3.23.1 html 63 148 1 false 20 0 false 4 false false R1.htm 100000 - Document - Cover Page Sheet http://www.talkspace.com/20230331/taxonomy/role/CoverPage Cover Page Cover 1 false false R2.htm 100010 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.talkspace.com/20230331/taxonomy/role/StatementCondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 100020 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.talkspace.com/20230331/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 100040 - Statement - Condensed Consolidated Statement of Operations Sheet http://www.talkspace.com/20230331/taxonomy/role/StatementCondensedConsolidatedStatementOfOperations3 Condensed Consolidated Statement of Operations Statements 4 false false R5.htm 100050 - Statement - Condensed Consolidated Statement of Changes in Stockholders' Equity (Deficit) Sheet http://www.talkspace.com/20230331/taxonomy/role/StatementCondensedConsolidatedStatementOfChangesInStockholdersEquityDeficit Condensed Consolidated Statement of Changes in Stockholders' Equity (Deficit) Statements 5 false false R6.htm 100060 - Statement - Condensed Consolidated Statement of Cash Flows Sheet http://www.talkspace.com/20230331/taxonomy/role/StatementCondensedConsolidatedStatementOfCashFlows Condensed Consolidated Statement of Cash Flows Statements 6 false false R7.htm 100080 - Disclosure - Description of Organization and Business Operations Sheet http://www.talkspace.com/20230331/taxonomy/role/DescriptionOfOrganizationAndBusinessOperations Description of Organization and Business Operations Notes 7 false false R8.htm 100090 - Disclosure - Significant Accounting Policies Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureSignificantAccountingPolicies Significant Accounting Policies Notes 8 false false R9.htm 100110 - Disclosure - Revenue Recognition Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureRevenueRecognition Revenue Recognition Notes 9 false false R10.htm 100120 - Disclosure - Fair Value Measurements Sheet http://www.talkspace.com/20230331/taxonomy/role/FairValueMeasurements Fair Value Measurements Notes 10 false false R11.htm 100130 - Disclosure - Leases Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureLeases1 Leases Notes 11 false false R12.htm 100150 - Disclosure - Commitments and Contingent Liabilities Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureCommitmentsAndContingentLiabilities Commitments and Contingent Liabilities Notes 12 false false R13.htm 100160 - Disclosure - Capital Stock Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureCapitalStock1 Capital Stock Notes 13 false false R14.htm 100170 - Disclosure - Share-Based Compensation Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureSharebasedCompensation1 Share-Based Compensation Notes 14 false false R15.htm 100180 - Disclosure - Net (Loss) Income Per Share Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureNetLossIncomePerShare Net (Loss) Income Per Share Notes 15 false false R16.htm 100200 - Disclosure - Accrued Expenses and Other Current Liabilities Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureAccruedExpensesAndOtherCurrentLiabilities Accrued Expenses and Other Current Liabilities Notes 16 false false R17.htm 100210 - Disclosure - Variable Interest Entities Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureVariableInterestEntities1 Variable Interest Entities Notes 17 false false R18.htm 100230 - Disclosure - Significant Accounting Policies (Policies) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureSignificantAccountingPoliciesPolicies Significant Accounting Policies (Policies) Policies http://www.talkspace.com/20230331/taxonomy/role/DisclosureSignificantAccountingPolicies 18 false false R19.htm 100250 - Disclosure - Revenue Recognition (Tables) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureRevenueRecognitionTables Revenue Recognition (Tables) Tables http://www.talkspace.com/20230331/taxonomy/role/DisclosureRevenueRecognition 19 false false R20.htm 100260 - Disclosure - Fair Value Measurements (Tables) Sheet http://www.talkspace.com/20230331/taxonomy/role/FairValueMeasurementsTables Fair Value Measurements (Tables) Tables http://www.talkspace.com/20230331/taxonomy/role/FairValueMeasurements 20 false false R21.htm 100270 - Disclosure - Leases (Tables) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureLeasesTables Leases (Tables) Tables http://www.talkspace.com/20230331/taxonomy/role/DisclosureLeases1 21 false false R22.htm 100290 - Disclosure - Share-Based Compensation (Tables) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureSharebasedCompensationTables Share-Based Compensation (Tables) Tables http://www.talkspace.com/20230331/taxonomy/role/DisclosureSharebasedCompensation1 22 false false R23.htm 100300 - Disclosure - Net (Loss) Income Per Share (Tables) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureNetLossIncomePerShareTables Net (Loss) Income Per Share (Tables) Tables http://www.talkspace.com/20230331/taxonomy/role/DisclosureNetLossIncomePerShare 23 false false R24.htm 100320 