BALANCE SHEETS (Parenthetical) Statements 3 false false R4.htm 100040 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) Sheet http://www.cmcm.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) Statements 4 false false R5.htm 100050 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) Sheet http://www.cmcm.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveIncomeLossParenthetical CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) Statements 5 false false R6.htm 100060 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS Sheet http://www.cmcm.com/20221231/taxonomy/role/ConsolidatedStatementsOfCashFlows CONSOLIDATED STATEMENTS OF CASH FLOWS Statements 6 false false R7.htm 100070 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS EQUITY Sheet http://www.cmcm.com/20221231/taxonomy/role/ConsolidatedStatementsOfChangesInShareholdersEquity CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS EQUITY Statements 7 false false R8.htm 100080 - Disclosure - Organization and Principal Activities Sheet http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivities Organization and Principal Activities Notes 8 false false R9.htm 100090 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 9 false false R10.htm 100100 - Disclosure - Deconsolidations Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureDeconsolidations Deconsolidations Notes 10 false false R11.htm 100110 - Disclosure - Investments Sheet http://www.cmcm.com/20221231/taxonomy/role/Investments Investments Notes 11 false false R12.htm 100120 - Disclosure - Accounts Receivable, Net Sheet http://www.cmcm.com/20221231/taxonomy/role/AccountsReceivableNet Accounts Receivable, Net Notes 12 false false R13.htm 100130 - Disclosure - Prepayments and Other Current Assets, Net Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNet Prepayments and Other Current Assets, Net Notes 13 false false R14.htm 100140 - Disclosure - Property and Equipment, Net Sheet http://www.cmcm.com/20221231/taxonomy/role/PropertyAndEquipmentNet Property and Equipment, Net Notes 14 false false R15.htm 100150 - Disclosure - Intangible Assets, Net Sheet http://www.cmcm.com/20221231/taxonomy/role/IntangibleAssetsNet Intangible Assets, Net Notes 15 false false R16.htm 100160 - Disclosure - Lease Sheet http://www.cmcm.com/20221231/taxonomy/role/Lease Lease Notes 16 false false R17.htm 100170 - Disclosure - Accrued Expenses And Other Liabilities Sheet http://www.cmcm.com/20221231/taxonomy/role/AccruedExpensesAndOtherLiabilities Accrued Expenses And Other Liabilities Notes 17 false false R18.htm 100180 - Disclosure - Segment Information Sheet http://www.cmcm.com/20221231/taxonomy/role/SegmentInformation Segment Information Notes 18 false false R19.htm 100190 - Disclosure - Geographical Information Sheet http://www.cmcm.com/20221231/taxonomy/role/GeographicalInformation Geographical Information Notes 19 false false R20.htm 100200 - Disclosure - Income Taxes Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxes Income Taxes Notes 20 false false R21.htm 100210 - Disclosure - Related Party Transactions Sheet http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactions Related Party Transactions Notes 21 false false R22.htm 100220 - Disclosure - Share-Based Compensation Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensation Share-Based Compensation Notes 22 false false R23.htm 100230 - Disclosure - Commitments and Contingencies Sheet http://www.cmcm.com/20221231/taxonomy/role/CommitmentsAndContingencies Commitments and Contingencies Notes 23 false false R24.htm 100240 - Disclosure - Shareholders' Equity Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareholdersEquity Shareholders' Equity Notes 24 false false R25.htm 100250 - Disclosure - Earnings (Loss) Per Share Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureEarningsLossPerShare Earnings (Loss) Per Share Notes 25 false false R26.htm 100260 - Disclosure - Employee Benefit Sheet http://www.cmcm.com/20221231/taxonomy/role/EmployeeBenefit Employee Benefit Notes 26 false false R27.htm 100270 - Disclosure - Fair Value Measurement Sheet http://www.cmcm.com/20221231/taxonomy/role/FairValueMeasurement Fair Value Measurement Notes 27 false false R28.htm 100280 - Disclosure - Subsequent Events Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureSubsequentEvents Subsequent Events Notes 28 false false R29.htm 100290 - Disclosure - Condensed Financial Information of the Company Sheet http://www.cmcm.com/20221231/taxonomy/role/CondensedFinancialInformationOfTheCompany Condensed Financial Information of the Company Notes 29 false false R30.htm 100300 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantAccountingPolicies 30 false false R31.htm 100310 - Disclosure - Organization and Principal Activities (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivitiesTables Organization and Principal Activities (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivities 31 false false R32.htm 100320 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantAccountingPolicies 32 false false R33.htm 100330 - Disclosure - Investments (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/InvestmentsTables Investments (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/Investments 33 false false R34.htm 100340 - Disclosure - Accounts Receivable, Net (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/AccountsReceivableNetTables Accounts Receivable, Net (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/AccountsReceivableNet 34 false false R35.htm 100350 - Disclosure - Prepayments and Other Current Assets, Net (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNetTables Prepayments and Other Current Assets, Net (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNet 35 false false R36.htm 100360 - Disclosure - Property and Equipment, Net (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/PropertyAndEquipmentNetTables Property and Equipment, Net (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/PropertyAndEquipmentNet 36 false false R37.htm 100370 - Disclosure - Intangible Assets, Net (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/IntangibleAssetsNetTables Intangible Assets, Net (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/IntangibleAssetsNet 37 false false R38.htm 100380 - Disclosure - Lease (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/LeaseTables Lease (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/Lease 38 false false R39.htm 100390 - Disclosure - Accrued Expenses And Other Liabilities (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/AccruedExpensesAndOtherLiabilitiesTables Accrued Expenses And Other Liabilities (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/AccruedExpensesAndOtherLiabilities 39 false false R40.htm 100400 - Disclosure - Segment Information (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/SegmentInformationTables Segment Information (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/SegmentInformation 40 false false R41.htm 100410 - Disclosure - Geographical Information (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/GeographicalInformationTables Geographical Information (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/GeographicalInformation 41 false false R42.htm 100420 - Disclosure - Income Taxes (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxesTables Income Taxes (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxes 42 false false R43.htm 100430 - Disclosure - Related Party Transactions (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactionsTables Related Party Transactions (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactions 43 false false R44.htm 100440 - Disclosure - Share-Based Compensation (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensationTables Share-Based Compensation (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensation 44 false false R45.htm 100450 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/CommitmentsAndContingenciesTables Commitments and Contingencies (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/CommitmentsAndContingencies 45 false false R46.htm 100460 - Disclosure - Shareholders' Equity (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareholdersEquityTables Shareholders' Equity (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/ShareholdersEquity 46 false false R47.htm 100470 - Disclosure - Earnings (Loss) Per Share (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureEarningsLossPerShareTables Earnings (Loss) Per Share (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/DisclosureEarningsLossPerShare 47 false false R48.htm 100480 - Disclosure - Fair Value Measurement (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/FairValueMeasurementTables Fair Value