3.26.1 html 504 648 1 true 148 0 false 9 false false R1.htm 995200090 - Document - Document and Entity Information Sheet http://www.yy.com/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 995200100 - Statement - CONSOLIDATED BALANCE SHEETS Sheet http://www.yy.com/role/StatementConsolidatedBalanceSheets CONSOLIDATED BALANCE SHEETS Statements 2 false false R3.htm 995200105 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) Sheet http://www.yy.com/role/StatementConsolidatedBalanceSheetsParenthetical CONSOLIDATED BALANCE SHEETS (Parenthetical) Statements 3 false false R4.htm 995200200 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Sheet http://www.yy.com/role/StatementConsolidatedStatementsOfComprehensiveIncome CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Statements 4 false false R5.htm 995200205 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) Sheet http://www.yy.com/role/StatementConsolidatedStatementsOfComprehensiveIncomeParenthetical CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) Statements 5 false false R6.htm 995200300 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY Sheet http://www.yy.com/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY Statements 6 false false R7.htm 995200400 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS Sheet http://www.yy.com/role/StatementConsolidatedStatementsOfCashFlows CONSOLIDATED STATEMENTS OF CASH FLOWS Statements 7 false false R8.htm 995210101 - Disclosure - Organization and principal activities Sheet http://www.yy.com/role/DisclosureOrganizationAndPrincipalActivities Organization and principal activities Notes 8 false false R9.htm 995210201 - Disclosure - Principal accounting policies Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPolicies Principal accounting policies Notes 9 false false R10.htm 995210301 - Disclosure - Discontinued operations Sheet http://www.yy.com/role/DisclosureDiscontinuedOperations Discontinued operations Notes 10 false false R11.htm 995210401 - Disclosure - Certain risks and concentration Sheet http://www.yy.com/role/DisclosureCertainRisksAndConcentration Certain risks and concentration Notes 11 false false R12.htm 995210501 - Disclosure - Cash and cash equivalents and restricted cash and cash equivalents Sheet http://www.yy.com/role/DisclosureCashAndCashEquivalentsAndRestrictedCashAndCashEquivalents Cash and cash equivalents and restricted cash and cash equivalents Notes 12 false false R13.htm 995210601 - Disclosure - Short-term deposits Sheet http://www.yy.com/role/DisclosureShortTermDeposits Short-term deposits Notes 13 false false R14.htm 995210701 - Disclosure - Restricted short-term deposits Sheet http://www.yy.com/role/DisclosureRestrictedShortTermDeposits Restricted short-term deposits Notes 14 false false R15.htm 995210801 - Disclosure - Accounts receivable, net Sheet http://www.yy.com/role/DisclosureAccountsReceivableNet Accounts receivable, net Notes 15 false false R16.htm 995210901 - Disclosure - Financing receivables, net Sheet http://www.yy.com/role/DisclosureFinancingReceivablesNet Financing receivables, net Notes 16 false false R17.htm 995211001 - Disclosure - Prepayments and other current assets Sheet http://www.yy.com/role/DisclosurePrepaymentsAndOtherCurrentAssets Prepayments and other current assets Notes 17 false false R18.htm 995211101 - Disclosure - Long-term time deposits and held-to-maturity investments Sheet http://www.yy.com/role/DisclosureLongTermTimeDepositsAndHeldToMaturityInvestments Long-term time deposits and held-to-maturity investments Notes 18 false false R19.htm 995211201 - Disclosure - Investments Sheet http://www.yy.com/role/DisclosureInvestments Investments Notes 19 false false R20.htm 995211301 - Disclosure - Property and equipment, net Sheet http://www.yy.com/role/DisclosurePropertyAndEquipmentNet Property and equipment, net Notes 20 false false R21.htm 995211401 - Disclosure - Land use rights, net Sheet http://www.yy.com/role/DisclosureLandUseRightsNet Land use rights, net Notes 21 false false R22.htm 995211501 - Disclosure - Intangible assets, net Sheet http://www.yy.com/role/DisclosureIntangibleAssetsNet Intangible assets, net Notes 22 false false R23.htm 995211601 - Disclosure - Goodwill Sheet http://www.yy.com/role/DisclosureGoodwill Goodwill Notes 23 false false R24.htm 995211701 - Disclosure - Deferred revenue Sheet http://www.yy.com/role/DisclosureDeferredRevenue Deferred revenue Notes 24 false false R25.htm 995211801 - Disclosure - Accrued liabilities and other current liabilities Sheet