Entity tax identification number Entity Tax Identification Number Total Plan investments EBP, Investment, Fair Value Participant rollovers EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Maximum Maximum [Member] Legal Entity [Axis] Legal Entity [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Mutual funds Mutual Fund [Member] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] Annual compensation to total compensation, percent EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage 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] Vesting service period (in years) EBP, Employer Contribution Vesting Service Period Minimum Vesting service period for company contribution and/ or investment earning to the participant in Company Matching Contributions, Fixed Rate Contributions, Discretionary Profit-Sharing Contributions, Qualified Non-Elective Contributions, and Disability Contributions. EBP, Fixed Rate Contribution, Vesting Period 1 EBP, Fixed Rate Contribution, Vesting, Year One Thru Two [Member] EBP, Fixed Rate Contribution, Vesting, Year One Thru Two Investments at fair value: EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value EBP, Disability Contribution EBP, Disability Contribution [Member] EBP, Disability Contribution Money market fund Money Market Funds [Member] Level 1 Fair Value, Inputs, Level 1 [Member] EBP, Reconciliation of Financial Statement to Form 5500 EBP, Reconciliation of Financial Statement to Form 5500 [Table Text Block] Investment management fees Employee Benefit Plan, Change in Net Asset Available for Benefit, Investment Management Fee Expense Employee Benefit Plan, Change in Net Asset Available for Benefit, Investment Management Fee Expense EBP, Investment, Fair Value and NAV [Abstract] EBP, Asset EBP, Asset Statistical Measurement [Axis] Statistical Measurement [Axis] Additions to net assets attributable 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] Payment of Benefits EBP, Payment to Participant [Policy Text Block] EBP, Liability EBP, Liability Amendment Flag Amendment Flag Certain deemed distributions of participant loans 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] Number of Shares/Units (in shares) EBP, Investment, Number of Shares EBP, Description of Plan and Accounting Change [Abstract] EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Table Text Block] Investments [Domain] Investments [Domain] Use of estimates 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] Concentration of Market Risk EBP, Risk and Uncertainty [Text Block] Employer EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash Minimum Minimum [Member] Interest income on notes receivable from participants EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Investment Type [Axis] Investment Type [Axis] Total contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution Participant EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Net appreciation in fair value of investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment Interest and dividends EBP, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income 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] Maximum borrowing term (in years) EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Fixed Rate Contribution, AFF Plan Vesting, Year One EBP, Fixed Rate Contribution, AFF Plan Vesting, Year One [Member] EBP, Fixed Rate Contribution, AFF Plan Vesting, Year One 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, Employer Contribution, Type [Domain] EBP, Employer Contribution, Type [Domain] EBP, Employer Contribution, Type [Domain] FirstCash Holdings, Inc. common stock EBP, Employer, Common Stock [Member] 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 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 fees EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Total investments EBP, Asset Held for Investment Document Information [Line Items] Document Information [Line Items] EBP, Change in Net Asset Available for Benefit, Increase (Decrease) [Abstract] EBP, Change in Net Asset Available for Benefit, Increase (Decrease) [Abstract] EBP, Risk and Uncertainty [Line Items] EBP, Risk and Uncertainty [Line Items] EBP, Risk and Uncertainty [Table] EBP, Risk and Uncertainty [Table] Participant compensation matched, percent 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] EBP, Fixed Rate Contribution, Vesting, Year Three To Five EBP, Fixed Rate Contribution, Vesting, Year Three To Five [Member] EBP, Fixed Rate Contribution, Vesting, Year Three To Five Net Income (Loss) EBP, Form 5500 Caption, Net Income (Loss) EBP, Employer Contribution, Type [Axis] EBP, Employer Contribution, Type [Axis] EBP, Employer Contribution, Type Increase in net assets