Measurement (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/FairValueMeasurement 48 false false R49.htm 100490 - Disclosure - Condensed Financial Information of the Company (Tables) Sheet http://www.cmcm.com/20221231/taxonomy/role/CondensedFinancialInformationOfTheCompanyTables Condensed Financial Information of the Company (Tables) Tables http://www.cmcm.com/20221231/taxonomy/role/CondensedFinancialInformationOfTheCompany 49 false false R50.htm 100500 - Disclosure - Organization and Principal Activities - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivitiesAdditionalInformationDetail Organization and Principal Activities - Additional Information (Detail) Details 50 false false R51.htm 100510 - Disclosure - Organization and Principal Activities - Principal subsidiaries of Vies and Equity investees (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivitiesPrincipalSubsidiariesOfViesAndEquityInvesteesDetail Organization and Principal Activities - Principal subsidiaries of Vies and Equity investees (Detail) Details 51 false false R52.htm 100520 - Disclosure - Organization and Principal Activities - VIE Arrangements (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivitiesVieArrangementsDetail Organization and Principal Activities - VIE Arrangements (Detail) Details 52 false false R53.htm 100530 - Disclosure - Organization and Principal Activities - VIE Arrangements (Parenthetical) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivitiesVieArrangementsParentheticalDetail Organization and Principal Activities - VIE Arrangements (Parenthetical) (Detail) Details 53 false false R54.htm 100540 - Disclosure - Organization and Principal Activities - Financial Performance and Cash flows of the Vies and subsidiaries of Vies (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/OrganizationAndPrincipalActivitiesFinancialPerformanceAndCashFlowsOfTheViesAndSubsidiariesOfViesDetail Organization and Principal Activities - Financial Performance and Cash flows of the Vies and subsidiaries of Vies (Detail) Details 54 false false R55.htm 100550 - Disclosure - Summary of Significant of Accounting Policies - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantOfAccountingPoliciesAdditionalInformationDetail Summary of Significant of Accounting Policies - Additional Information (Detail) Details 55 false false R56.htm 100560 - Disclosure - Summary of Significant of Accounting Policies - Estimated Useful Lives of Asset (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantOfAccountingPoliciesEstimatedUsefulLivesOfAssetDetail Summary of Significant of Accounting Policies - Estimated Useful Lives of Asset (Detail) Details 56 false false R57.htm 100570 - Disclosure - Summary of Significant of Accounting Policies - Estimated Useful Lives of Intangible Asset (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantOfAccountingPoliciesEstimatedUsefulLivesOfIntangibleAssetDetail Summary of Significant of Accounting Policies - Estimated Useful Lives of Intangible Asset (Detail) Details 57 false false R58.htm 100580 - Disclosure - Summary of Significant Accounting Policies - Schedule of Revenue by Revenue Source (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/SummaryOfSignificantAccountingPoliciesScheduleOfRevenueByRevenueSourceDetail Summary of Significant Accounting Policies - Schedule of Revenue by Revenue Source (Detail) Details 58 false false R59.htm 100590 - Disclosure - Deconsolidations - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureDeconsolidationsAdditionalInformationDetail Deconsolidations - Additional Information (Detail) Details 59 false false R60.htm 100600 - Disclosure - Investments - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/InvestmentsAdditionalInformationDetail Investments - Additional Information (Detail) Details 60 false false R61.htm 100610 - Disclosure - Investments - Schedule of Unrealized and Realized Gains and Losses of Equity Securities (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/InvestmentsScheduleOfUnrealizedAndRealizedGainsAndLossesOfEquitySecuritiesDetail Investments - Schedule of Unrealized and Realized Gains and Losses of Equity Securities (Detail) Details 61 false false R62.htm 100620 - Disclosure - Investments - Unaudited Condensed Financial Information Equity Investments (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureInvestmentsUnauditedCondensedFinancialInformationEquityInvestmentsDetail