http://www.yy.com/role/DisclosureAccruedLiabilitiesAndOtherCurrentLiabilities Accrued liabilities and other current liabilities Notes 25 false false R26.htm 995211901 - Disclosure - Short-term loans Sheet http://www.yy.com/role/DisclosureShortTermLoans Short-term loans Notes 26 false false R27.htm 995212001 - Disclosure - Convertible bonds Sheet http://www.yy.com/role/DisclosureConvertibleBonds Convertible bonds Notes 27 false false R28.htm 995212101 - Disclosure - Cost of revenues Sheet http://www.yy.com/role/DisclosureCostOfRevenues Cost of revenues Notes 28 false false R29.htm 995212201 - Disclosure - Other income Sheet http://www.yy.com/role/DisclosureOtherIncome Other income Notes 29 false false R30.htm 995212301 - Disclosure - Income tax Sheet http://www.yy.com/role/DisclosureIncomeTax Income tax Notes 30 false false R31.htm 995212401 - Disclosure - Mezzanine equity Sheet http://www.yy.com/role/DisclosureMezzanineEquity Mezzanine equity Notes 31 false false R32.htm 995212501 - Disclosure - Common shares and treasury shares Sheet http://www.yy.com/role/DisclosureCommonSharesAndTreasuryShares Common shares and treasury shares Notes 32 false false R33.htm 995212601 - Disclosure - Share-based compensation Sheet http://www.yy.com/role/DisclosureShareBasedCompensation Share-based compensation Notes 33 false false R34.htm 995212701 - Disclosure - Basic and diluted net income per share Sheet http://www.yy.com/role/DisclosureBasicAndDilutedNetIncomePerShare Basic and diluted net income per share Notes 34 false false R35.htm 995212801 - Disclosure - Related party transactions Sheet http://www.yy.com/role/DisclosureRelatedPartyTransactions Related party transactions Notes 35 false false R36.htm 995212901 - Disclosure - Fair value measurements Sheet http://www.yy.com/role/DisclosureFairValueMeasurements Fair value measurements Notes 36 false false R37.htm 995213001 - Disclosure - Commitments and contingencies Sheet http://www.yy.com/role/DisclosureCommitmentsAndContingencies Commitments and contingencies Notes 37 false false R38.htm 995213101 - Disclosure - Dividends Sheet http://www.yy.com/role/DisclosureDividends Dividends Notes 38 false false R39.htm 995213201 - Disclosure - Restricted net assets Sheet http://www.yy.com/role/DisclosureRestrictedNetAssets Restricted net assets Notes 39 false false R40.htm 995213301 - Disclosure - Segment Reporting Sheet http://www.yy.com/role/DisclosureSegmentReporting Segment Reporting Notes 40 false false R41.htm 995213401 - Disclosure - Subsequent Events Sheet http://www.yy.com/role/DisclosureSubsequentEvents Subsequent Events Notes 41 false false R42.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 42 false false R43.htm 995447 - Disclosure - Insider Trading Policies and Procedures Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc Insider Trading Policies and Procedures Notes 43 false false R44.htm 995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure Sheet http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure Cybersecurity Risk Management and Strategy Disclosure Notes 44 false false R45.htm 99920202 - Disclosure - Principal accounting policies (Policies) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesPolicies Principal accounting policies (Policies) Policies 45 false false R46.htm 99930103 - Disclosure - Organization and principal activities (Tables) Sheet http://www.yy.com/role/DisclosureOrganizationAndPrincipalActivitiesTables Organization and principal activities (Tables) Tables http://www.yy.com/role/DisclosureOrganizationAndPrincipalActivities 46 false false R47.htm 99930203 - Disclosure - Principal accounting policies (Tables) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesTables Principal accounting policies (Tables) Tables http://www.yy.com/role/DisclosurePrincipalAccountingPolicies 47 false false R48.htm 99930303 - Disclosure - Discontinued operations (Tables) Sheet http://www.yy.com/role/DisclosureDiscontinuedOperationsTables Discontinued operations (Tables) Tables http://www.yy.com/role/DisclosureDiscontinuedOperations 48 false false R49.htm 99930403 - Disclosure - Certain risks and concentration (Tables) Sheet http://www.yy.com/role/DisclosureCertainRisksAndConcentrationTables Certain risks and concentration (Tables) Tables http://www.yy.com/role/DisclosureCertainRisksAndConcentration 49 false false R50.htm 99930503 - Disclosure - Cash and cash equivalents and restricted cash and cash equivalents (Tables) Sheet http://www.yy.com/role/DisclosureCashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsTables Cash