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureAccruedExpensesAndOtherCurrentLiabilitiesTables Accrued Expenses and Other Current Liabilities (Tables) Tables http://www.talkspace.com/20230331/taxonomy/role/DisclosureAccruedExpensesAndOtherCurrentLiabilities 24 false false R25.htm 100330 - Disclosure - Variable Interest Entities (Tables) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureVariableInterestEntitiesTables Variable Interest Entities (Tables) Tables http://www.talkspace.com/20230331/taxonomy/role/DisclosureVariableInterestEntities1 25 false false R26.htm 100350 - Disclosure - Revenue Recognition - Schedule of Disaggregation of Revenue by Revenue Source (Detail) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureRevenueRecognitionScheduleOfDisaggregationOfRevenueByRevenueSourceDetail Revenue Recognition - Schedule of Disaggregation of Revenue by Revenue Source (Detail) Details 26 false false R27.htm 100360 - Disclosure - Revenue Recognition - Additional Information (Detail) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureRevenueRecognitionAdditionalInformationDetail Revenue Recognition - Additional Information (Detail) Details 27 false false R28.htm 100410 - Disclosure - Fair Value Measurements - Summary of warrants (Detail) Sheet http://www.talkspace.com/20230331/taxonomy/role/FairValueMeasurementsSummaryOfWarrantsDetail Fair Value Measurements - Summary of warrants (Detail) Details 28 false false R29.htm 100420 - Disclosure - Leases - Schedule of outlines maturities of the Company's lease liabilitie (Details) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureLeasesScheduleOfOutlinesMaturitiesOfTheCompanysLeaseLiabilitieDetails Leases - Schedule of outlines maturities of the Company's lease liabilitie (Details) Details 29 false false R30.htm 100430 - Disclosure - Leases (Additional Information) (Details) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureLeasesAdditionalInformationDetails Leases (Additional Information) (Details) Details http://www.talkspace.com/20230331/taxonomy/role/DisclosureLeasesTables 30 false false R31.htm 100450 - Disclosure - Capital Stock - Additional Information (Details) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureCapitalStockAdditionalInformationDetails Capital Stock - Additional Information (Details) Details 31 false false R32.htm 100460 - Disclosure - Share-Based Compensation - Additional Information (Detail) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureSharebasedCompensationAdditionalInformationDetail Share-Based Compensation - Additional Information (Detail) Details 32 false false R33.htm 100500 - Disclosure - Share-Based Compensation - Summary of Stock-based Compensation Expense (Detail) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureSharebasedCompensationSummaryOfStockbasedCompensationExpenseDetail Share-Based Compensation - Summary of Stock-based Compensation Expense (Detail) Details 33 false false R34.htm 100510 - Disclosure - Net (Loss) Income Per Share - Schedule of Computation of Basic and Diluted Net Income (Loss) Per Share Attributable to Common Stockholders (Detail) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureNetLossIncomePerShareScheduleOfComputationOfBasicAndDilutedNetIncomeLossPerShareAttributableToCommonStockholdersDetail Net (Loss) Income Per Share - Schedule of Computation of Basic and Diluted Net Income (Loss) Per Share Attributable to Common Stockholders (Detail) Details http://www.talkspace.com/20230331/taxonomy/role/DisclosureNetLossIncomePerShareTables 34 false false R35.htm 100520 - Disclosure - Net (Loss) Income Per Share - Additional Information (Detail) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureNetLossIncomePerShareAdditionalInformationDetail Net (Loss) Income Per Share - Additional Information (Detail) Details http://www.talkspace.com/20230331/taxonomy/role/DisclosureNetLossIncomePerShareTables 35 false false R36.htm 100540 - Disclosure - Accrued Expenses and Other Current Liabilities - Schedule of accrued expenses and other current liabilities (Details) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureAccruedExpensesAndOtherCurrentLiabilitiesScheduleOfAccruedExpensesAndOtherCurrentLiabilitiesDetails Accrued Expenses and Other Current Liabilities - Schedule of accrued expenses and other current liabilities (Details) Details 36 false false R37.htm 100560 - Disclosure - Variable Interest Entities - Summary of assets and liabilities of the Company's consolidated VIE (Details) Sheet http://www.talkspace.com/20230331/taxonomy/role/DisclosureVariableInterestEntitiesSummaryOfAssetsAndLiabilitiesOfTheCompanysConsolidatedVieDetails Variable Interest Entities - Summary of assets and liabilities of the Company's consolidated VIE (Details) Details 37 false false All Reports Book All Reports talk-20230331.htm talk-20230331.xsd talk-20230331_cal.xml talk-20230331_def.xml talk-20230331_lab.xml talk-20230331_pre.xml talk-ex31_1.htm talk-ex31_2.htm talk-ex32_1.htm talk-ex32_2.htm http://fasb.org/us-gaap/2022 http://xbrl.sec.gov/dei/2022 true true