Investments - Unaudited Condensed Financial Information Equity Investments (Detail) Details 62 false false R63.htm 100630 - Disclosure - Accounts Receivable, Net (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/AccountsReceivableNetDetail Accounts Receivable, Net (Detail) Details http://www.cmcm.com/20221231/taxonomy/role/AccountsReceivableNetTables 63 false false R64.htm 100640 - Disclosure - Accounts Receivable, Net - Schedule of movement in the allowance for credit losses (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/AccountsReceivableNetScheduleOfMovementInTheAllowanceForCreditLossesDetail Accounts Receivable, Net - Schedule of movement in the allowance for credit losses (Detail) Details 64 false false R65.htm 100650 - Disclosure - Prepayments and Other Current Assets, Net (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNetDetail Prepayments and Other Current Assets, Net (Detail) Details http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNetTables 65 false false R66.htm 100660 - Disclosure - Prepayments and Other Current Assets, Net (Parenthetical) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNetParentheticalDetail Prepayments and Other Current Assets, Net (Parenthetical) (Detail) Details http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNetTables 66 false false R67.htm 100670 - Disclosure - Prepayments and Other Current Assets, Net - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNetAdditionalInformationDetail Prepayments and Other Current Assets, Net - Additional Information (Detail) Details 67 false false R68.htm 100680 - Disclosure - Prepayments and Other Current Assets, Net - Schedule of movement in the allowance for credit losses (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosurePrepaymentsAndOtherCurrentAssetsNetScheduleOfMovementInTheAllowanceForCreditLossesDetail Prepayments and Other Current Assets, Net - Schedule of movement in the allowance for credit losses (Detail) Details 68 false false R69.htm 100690 - Disclosure - Property and Equipment, Net (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/PropertyAndEquipmentNetDetail Property and Equipment, Net (Detail) Details http://www.cmcm.com/20221231/taxonomy/role/PropertyAndEquipmentNetTables 69 false false R70.htm 100700 - Disclosure - Property and Equipment, Net - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/PropertyAndEquipmentNetAdditionalInformationDetail Property and Equipment, Net - Additional Information (Detail) Details 70 false false R71.htm 100710 - Disclosure - Intangible Assets and Related Accumulated Amortization (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IntangibleAssetsAndRelatedAccumulatedAmortizationDetail Intangible Assets and Related Accumulated Amortization (Detail) Details 71 false false R72.htm 100720 - Disclosure - Intangible Assets Net - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IntangibleAssetsNetAdditionalInformationDetail Intangible Assets Net - Additional Information (Detail) Details 72 false false R73.htm 100730 - Disclosure - Intangible Assets Estimated Amortization Expense (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IntangibleAssetsEstimatedAmortizationExpenseDetail Intangible Assets Estimated Amortization Expense (Detail) Details 73 false false R74.htm 100740 - Disclosure - Lease - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/LeaseAdditionalInformationDetail Lease - Additional Information (Detail) Details 74 false false R75.htm 100750 - Disclosure - Lease - Summary of Future lease Payments under Operating Leases (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/LeaseSummaryOfFutureLeasePaymentsUnderOperatingLeasesDetail Lease - Summary of Future lease Payments under Operating Leases (Detail) Details 75 false false R76.htm 100760 - Disclosure - Accrued Expenses And Other Liabilities - Schedule of Accrued Expenses and Other Liabilities (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/AccruedExpensesAndOtherLiabilitiesScheduleOfAccruedExpensesAndOtherLiabilitiesDetail Accrued Expenses And Other Liabilities - Schedule of Accrued Expenses and Other Liabilities (Detail) Details 76 false false R77.htm 100770 - Disclosure - Accrued Expenses And Other Liabilities - Summary of Other Non-current Liabilities (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/AccruedExpensesAndOtherLiabilitiesSummaryOfOtherNonCurrentLiabilitiesDetail