and cash equivalents and restricted cash and cash equivalents (Tables) Tables http://www.yy.com/role/DisclosureCashAndCashEquivalentsAndRestrictedCashAndCashEquivalents 50 false false R51.htm 99930603 - Disclosure - Short-term deposits (Tables) Sheet http://www.yy.com/role/DisclosureShortTermDepositsTables Short-term deposits (Tables) Tables http://www.yy.com/role/DisclosureShortTermDeposits 51 false false R52.htm 99930803 - Disclosure - Accounts receivable, net (Tables) Sheet http://www.yy.com/role/DisclosureAccountsReceivableNetTables Accounts receivable, net (Tables) Tables http://www.yy.com/role/DisclosureAccountsReceivableNet 52 false false R53.htm 99930903 - Disclosure - Financing receivables, net (Tables) Sheet http://www.yy.com/role/DisclosureFinancingReceivablesNetTables Financing receivables, net (Tables) Tables http://www.yy.com/role/DisclosureFinancingReceivablesNet 53 false false R54.htm 99931003 - Disclosure - Prepayments and other current assets (Tables) Sheet http://www.yy.com/role/DisclosurePrepaymentsAndOtherCurrentAssetsTables Prepayments and other current assets (Tables) Tables http://www.yy.com/role/DisclosurePrepaymentsAndOtherCurrentAssets 54 false false R55.htm 99931203 - Disclosure - Investments (Tables) Sheet http://www.yy.com/role/DisclosureInvestmentsTables Investments (Tables) Tables http://www.yy.com/role/DisclosureInvestments 55 false false R56.htm 99931303 - Disclosure - Property and equipment, net (Tables) Sheet http://www.yy.com/role/DisclosurePropertyAndEquipmentNetTables Property and equipment, net (Tables) Tables http://www.yy.com/role/DisclosurePropertyAndEquipmentNet 56 false false R57.htm 99931403 - Disclosure - Land use rights, net (Tables) Sheet http://www.yy.com/role/DisclosureLandUseRightsNetTables Land use rights, net (Tables) Tables http://www.yy.com/role/DisclosureLandUseRightsNet 57 false false R58.htm 99931503 - Disclosure - Intangible assets, net (Tables) Sheet http://www.yy.com/role/DisclosureIntangibleAssetsNetTables Intangible assets, net (Tables) Tables http://www.yy.com/role/DisclosureIntangibleAssetsNet 58 false false R59.htm 99931603 - Disclosure - Goodwill (Tables) Sheet http://www.yy.com/role/DisclosureGoodwillTables Goodwill (Tables) Tables http://www.yy.com/role/DisclosureGoodwill 59 false false R60.htm 99931703 - Disclosure - Deferred revenue (Tables) Sheet http://www.yy.com/role/DisclosureDeferredRevenueTables Deferred revenue (Tables) Tables http://www.yy.com/role/DisclosureDeferredRevenue 60 false false R61.htm 99931803 - Disclosure - Accrued liabilities and other current liabilities (Tables) Sheet http://www.yy.com/role/DisclosureAccruedLiabilitiesAndOtherCurrentLiabilitiesTables Accrued liabilities and other current liabilities (Tables) Tables http://www.yy.com/role/DisclosureAccruedLiabilitiesAndOtherCurrentLiabilities 61 false false R62.htm 99931903 - Disclosure - Short-term loans (Tables) Sheet http://www.yy.com/role/DisclosureShortTermLoansTables Short-term loans (Tables) Tables http://www.yy.com/role/DisclosureShortTermLoans 62 false false R63.htm 99932103 - Disclosure - Cost of revenues (Tables) Sheet http://www.yy.com/role/DisclosureCostOfRevenuesTables Cost of revenues (Tables) Tables http://www.yy.com/role/DisclosureCostOfRevenues 63 false false R64.htm 99932203 - Disclosure - Other income (Tables) Sheet http://www.yy.com/role/DisclosureOtherIncomeTables Other income (Tables) Tables http://www.yy.com/role/DisclosureOtherIncome 64 false false R65.htm 99932303 - Disclosure - Income tax (Tables) Sheet http://www.yy.com/role/DisclosureIncomeTaxTables Income tax (Tables) Tables http://www.yy.com/role/DisclosureIncomeTax 65 false false R66.htm 99932603 - Disclosure - Share-based compensation (Tables) Sheet http://www.yy.com/role/DisclosureShareBasedCompensationTables Share-based compensation (Tables) Tables http://www.yy.com/role/DisclosureShareBasedCompensation 66 false false R67.htm 99932703 - Disclosure - Basic and diluted net income per share (Tables) Sheet http://www.yy.com/role/DisclosureBasicAndDilutedNetIncomePerShareTables Basic and diluted net income per share (Tables) Tables http://www.yy.com/role/DisclosureBasicAndDilutedNetIncomePerShare 67 false false R68.htm 99932803 - Disclosure - Related party transactions (Tables) Sheet http://www.yy.com/role/DisclosureRelatedPartyTransactionsTables Related party transactions (Tables) Tables http://www.yy.com/role/DisclosureRelatedPartyTransactions 68 false false R69.htm 99932903 - Disclosure - Fair value measurements (Tables) Sheet