Entity tax identification number Entity Tax Identification Number Participant rollovers EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Maximum Maximum [Member] Net impact of deemed distributions of Notes receivable from participants under the Plan EBP, Reconciliation to Form 5500, Change in Net Asset Available for Benefit, Increase (Decrease) from Deemed Distribution Legal Entity [Axis] Legal Entity [Axis] Investments in registered investment companies EBP, Registered Investment Companies [Member] EBP, Registered Investment Companies Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Deemed distributions of Notes receivable from participants under the Plan EBP, Reconciliation to Form 5500, Note Receivable, Deemed Distribution Subsequent Event Subsequent Event [Member] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] Pretax, maximum annual compensation to compensation, percentage EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage Investment in self-directed brokerage account EBP, Self-Directed Brokerage Account [Member] Total deductions EBP, Change in Net Asset Available for Benefit, Decrease Maximum borrowing amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount Fair Value Measurements EBP, Investment, Fair Value and NAV [Text Block] Minimum borrowing amount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount EBP 001 EBP 001 [Member] EBP 001 Dividend, interest and other income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Investment Income (Loss), after Investment Expense Investments, at fair value Total investments, at fair value EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value Subsequent Event Type [Domain] Subsequent Event Type [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] EBP, Allocated EBP, Allocated [Member] EBP, Reconciliation of Financial Statement to Form 5500 EBP, Reconciliation of Financial Statement to Form 5500 [Table Text Block] EBP, Investment, Fair Value and NAV [Abstract] Assets EBP, Asset [Abstract] Statistical Measurement [Axis] Statistical Measurement [Axis] Additions to net assets attributed to: EBP, Change in Net Asset Available for Benefit, Increase [Abstract] EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Table] Transfer to plan Transfers out of plan EBP, Change in Net Asset Available for Benefit, Transfer to (from) Plan Benefit Payments EBP, Payment to Participant [Policy Text Block] Amendment Flag Amendment Flag Care.com Care.com [Member] Care.com Deemed distributions of Notes receivable from participants under the Plan EBP, Reconciliation to Form 5500, Net Asset Available for Benefit, Deemed Distribution Basis of Accounting EBP, Basis of Accounting [Policy Text Block] EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Table] Participant loans per Form 5500 EBP, Form 5500 Caption, Participant Loans EBP, Description of Plan and Accounting Change [Abstract] Receivables: EBP, Receivable [Abstract] EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Table Text Block] EBP, Contribution, Participating Employer [Domain] EBP, Contribution, Participating Employer [Domain] Automatic deferral rate subject to automatic increase EBP, Participant Contribution, Automatic, Deferral Rate Subject To Automatic Increase EBP, Participant Contribution, Automatic, Deferral Rate Subject To Automatic Increase Investments [Domain] Investments [Domain] Use of Estimate EBP, Use of Estimate [Policy Text Block] Schedule H, Line 4i – Schedule of Assets (Held At End of Year) EBP, Schedule of Asset Held for Investment [Text Block] Cover [Abstract] EBP, Contribution, Participating Employer [Axis] EBP, Contribution, Participating Employer [Axis] Certain Risks and Uncertainties EBP, Risk and Uncertainty [Text Block] Employer, net of forfeitures EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash Minimum Minimum [Member] Investment Type [Axis] Investment Type [Axis] Total contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution Participants EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Net realized and unrealized appreciation in fair value of Plan investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment EBP, Description of Plan [Line Items] EBP, Description of Plan [Line Items] Plan number EBP, Plan Number EBP, Investment, Fair Value and NAV [Line Items] EBP, Investment, Fair Value and NAV [Line Items] Description of the Plan EBP, Description of Plan [Text Block] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Schedule of Asset Held for Investment [Line Items] EBP, Schedule of Asset Held for Investment [Line Items] EBP, Schedule of Asset Held for Investment [Abstract] EBP, Form 5500 Caption, Net Assets [Abstract] EBP, Form 5500 Caption, Net Assets [Abstract] EBP, Accounting Policy [Table] EBP, Accounting Policy [Table] Total additions EBP, Change in Net Asset Available for Benefit, Increase Allowance for credit losses EBP, Note Receivable from Participant, Allowance for Credit Loss Investment income: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Investment, Identifier [Axis] Investment, Identifier [Axis] Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Total EBP, Asset Held for Investment Document Information [Line Items] Document Information [Line Items] EBP, Risk and Uncertainty [Line Items] EBP, Risk and Uncertainty [Line Items] Employer contribution vesting service period EBP, Employer Contribution Vesting Service Period EBP, Employer Contribution Vesting Service Period EBP, Risk and Uncertainty [Table] EBP, Risk and Uncertainty [Table] Participant compensation matched, percentage EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Statement of Change in Net Asset Available for Benefit [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Maximum participant compensation matched EBP, Employer Contribution, Maximum Participant Compensation Matched, Annual Amount EBP, Employer Contribution, Maximum Participant Compensation Matched, Annual Amount Net income per Form 5500 EBP, Form 5500 Caption, Net Income (Loss) Subsequent Event Type [Axis] Subsequent Event Type [Axis] EBP, Allocation Status [Domain] EBP, Allocation Status [Domain] EBP, Tax Status [Table] EBP, Tax Status [Table] Net increase Net increase in plan assets per the financial statements EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Party-in-Interest Transactions EBP, Related Party and Party-in-Interest Transactions [Text Block] EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] Total receivables EBP, Receivable Employer contributions EBP, Employer Contribution, Receivable Threshold for participant vested account balances that may be left in plan EBP, Threshold For Participant Vested Account Balances That May Be Left In Plan EBP, Threshold For Participant Vested Account Balances That May Be Left In Plan Automatic deferral rate EBP, Participant Contribution, Automatic, Deferral Rate EBP, Form 5500 Caption, Participant Loans [Abstract] EBP, Form 5500 Caption, Participant Loans [Abstract] Benefits paid to participants Benefits paid to participants EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Current Value EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Requisite employee age EBP, Requisite Employee Age EBP, Requisite Employee Age EBP, Statement of Net Asset Available for Benefit [Abstract] Primary residence, borrowing term EBP, Note Receivable From Participant, Account, Primary Residence, Maximum Borrowing Term EBP, Note Receivable From Participant, Account, Primary Residence, Maximum Borrowing Term EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] EBP, Tax Status [Abstract] Investment in People Incorporated common stock fund EBP, Employer, Common Stock Fund [Member] EBP, Reconciliation of Financial Statement to Form 5500 [Table] EBP, Reconciliation of Financial Statement to Form 5500 [Table] EBP, Contribution EBP, Contribution [Table Text Block] EBP, Employer Contribution, Subsidiary Matching Scenario One EBP, Employer Contribution, Subsidiary Matching Scenario One [Member] EBP, Employer Contribution, Subsidiary Matching Scenario One Cash EBP, Noninterest-Bearing Cash EBP, Employer Contribution, Subsidiary Matching Scenario [Domain] EBP, Employer Contribution, Subsidiary Matching Scenario [Domain] EBP, Employer Contribution, Subsidiary Matching Scenario [Domain] EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] Maximum participant age for deferral of distributions EBP, Maximum Participant Age For Deferral Of Distributions EBP, Maximum Participant Age For Deferral Of Distributions Reconciliation of Financial Statements to Form 5500 EBP, Reconciliation of Financial Statement to Form 5500 [Text Block] Notes receivable from participants EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Investment Valuation and Income Recognition EBP, Investment [Policy Text Block] Participant contributions EBP, Participant Contribution, Receivable Document Type Document Type Automatic deferral rate, annual increase EBP, Participant Contribution, Automatic, Annual Increase Deferral Rate Annual increase in percentage of eligible compensation contributed for participant automatically enrolled in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) until the contribution reaches maximum threshold. Entity Central Index Key Entity Central Index Key Participant loan, interest rate Notes receivable from participants, interest rate EBP, Asset Held for Investment, Participant Loan, Interest Rate EBP, Reconciliation of Financial Statement to Form 5500 [Abstract] Investments in common collective trust funds Common Collective Trust [Member] EBP, Risk and Uncertainty [Abstract] EBP, Tax Status [Line Items] EBP, Tax Status [Line Items] EBP, Subsequent Event [Table] EBP, Subsequent Event [Table] Deductions from net assets attributed to: EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] Forfeited nonvested account, decrease from employer contribution EBP, Forfeited Nonvested Account, Decrease from Employer Contribution Notes receivable from participants Notes receivable from participants per the financial statements EBP, Note Receivable from Participant Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Summary of Significant Accounting Policies EBP, Summary of Accounting Policy [Text Block] Entity Registrant Name Entity Registrant Name EBP, Subsequent Event [Abstract] Subsequent Events EBP, Subsequent Event [Text Block] Automatic deferral commencement period after first pay period EBP, Participant Contribution, Automatic, Deferral Rate, Commencement Period EBP, Participant Contribution, Automatic, Deferral Rate, Commencement Period EBP, Allocation Status [Axis] EBP, Allocation Status [Axis] Income Tax Status EBP, Tax Status [Text Block] Involuntary cash-out limit EBP, Involuntary Cash-out Limit EBP, Involuntary Cash-out Limit Maximum borrowing, to total account, percentage EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage EBP, Employer Contribution, Subsidiary Matching Scenario [Axis] EBP, Employer Contribution, Subsidiary Matching Scenario [Axis] EBP, Employer Contribution, Subsidiary Matching Scenario EBP, Subsequent Event [Line Items] EBP, Subsequent Event [Line Items] Document Information [Table] Document Information [Table] Notes Receivable from Participants EBP, Note Receivable from Participant [Policy Text Block] Total investment income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Line Items] Net assets available for benefits Net assets available for benefits—beginning of year Net assets available for benefits—end of year Net assets available for benefits per the financial statements Net assets available for benefits EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] Contributions: EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] EBP, Employer Contribution, Subsidiary Matching Scenario Two EBP, Employer Contribution, Subsidiary Matching Scenario Two [Member] EBP, Employer Contribution, Subsidiary Matching Scenario Two Forfeited non-vested accounts EBP, Forfeited Nonvested Account Matching percentage EBP, Employer Contribution, Matching Percentage Net assets available for benefits per Form 5500 EBP, Form 5500 Caption, Net Assets Participant loan, payable term upon termination of employment EBP, Note Receivable From Participant, Payable Term Upon Termination Of Employment EBP, Note Receivable From Participant, Payable Term Upon Termination Of Employment General loan, borrowing term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Table] EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Line Items]