Accrued Expenses And Other Liabilities - Summary of Other Non-current Liabilities (Detail) Details 77 false false R78.htm 100780 - Disclosure - Segment Information - Summary of Revenue from Each Segment, Income (Loss) from Operations (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/SegmentInformationSummaryOfRevenueFromEachSegmentIncomeLossFromOperationsDetail Segment Information - Summary of Revenue from Each Segment, Income (Loss) from Operations (Detail) Details 78 false false R79.htm 100790 - Disclosure - Geographical Information - Schedule of Revenues and Property and Equipment (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/GeographicalInformationScheduleOfRevenuesAndPropertyAndEquipmentDetail Geographical Information - Schedule of Revenues and Property and Equipment (Detail) Details 79 false false R80.htm 100800 - Disclosure - Geographical Information - Schedule of Revenues and Property and Equipment (Parenthetical) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/GeographicalInformationScheduleOfRevenuesAndPropertyAndEquipmentParentheticalDetail Geographical Information - Schedule of Revenues and Property and Equipment (Parenthetical) (Detail) Details 80 false false R81.htm 100810 - Disclosure - Income Taxes - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxesAdditionalInformationDetail Income Taxes - Additional Information (Detail) Details 81 false false R82.htm 100820 - Disclosure - Income Taxes - Current and Deferred Portions of Income Tax Expense (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxesCurrentAndDeferredPortionsOfIncomeTaxExpenseDetail Income Taxes - Current and Deferred Portions of Income Tax Expense (Detail) Details 82 false false R83.htm 100830 - Disclosure - Income Taxes - Reconciliation of the Differences (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxesReconciliationOfTheDifferencesDetail Income Taxes - Reconciliation of the Differences (Detail) Details 83 false false R84.htm 100840 - Disclosure - Income Taxes - Reconciliation of the Differences (Parenthetical) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxesReconciliationOfTheDifferencesParentheticalDetail Income Taxes - Reconciliation of the Differences (Parenthetical) (Detail) Details 84 false false R85.htm 100850 - Disclosure - Income Taxes - Tax Effects of Temporary Differences (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxesTaxEffectsOfTemporaryDifferencesDetail Income Taxes - Tax Effects of Temporary Differences (Detail) Details 85 false false R86.htm 100860 - Disclosure - Income Taxes - Reconciliation of Unrecognized Tax Benefit (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/IncomeTaxesReconciliationOfUnrecognizedTaxBenefitDetail Income Taxes - Reconciliation of Unrecognized Tax Benefit (Detail) Details 86 false false R87.htm 100870 - Disclosure - Related Party Transactions (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactionsDetail Related Party Transactions (Detail) Details http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactionsTables 87 false false R88.htm 100880 - Disclosure - Related Party Transactions (Parenthetical) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactionsParentheticalDetail Related Party Transactions (Parenthetical) (Detail) Details http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactionsTables 88 false false R89.htm 100890 - Disclosure - Related Party Transactions - Summary Of Accounts Receivable Related Party Debt Allowance For Credit Loss (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactionsSummaryOfAccountsReceivableRelatedPartyDebtAllowanceForCreditLossDetail Related Party Transactions - Summary Of Accounts Receivable Related Party Debt Allowance For Credit Loss (Detail) Details 89 false false R90.htm 100900 - Disclosure - Related Party Transactions - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/RelatedPartyTransactionsAdditionalInformationDetail Related Party Transactions - Additional Information (Detail) Details 90 false false R91.htm 100910 - Disclosure - Share-Based Compensation - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensationAdditionalInformationDetail Share-Based Compensation - Additional Information (Detail) Details 91 false false R92.htm 100920 - Disclosure - Share-Based Compensation - 2014 Restricted Shares plan (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensation2014RestrictedSharesPlanDetail Share-Based Compensation - 2014 Restricted Shares plan (Detail) Details 92 false false R93.htm 100930 - Disclosure - Share-Based Compensation - 2013 Incentive Scheme (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensation2013IncentiveSchemeDetail Share-Based Compensation - 2013 Incentive Scheme (Detail) Details 93 false false R94.htm 100940 - Disclosure - Share-Based Compensation - 2011 Share Award Scheme (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensation2011ShareAwardSchemeDetail Share-Based Compensation - 2011 Share Award Scheme (Detail) Details 94 false false R95.htm 100950 - Disclosure - Share-Based Compensation - Summary of assumptions used for grant date fair value under binomial tree option pricing model (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensationSummaryOfAssumptionsUsedForGrantDateFairValueUnderBinomialTreeOptionPricingModelDetail Share-Based Compensation - Summary of assumptions used for grant date fair value under binomial tree option pricing model (Detail) Details 95 false false R96.htm 100960 - Disclosure - Share-Based Compensation - Schedule of share-based compensation expenses of subsidiaries' share-based awards recognized by the group (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensationScheduleOfShareBasedCompensationExpensesOfSubsidiariesShareBasedAwardsRecognizedByTheGroupDetail Share-Based Compensation - Schedule of share-based compensation expenses of subsidiaries' share-based awards recognized by the group (Detail) Details 96 false false R97.htm 100970 - Disclosure - Share-Based Compensation - Expenses Recorded by Group (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareBasedCompensationExpensesRecordedByGroupDetail Share-Based Compensation - Expenses Recorded by Group (Detail) Details 97 false false R98.htm 100990 - Disclosure - Commitments and Contingencies - Summary Of Commitment For Cloud Services (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/CommitmentsAndContingenciesSummaryOfCommitmentForCloudServicesDetail Commitments and Contingencies - Summary Of Commitment For Cloud Services (Detail) Details 98 false false R99.htm 101000 - Disclosure - Shareholders' Equity - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareholdersEquityAdditionalInformationDetail Shareholders' Equity - Additional Information (Detail) Details 99 false false R100.htm 101010 - Disclosure - Shareholders' Equity - Schedule of Retained Earnings (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareholdersEquityScheduleOfRetainedEarningsDetail Shareholders' Equity - Schedule of Retained Earnings (Detail) Details 100 false false R101.htm 101020 - Disclosure - Shareholders' Equity - Components of Accumulated Other Comprehensive Income (loss) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/ShareholdersEquityComponentsOfAccumulatedOtherComprehensiveIncomeLossDetail Shareholders' Equity - Components of Accumulated Other Comprehensive Income (loss) (Detail) Details 101 false false R102.htm 101030 - Disclosure - Earnings (Loss) Per Share (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureEarningsLossPerShareDetail Earnings (Loss) Per Share (Detail) Details http://www.cmcm.com/20221231/taxonomy/role/DisclosureEarningsLossPerShareTables 102 false false R103.htm 101040 - Disclosure - Employee Benefit - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/EmployeeBenefitAdditionalInformationDetail Employee Benefit - Additional Information (Detail) Details 103 false false R104.htm 101050 - Disclosure - Fair Value Measurement - Additional Information (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/FairValueMeasurementAdditionalInformationDetail Fair Value Measurement - Additional Information (Detail) Details 104 false false R105.htm 101060 - Disclosure - Fair Value Measurement - Assets and Liabilities Measured or Disclosed at Fair Value (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/FairValueMeasurementAssetsAndLiabilitiesMeasuredOrDisclosedAtFairValueDetail Fair Value Measurement - Assets and Liabilities Measured or Disclosed at Fair Value (Detail) Details 105 false false R106.htm 101070 - Disclosure - Fair Value Measurement - Reconciliation of the Assets and Liabilities (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/FairValueMeasurementReconciliationOfTheAssetsAndLiabilitiesDetail Fair Value