http://www.yy.com/role/DisclosureFairValueMeasurementsTables Fair value measurements (Tables) Tables http://www.yy.com/role/DisclosureFairValueMeasurements 69 false false R70.htm 99933303 - Disclosure - Segment Reporting (Tables) Sheet http://www.yy.com/role/DisclosureSegmentReportingTables Segment Reporting (Tables) Tables http://www.yy.com/role/DisclosureSegmentReporting 70 false false R71.htm 99940101 - Disclosure - Organization and principal activities - Principal Subsidiaries and VIEs to conduct its business operations (Details) Sheet http://www.yy.com/role/DisclosureOrganizationAndPrincipalActivitiesPrincipalSubsidiariesAndViesToConductItsBusinessOperationsDetails Organization and principal activities - Principal Subsidiaries and VIEs to conduct its business operations (Details) Details 71 false false R72.htm 99940102 - Disclosure - Organization and principal activities - Additional Information (Details) Sheet http://www.yy.com/role/DisclosureOrganizationAndPrincipalActivitiesAdditionalInformationDetails Organization and principal activities - Additional Information (Details) Details 72 false false R73.htm 99940201 - Disclosure - Principal accounting policies - Property and equipment estimated useful lives and residual rate (Details) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesPropertyAndEquipmentEstimatedUsefulLivesAndResidualRateDetails Principal accounting policies - Property and equipment estimated useful lives and residual rate (Details) Details 73 false false R74.htm 99940202 - Disclosure - Principal accounting policies - Finite-lived intangible assets estimated useful lives (Details) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesFiniteLivedIntangibleAssetsEstimatedUsefulLivesDetails Principal accounting policies - Finite-lived intangible assets estimated useful lives (Details) Details 74 false false R75.htm 99940203 - Disclosure - Principal accounting policies - Land use rights, Impairment of long-lived assets, Annual test for impairment of goodwill and Convertible bonds (Details) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesLandUseRightsImpairmentOfLongLivedAssetsAnnualTestForImpairmentOfGoodwillAndConvertibleBondsDetails Principal accounting policies - Land use rights, Impairment of long-lived assets, Annual test for impairment of goodwill and Convertible bonds (Details) Details 75 false false R76.htm 99940204 - Disclosure - Principal accounting policies - Revenue (Details) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesRevenueDetails Principal accounting policies - Revenue (Details) Details 76 false false R77.htm 99940205 - Disclosure - Principal accounting policies - Sales and marketing expenses and Employee social security and welfare benefits (Details) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesSalesAndMarketingExpensesAndEmployeeSocialSecurityAndWelfareBenefitsDetails Principal accounting policies - Sales and marketing expenses and Employee social security and welfare benefits (Details) Details 77 false false R78.htm 99940206 - Disclosure - Principal accounting policies - Leases (Details) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesLeasesDetails Principal accounting policies - Leases (Details) Details 78 false false R79.htm 99940207 - Disclosure - Principal accounting policies - Statutory reserves and Segment reporting (Details) Sheet http://www.yy.com/role/DisclosurePrincipalAccountingPoliciesStatutoryReservesAndSegmentReportingDetails Principal accounting policies - Statutory reserves and Segment reporting (Details) Details 79 false false R80.htm 99940301 - Disclosure - Discontinued operations - Disposal of YY Live business (Details) Sheet http://www.yy.com/role/DisclosureDiscontinuedOperationsDisposalOfYyLiveBusinessDetails Discontinued operations - Disposal of YY Live business (Details) Details 80 false false R81.htm 99940401 - Disclosure - Certain risks and concentration - Additional Information (Details) Sheet http://www.yy.com/role/DisclosureCertainRisksAndConcentrationAdditionalInformationDetails Certain risks and concentration - Additional Information (Details) Details 81 false false R82.htm 99940402 - Disclosure - Certain risks and concentration - Schedule of Consolidated Financial Information of Group's VIEs and VIE's Subsidiary Excluding Inter Company Items With Group's Subsidiaries Included in Accompanying Consolidated Financial Statements (Details) Sheet http://www.yy.com/role/DisclosureCertainRisksAndConcentrationScheduleOfConsolidatedFinancialInformationOfGroupSViesAndVieSSubsidiaryExcludingInterCompanyItemsWithGroupSSubsidiariesIncludedInAccompanyingConsolidatedFinancialStatementsDetails