available for benefits Increase in net assets available for benefits EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Related Parties and Party-in-Interest EBP, Related Party and Party-in-Interest Transactions [Text Block] EBP, Related Party and Party-in-Interest Transactions [Abstract] Excess contributions refundable EBP, Excess Contribution Payable EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] EBP, Participant Contribution, Automatic, Deferral Rate EBP, Participant Contribution, Automatic, Deferral Rate Unrealized Appreciation (Depreciation) of Assets EBP, Form 5500 Caption, Unrealized Appreciation (Depreciation) of Assets Benefits paid directly to participants EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Current value of investments 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] Vesting percentage EBP, Employer Contribution Vesting Percentage Company contribution and/ or investment earning percentage vesting to the participant in Company Matching Contributions, Fixed Rate Contributions, Discretionary Profit-Sharing Contributions, Qualified Non-Elective Contributions, and Disability Contributions, upon completion of minimum service period or attainment of maximum vesting age EBP, Statement of Net Asset Available for Benefit [Abstract] EBP 001 EBP 001 [Member] EBP 001 EBP, Employer Matching Contribution EBP, Employer Matching Contribution [Member] EBP, Employer Matching Contribution EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] EBP, Reconciliation of Financial Statement to Form 5500 [Table] EBP, Reconciliation of Financial Statement to Form 5500 [Table] EBP, Other Liability EBP, Other Liability EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] Less: distributions from prior year amounts deemed distributed EBP, Reconciliation to Form 5500, Payment to Participant, Prior Period, Decrease from Deemed Distribution Reconciliation to Form 5500 EBP, Reconciliation of Financial Statement to Form 5500 [Text Block] Participant Loans EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Valuation of Investments EBP, Investment [Policy Text Block] Fair Value, Inputs, Level 1, Level 2, and Level 3 Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Document Type Document Type Plan Termination EBP, Plan Termination [Text Block] Entity Central Index Key Entity Central Index Key Interest rate EBP, Asset Held for Investment, Participant Loan, Interest Rate EBP, Reconciliation of Financial Statement to Form 5500 [Abstract] EBP, Risk and Uncertainty [Abstract] Deductions from net assets attributable 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 Note Receivable from Participant 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, Risk and Uncertainty, Concentration of Investment at Fair Value to Net Assets, Percentage EBP, Risk and Uncertainty, Concentration of Investment at Fair Value to Net Assets, Percentage Concentration of investment at fair value to total investments, percentage EBP, Risk and Uncertainty, Concentration of Investment at Fair Value to Total Investments, Percentage Less: excess contributions at end of year EBP, Form 5500 Caption, Excess Contributions, End Of Year EBP, Form 5500 Caption, Excess Contributions, End Of Year Document Information [Table] Document Information [Table] Notes Receivable from Participants EBP, Note Receivable from Participant [Policy Text Block] EBP, Fixed Rate Contribution, AFF Plan Vesting, Year Two Thru Five EBP, Fixed Rate Contribution, AFF Plan Vesting, Year Two Thru Five [Member] EBP, Fixed Rate Contribution, AFF Plan Vesting, Year Two Thru Five 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] Level 3 Fair Value, Inputs, Level 3 [Member] EBP, Net Asset Available for Benefit Net assets available for benefits at beginning of year Net assets available for benefits at end of year Net assets available for benefits per Form 5500 EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] Contributions: EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Forfeited nonvested account EBP, Forfeited Nonvested Account Employer contribution, matching percent EBP, Employer Contribution, Matching Percentage Add: excess contributions at beginning of year EBP, Form 5500 Caption, Excess Contributions, Beginning Of Year EBP, Form 5500 Caption, Excess Contributions, Beginning Of Year Net assets available for benefits per financial statements EBP, Form 5500 Caption, Net Assets Fair Value Measured at Net Asset Value Per Share Fair Value Measured at Net Asset Value Per Share [Member] 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] Add: distributions from current year amounts deemed distributed EBP, Reconciliation to Form 5500, Payment to Participant, Current Period, Increase from Deemed Distribution