Measurement - Reconciliation of the Assets and Liabilities (Detail) Details 106 false false R107.htm 101080 - Disclosure - Fair Value Measurement - Schedule of Significant Unobservable Inputs Used in the Fair Value Measurement (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureFairValueMeasurementScheduleOfSignificantUnobservableInputsUsedInTheFairValueMeasurementDetail Fair Value Measurement - Schedule of Significant Unobservable Inputs Used in the Fair Value Measurement (Detail) Details 107 false false R108.htm 101100 - Disclosure - Condensed Financial Information of the Company - Consolidated Balance Sheets (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/CondensedFinancialInformationOfTheCompanyConsolidatedBalanceSheetsDetail Condensed Financial Information of the Company - Consolidated Balance Sheets (Detail) Details 108 false false R109.htm 101110 - Disclosure - Condensed Financial Information of the Company - Consolidated Balance Sheets (Parenthetical) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/CondensedFinancialInformationOfTheCompanyConsolidatedBalanceSheetsParentheticalDetail Condensed Financial Information of the Company - Consolidated Balance Sheets (Parenthetical) (Detail) Details 109 false false R110.htm 101120 - Disclosure - Condensed Financial Information of the Company - Consolidated Statement of Comprehensive income (loss) (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/DisclosureCondensedFinancialInformationOfTheCompanyConsolidatedStatementOfComprehensiveIncomeLossDetail Condensed Financial Information of the Company - Consolidated Statement of Comprehensive income (loss) (Detail) Details 110 false false R111.htm 101130 - Disclosure - Condensed Financial Information of the Company - Consolidated Statement of Cash Flows (Detail) Sheet http://www.cmcm.com/20221231/taxonomy/role/CondensedFinancialInformationOfTheCompanyConsolidatedStatementOfCashFlowsDetail Condensed Financial Information of the Company - Consolidated Statement of Cash Flows (Detail) Details 111 false false All Reports Book All Reports [dq-0542-Deprecated-Concept] Concept DueFromRelatedPartiesCurrent in us-gaap/2022 used in 9 facts was deprecated in us-gaap/2023 as of 2023 and should not be used. cmcm-20221231.htm 6105, 6109, 6113, 9743, 9747, 9751, 17885, 17889, 17893 [dq-0542-Deprecated-Concept] Concept DueFromRelatedPartiesNoncurrent in us-gaap/2022 used in 3 facts was deprecated in us-gaap/2023 as of 2023 and should not be used. cmcm-20221231.htm 6233, 6237, 6241 [dq-0542-Deprecated-Concept] Concept DueToRelatedPartiesCurrent in us-gaap/2022 used in 9 facts was deprecated in us-gaap/2023 as of 2023 and should not be used. cmcm-20221231.htm 6392, 6396, 6400, 9923, 9927, 9931, 18041, 18045, 18049 [dq-0542-Deprecated-Concept] Concept RevenueFromRelatedParties in us-gaap/2022 used in 4 facts was deprecated in us-gaap/2023 as of 2023 and should not be used. cmcm-20221231.htm 7523, 7527, 7531, 7535 [dq-0542-Deprecated-Concept] Concept DueFromAffiliateCurrent in us-gaap/2022 used in 3 facts was deprecated in us-gaap/2023 as of 2023 and should not be used. cmcm-20221231.htm 10024 [dq-0542-Deprecated-Concept] Concept DueFromRelatedParties in us-gaap/2022 used in 21 facts was deprecated in us-gaap/2023 as of 2023 and should not be used. cmcm-20221231.htm 14653, 14657, 14661, 14668, 14672, 14676, 14683, 14687, 14691, 14698, 14702, 14706, 14713, 14717, 14721, 14728, 14732, 14736, 14743, 14747, 14751 [dq-0542-Deprecated-Concept] Concept DueToRelatedPartiesCurrentAndNoncurrent in us-gaap/2022 used in 18 facts was deprecated in us-gaap/2023 as of 2023 and should not be used. cmcm-20221231.htm 14921, 14925, 14929, 14936, 14940, 14944, 14951, 14955, 14959, 14966, 14970, 14974, 14981, 14985, 14989, 14996, 15000, 15004 [ix-0514-Hidden-Fact-Eligible-For-Transform] WARN: 2 fact(s) appearing in ix:hidden were eligible for transformation: dei:CurrentFiscalYearEndDate, dei:DocumentAccountingStandard - cmcm-20221231.htm 8 cmcm-20221231.htm cmcm-20221231.xsd cmcm-20221231_cal.xml cmcm-20221231_def.xml cmcm-20221231_lab.xml cmcm-20221231_pre.xml cmcm-ex12_1.htm cmcm-ex12_2.htm cmcm-ex13_1.htm cmcm-ex13_2.htm cmcm-ex15_1.htm cmcm-ex15_2.htm cmcm-ex15_3.htm cmcm-ex15_4.htm cmcm-ex15_5.htm cmcm-ex2_4.htm cmcm-ex4_4.htm cmcm-ex8_1.htm img140282262_0.jpg http://fasb.org/srt/2022 http://fasb.org/us-gaap/2022 http://xbrl.sec.gov/dei/2022 true true