Certain risks and concentration - Schedule of Consolidated Financial Information of Group's VIEs and VIE's Subsidiary Excluding Inter Company Items With Group's Subsidiaries Included in Accompanying Consolidated Financial Statements (Details) Details 82 false false R83.htm 99940501 - Disclosure - Cash and cash equivalents and restricted cash and cash equivalents (Details) Sheet http://www.yy.com/role/DisclosureCashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsDetails Cash and cash equivalents and restricted cash and cash equivalents (Details) Details http://www.yy.com/role/DisclosureCashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsTables 83 false false R84.htm 99940601 - Disclosure - Short-term deposits (Details) Sheet http://www.yy.com/role/DisclosureShortTermDepositsDetails Short-term deposits (Details) Details http://www.yy.com/role/DisclosureShortTermDepositsTables 84 false false R85.htm 99940701 - Disclosure - Restricted short-term deposits (Details) Sheet http://www.yy.com/role/DisclosureRestrictedShortTermDepositsDetails Restricted short-term deposits (Details) Details http://www.yy.com/role/DisclosureRestrictedShortTermDeposits 85 false false R86.htm 99940801 - Disclosure - Accounts receivable, net (Details) Sheet http://www.yy.com/role/DisclosureAccountsReceivableNetDetails Accounts receivable, net (Details) Details http://www.yy.com/role/DisclosureAccountsReceivableNetTables 86 false false R87.htm 99940901 - Disclosure - Financing receivables, net (Schedule Of Accounts Financing Receivables) (Details) Sheet http://www.yy.com/role/DisclosureFinancingReceivablesNetScheduleOfAccountsFinancingReceivablesDetails Financing receivables, net (Schedule Of Accounts Financing Receivables) (Details) Details http://www.yy.com/role/DisclosureFinancingReceivablesNetTables 87 false false R88.htm 99940902 - Disclosure - Financing receivables, net (Allowance For Financing Receivables) (Details) Sheet http://www.yy.com/role/DisclosureFinancingReceivablesNetAllowanceForFinancingReceivablesDetails Financing receivables, net (Allowance For Financing Receivables) (Details) Details http://www.yy.com/role/DisclosureFinancingReceivablesNetTables 88 false false R89.htm 99940903 - Disclosure - Financing receivables, net - (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureFinancingReceivablesNetNarrativeDetails Financing receivables, net - (Narrative) (Details) Details http://www.yy.com/role/DisclosureFinancingReceivablesNetTables 89 false false R90.htm 99941001 - Disclosure - Prepayments and other current assets (Details) Sheet http://www.yy.com/role/DisclosurePrepaymentsAndOtherCurrentAssetsDetails Prepayments and other current assets (Details) Details http://www.yy.com/role/DisclosurePrepaymentsAndOtherCurrentAssetsTables 90 false false R91.htm 99941101 - Disclosure - Long-term time deposits and held-to-maturity investments (Details) Sheet http://www.yy.com/role/DisclosureLongTermTimeDepositsAndHeldToMaturityInvestmentsDetails Long-term time deposits and held-to-maturity investments (Details) Details http://www.yy.com/role/DisclosureLongTermTimeDepositsAndHeldToMaturityInvestments 91 false false R92.htm 99941201 - Disclosure - Investments (Schedule of Investments) (Details) Sheet http://www.yy.com/role/DisclosureInvestmentsScheduleOfInvestmentsDetails Investments (Schedule of Investments) (Details) Details http://www.yy.com/role/DisclosureInvestmentsTables 92 false false R93.htm 99941202 - Disclosure - Investments (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureInvestmentsNarrativeDetails Investments (Narrative) (Details) Details http://www.yy.com/role/DisclosureInvestmentsTables 93 false false R94.htm 99941203 - Disclosure - Investments (Schedule of equity method investments) (Details) Sheet http://www.yy.com/role/DisclosureInvestmentsScheduleOfEquityMethodInvestmentsDetails Investments (Schedule of equity method investments) (Details) Details http://www.yy.com/role/DisclosureInvestmentsTables 94 false false R95.htm 99941204 - Disclosure - Investments (Schedule of available-for-sale debt investments) (Details) Sheet http://www.yy.com/role/DisclosureInvestmentsScheduleOfAvailableForSaleDebtInvestmentsDetails Investments (Schedule of available-for-sale debt investments) (Details) Details http://www.yy.com/role/DisclosureInvestmentsTables 95 false false R96.htm 99941301 - Disclosure - Property and equipment, net (Schedule of Property and Equipment) (Details) Sheet http://www.yy.com/role/DisclosurePropertyAndEquipmentNetScheduleOfPropertyAndEquipmentDetails Property and equipment, net (Schedule of Property and Equipment) (Details) Details http://www.yy.com/role/DisclosurePropertyAndEquipmentNetTables 96 false false R97.htm 99941302 - Disclosure - Property and equipment, net (Narrative) (Details) Sheet http://www.yy.com/role/DisclosurePropertyAndEquipmentNetNarrativeDetails Property and equipment, net (Narrative) (Details) Details http://www.yy.com/role/DisclosurePropertyAndEquipmentNetTables 97 false false R98.htm 99941401 - Disclosure - Land use rights, net (Schedule Of Land Use Right) (Details) Sheet http://www.yy.com/role/DisclosureLandUseRightsNetScheduleOfLandUseRightDetails Land use rights, net (Schedule Of Land Use Right) (Details) Details http://www.yy.com/role/DisclosureLandUseRightsNetTables 98 false false R99.htm 99941402 - Disclosure - Land use rights, net (Schedule of Finite-Lived Intangible Assets, Future Amortization Expense) (Details) Sheet http://www.yy.com/role/DisclosureLandUseRightsNetScheduleOfFiniteLivedIntangibleAssetsFutureAmortizationExpenseDetails Land use rights, net (Schedule of Finite-Lived Intangible Assets, Future Amortization Expense) (Details) Details http://www.yy.com/role/DisclosureLandUseRightsNetTables 99 false false R100.htm 99941403 - Disclosure - Land use rights, net (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureLandUseRightsNetNarrativeDetails Land use rights, net (Narrative) (Details) Details http://www.yy.com/role/DisclosureLandUseRightsNetTables 100 false false R101.htm 99941501 - Disclosure - Intangible assets, net (Summary of Group's Intangible Assets) (Details) Sheet http://www.yy.com/role/DisclosureIntangibleAssetsNetSummaryOfGroupSIntangibleAssetsDetails Intangible assets, net (Summary of Group's Intangible Assets) (Details) Details http://www.yy.com/role/DisclosureIntangibleAssetsNetTables 101 false false R102.htm 99941502 - Disclosure - Intangible assets, net (Schedule of Estimated Amortization Expenses) (Details) Sheet http://www.yy.com/role/DisclosureIntangibleAssetsNetScheduleOfEstimatedAmortizationExpensesDetails Intangible assets, net (Schedule of Estimated Amortization Expenses) (Details) Details http://www.yy.com/role/DisclosureIntangibleAssetsNetTables 102 false false R103.htm 99941503 - Disclosure - Intangible assets, net (Schedule of Weighted Average Amortization Periods of Intangible Assets) (Details) Sheet http://www.yy.com/role/DisclosureIntangibleAssetsNetScheduleOfWeightedAverageAmortizationPeriodsOfIntangibleAssetsDetails Intangible assets, net (Schedule of Weighted Average Amortization Periods of Intangible Assets) (Details) Details http://www.yy.com/role/DisclosureIntangibleAssetsNetTables 103 false false R104.htm 99941504 - Disclosure - Intangible assets, net (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureIntangibleAssetsNetNarrativeDetails Intangible assets, net (Narrative) (Details) Details http://www.yy.com/role/DisclosureIntangibleAssetsNetTables 104 false false R105.htm 99941601 - Disclosure - Goodwill (Details) Sheet http://www.yy.com/role/DisclosureGoodwillDetails Goodwill (Details) Details http://www.yy.com/role/DisclosureGoodwillTables 105 false false R106.htm 99941602 - Disclosure - Goodwill (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureGoodwillNarrativeDetails Goodwill (Narrative) (Details) Details http://www.yy.com/role/DisclosureGoodwillTables 106 false false R107.htm 99941701 - Disclosure - Deferred revenue (Details) Sheet http://www.yy.com/role/DisclosureDeferredRevenueDetails Deferred revenue (Details) Details http://www.yy.com/role/DisclosureDeferredRevenueTables 107 false false R108.htm 99941801 - Disclosure - Accrued liabilities and other current liabilities (Details) Sheet http://www.yy.com/role/DisclosureAccruedLiabilitiesAndOtherCurrentLiabilitiesDetails Accrued liabilities and other current liabilities (Details) Details http://www.yy.com/role/DisclosureAccruedLiabilitiesAndOtherCurrentLiabilitiesTables 108 false false R109.htm 99941901 - Disclosure - Short-term loans (Details) Sheet http://www.yy.com/role/DisclosureShortTermLoansDetails Short-term loans (Details) Details http://www.yy.com/role/DisclosureShortTermLoansTables 109 false false R110.htm 99941902 - Disclosure - Short-term loans (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureShortTermLoansNarrativeDetails Short-term loans (Narrative) (Details) Details http://www.yy.com/role/DisclosureShortTermLoansTables 110 false false R111.htm 99942002 - Disclosure - Convertible bonds (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureConvertibleBondsNarrativeDetails Convertible bonds (Narrative) (Details) Details http://www.yy.com/role/DisclosureConvertibleBonds 111 false false R112.htm 99942101 - Disclosure - Cost of revenues (Details) Sheet http://www.yy.com/role/DisclosureCostOfRevenuesDetails Cost of revenues (Details) Details http://www.yy.com/role/DisclosureCostOfRevenuesTables 112 false false R113.htm 99942201 - Disclosure - Other income (Details) Sheet http://www.yy.com/role/DisclosureOtherIncomeDetails Other income (Details) Details http://www.yy.com/role/DisclosureOtherIncomeTables 113 false false R114.htm 99942301 - Disclosure - Income tax (Narrative) (Details) Sheet http://www.yy.com/role/DisclosureIncomeTaxNarrativeDetails Income tax (Narrative) (Details) Details http://www.yy.com/role/DisclosureIncomeTaxTables 114 false false R115.htm 99942302 - Disclosure - Income tax - Current and deferred portions of income tax expense (Details) Sheet http://www.yy.com/role/DisclosureIncomeTaxCurrentAndDeferredPortionsOfIncomeTaxExpenseDetails Income tax - Current and deferred portions of income tax expense (Details) Details 115 false false R116.htm 99942303 - Disclosure - Income tax - Reconciliation between the statutory rate and the group's effective tax rate (Details) Sheet http://www.yy.com/role/DisclosureIncomeTaxReconciliationBetweenStatutoryRateAndGroupSEffectiveTaxRateDetails Income tax - Reconciliation between the statutory rate and the group's effective tax rate (Details) Details 116 false false R117.htm 99942304 - Disclosure - Income tax (Schedule of Tax Effects of Temporary Differences that Give Rise to Deferred Tax Asset Balances) (Details) Sheet http://www.yy.com/role/DisclosureIncomeTaxScheduleOfTaxEffectsOfTemporaryDifferencesThatGiveRiseToDeferredTaxAssetBalancesDetails Income tax (Schedule of Tax Effects of Temporary Differences that Give Rise to Deferred Tax Asset Balances) (Details) Details http://www.yy.com/role/DisclosureIncomeTaxTables 117 false false R118.htm 99942305 - Disclosure - Income tax (Schedule of Movement of valuation allowance) (Details) Sheet http://www.yy.com/role/DisclosureIncomeTaxScheduleOfMovementOfValuationAllowanceDetails Income tax (Schedule of Movement of valuation allowance) (Details) Details http://www.yy.com/role/DisclosureIncomeTaxTables 118 false false R119.htm 99942401 - Disclosure - Mezzanine equity - Narrative (Details) Sheet http://www.yy.com/role/DisclosureMezzanineEquityNarrativeDetails Mezzanine equity - Narrative (Details) Details 119 false false R120.htm 99942501 - Disclosure - Common shares and treasury shares - Narrative (Details) Sheet http://www.yy.com/role/DisclosureCommonSharesAndTreasurySharesNarrativeDetails Common shares and treasury shares - Narrative (Details) Details 120 false false R121.htm 99942601 - Disclosure - Share-based compensation - Restricted Share Units - Narrative (Details) Sheet http://www.yy.com/role/DisclosureShareBasedCompensationRestrictedShareUnitsNarrativeDetails Share-based compensation - Restricted Share Units - Narrative (Details) Details 121 false false R122.htm 99942602 - Disclosure - Share-based compensation - Summary of Restricted Share Units Activity (Details) Sheet http://www.yy.com/role/DisclosureShareBasedCompensationSummaryOfRestrictedShareUnitsActivityDetails Share-based compensation - Summary of Restricted Share Units Activity (Details) Details 122 false false R123.htm 99942603 - Disclosure - Share-based compensation - Summary of Restricted Shares Activity (Details) Sheet http://www.yy.com/role/DisclosureShareBasedCompensationSummaryOfRestrictedSharesActivityDetails Share-based compensation - Summary of Restricted Shares Activity (Details) Details 123 false false R124.htm 99942604 - Disclosure - Share-based compensation - Share Options - Narrative (Details) Sheet http://www.yy.com/role/DisclosureShareBasedCompensationShareOptionsNarrativeDetails Share-based compensation - Share Options - Narrative (Details) Details 124 false false R125.htm 99942605 - Disclosure - Share-based compensation - Share-based compensation-Share options-2011 Share Incentive Scheme (Details) Sheet http://www.yy.com/role/DisclosureShareBasedCompensationShareBasedCompensationShareOptions2011ShareIncentiveSchemeDetails Share-based compensation - Share-based compensation-Share options-2011 Share Incentive Scheme (Details) Details 125 false false R126.htm 99942606 - Disclosure - Share-based compensation - Share based awards granted to an employee of a subsidiary and Other share based compensation - Narrative (Details) Sheet http://www.yy.com/role/DisclosureShareBasedCompensationShareBasedAwardsGrantedToEmployeeOfSubsidiaryAndOtherShareBasedCompensationNarrativeDetails Share-based compensation - Share based awards granted to an employee of a subsidiary and Other share based compensation - Narrative (Details) Details 126 false false R127.htm 99942701 - Disclosure - Basic and diluted net income per share - Schedule of Calculation of Basic and Diluted Net Income Per Share (Details) Sheet http://www.yy.com/role/DisclosureBasicAndDilutedNetIncomePerShareScheduleOfCalculationOfBasicAndDilutedNetIncomePerShareDetails Basic and diluted net income per share - Schedule of Calculation of Basic and Diluted Net Income Per Share (Details) Details 127 false false R128.htm 99942702 - Disclosure - Basic and diluted net income per share - Schedule of shares outstanding were excluded from the calculation of diluted net (loss) income per share (Details) Sheet http://www.yy.com/role/DisclosureBasicAndDilutedNetIncomePerShareScheduleOfSharesOutstandingWereExcludedFromCalculationOfDilutedNetLossIncomePerShareDetails Basic and diluted net income per share - Schedule of shares outstanding were excluded from the calculation of diluted net (loss) income per share (Details) Details 128 false false R129.htm 99942801 - Disclosure - Related party transactions - Schedule of Significant Related Party Transactions (Details) Sheet http://www.yy.com/role/DisclosureRelatedPartyTransactionsScheduleOfSignificantRelatedPartyTransactionsDetails Related party transactions - Schedule of Significant Related Party Transactions (Details) Details 129 false false R130.htm 99942802 - Disclosure - Related party transactions - Schedule of Amounts Due from/to Related Parties (Details) Sheet http://www.yy.com/role/DisclosureRelatedPartyTransactionsScheduleOfAmountsDueFromToRelatedPartiesDetails Related party transactions - Schedule of Amounts Due from/to Related Parties (Details) Details 130 false false R131.htm 99942901 - Disclosure - Fair value measurements - Summary of Assets Measured at Fair Value on Recurring Basis (Details) Sheet http://www.yy.com/role/DisclosureFairValueMeasurementsSummaryOfAssetsMeasuredAtFairValueOnRecurringBasisDetails Fair value measurements - Summary of Assets Measured at Fair Value on Recurring Basis (Details) Details 131 false false R132.htm 99942902 - Disclosure - Fair value measurements - Schedule of Changes in Level 3 Instruments (Details) Sheet http://www.yy.com/role/DisclosureFairValueMeasurementsScheduleOfChangesInLevel3InstrumentsDetails Fair value measurements - Schedule of Changes in Level 3 Instruments (Details) Details 132 false false R133.htm 99942903 - Disclosure - Fair value measurements - Narrative (Details) Sheet http://www.yy.com/role/DisclosureFairValueMeasurementsNarrativeDetails Fair value measurements - Narrative (Details) Details 133 false false R134.htm 99943001 - Disclosure - Commitments and contingencies (Details) Sheet http://www.yy.com/role/DisclosureCommitmentsAndContingenciesDetails Commitments and contingencies (Details) Details http://www.yy.com/role/DisclosureCommitmentsAndContingencies 134 false false R135.htm 99943101 - Disclosure - Dividends (Details) Sheet http://www.yy.com/role/DisclosureDividendsDetails Dividends (Details) Details http://www.yy.com/role/DisclosureDividends 135 false false R136.htm 99943201 - Disclosure - Restricted net assets (Details) Sheet http://www.yy.com/role/DisclosureRestrictedNetAssetsDetails Restricted net assets (Details) Details http://www.yy.com/role/DisclosureRestrictedNetAssets 136 false false R137.htm 99943301 - Disclosure - Segment Reporting (Details) Sheet http://www.yy.com/role/DisclosureSegmentReportingDetails Segment Reporting (Details) Details http://www.yy.com/role/DisclosureSegmentReportingTables 137 false false R138.htm 99943302 - Disclosure - Segment Reporting - Property and equipment for the company's geographic operations (Details) Sheet http://www.yy.com/role/DisclosureSegmentReportingPropertyAndEquipmentForCompanySGeographicOperationsDetails Segment Reporting - Property and equipment for the company's geographic operations (Details) Details 138 false false All Reports Book All Reports joyy-20251231.xsd joyy-20251231_cal.xml joyy-20251231_def.xml joyy-20251231_lab.xml joyy-20251231_pre.xml joyy-20251231x20f.htm joyy-20251231x20f002.jpg http://fasb.org/srt/2025 http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/cyd/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 true true