Accumulated amortization Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Statistical Measurement [Domain] Statistical Measurement [Domain] Accrued location gaming expense Accrued Liabilities, Location Gaming Expense, Current Accrued Liabilities, Location Gaming Expense, Current Award Timing Predetermined Award Timing Predetermined [Flag] Indefinite-Lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Tax exempt portion of goodwill Business Combination, Goodwill, Expected Tax Deductible, Amount Entity File Number Entity File Number Additional Paid-In Capital Additional Paid-in Capital [Member] Loss from unconsolidated affiliates Income (Loss) from Equity Method Investments Tabular List, Table Tabular List [Table Text Block] Recent accounting pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Cash payments for: Cash Payments (Refunds) For [Abstract] Cash Payments (Refunds) For Interest expense, net Interest Income (Expense), Nonoperating Island Island Games, Inc. [Member] Island Games, Inc. 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Leasehold Improvements [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Additional investment Equity Method Investment, Additional Investment Equity Method Investment, Additional Investment Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Class A-1 Common Stock Class A1 Common Stock [Member] Class A1 Common Stock [Member] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Accrued compensation and related expenses Increase (Decrease) in Employee Related Liabilities MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name HBC Gaming LLC HBC Gaming LLC [Member] HBC Gaming LLC Remeasurement of contingent consideration Business Combination, Contingent Consideration, Change 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[Text Block] Preferred Stock, par value of $0.0001; 1,000,000 shares authorized; 0 shares issued and outstanding at March 31, 2026 and December 31, 2025 Preferred Stock, Value, Issued Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] All Executive Categories All Executive Categories [Member] Class A-1 Common Stock, par value $0.0001; 250,000,000 shares authorized; 96,621,766 shares issued and 81,575,213 shares outstanding at March 31, 2026; 96,250,980 shares issued and 82,287,349 shares outstanding at December 31, 2025 Common Stock, Value, Issued Tax Period [Axis] Tax Period [Axis] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Property, plant and equipment, net Property, Plant and Equipment, Net, Financed Property, Plant and Equipment, Net, Financed Diluted (in shares) Diluted weighted average outstanding shares of common stock (in shares) 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for Contingent Consideration Liability, Operating Activities Business Combination, Contingent Consideration [Line Items] Business Combination, Contingent Consideration [Line Items] Award Timing Disclosures [Line Items] Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Total borrowings Long-Term Debt, Gross Measurement Frequency [Domain] Measurement Frequency [Domain] Accrued compensation and related expenses Employee-related Liabilities, Current Property and Equipment Property, Plant and Equipment Disclosure [Text Block] Stockholders' Equity Equity [Text Block] Trade Names Trade Names [Member] Illinois ILLINOIS Net income attributable to Accel Entertainment, Inc. Net income Net income attributable to Accel Entertainment, Inc. Net Income (Loss) Attributable to Parent Credit Agreement, Amendment Credit Agreement, Amendment [Member] Credit Agreement, Amendment Expiration Date Trading Arrangement Expiration Date Asset acquisition, gaming equipment Asset Acquisition, Gaming Equipment Asset Acquisition, Gaming Equipment Construction in progress Construction in Progress [Member] Gaming terminals, software and equipment Gaming Terminals, Software And Equipment [Member] Gaming Terminals, Software And Equipment Georgia GEORGIA Property and equipment, net Total property and equipment, net Property, Plant and Equipment, Net Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Payments for repurchase of common stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable, net Increase (Decrease) in Accounts Receivable Customer acquisition cost asset Contract with Customer, Asset, after Allowance for Credit Loss Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Entity Current Reporting Status Entity Current Reporting Status Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Customer Relationships Customer Relationships [Member] Operating income Operating Income (Loss) Accumulated earnings Retained Earnings (Accumulated Deficit) Name of Property [Axis] Name of Property [Axis] Loss on disposal of property and equipment Gain (Loss) on Disposition of Property Plant Equipment Financial Instrument [Axis] Financial Instrument [Axis] Net gaming Video Gaming [Member] Video Gaming [Member] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity 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Statement [Table] Statement [Table] Deferred income taxes Deferred Income Tax Expense (Benefit) Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Shares issued (in shares) Shares, Issued Net present value of payments due Contract with Customer, Liability Payments on financing of property and equipment Payments on Financing of Property and Equipment Payments on Financing of Property and Equipment Threshold consecutive trading days Shareholders' Equity, Conversion Terms, Threshold Consecutive Trading Days Shareholders' Equity, Conversion Terms, Threshold Consecutive Trading Days Anti-dilutive options excluded from calculation of diluted EPS (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Weighted average number of common shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] All Adjustments to Compensation All Adjustments to Compensation [Member] Amendment Flag Amendment Flag Termination Date Trading Arrangement Termination Date Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Route and customer acquisition costs Increase (Decrease) in Contract with Customer, Asset Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Threshold trading days Shareholders' Equity, Conversion Terms, Threshold Trading Days Shareholders' Equity, Conversion Terms, Threshold Trading Days Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Schedule of Fair Value, Assets Measured on Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Basic (in shares) Basic weighted average outstanding shares of common stock (in shares) Weighted Average Number of Shares Outstanding, Basic Cost of manufacturing goods sold (exclusive of depreciation and amortization expense shown below) Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Schedule of Components of Basic and Diluted EPS Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Amusement Amusement [Member] Amusement [Member] Nebraska NEBRASKA Segment Reporting [Abstract] Cost of revenue Cost of Revenue Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Fairmont Holdings Fairmont Holdings [Member] Fairmont Holdings Debt Disclosure [Abstract] Debt Disclosure [Abstract] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Amortization of debt issuance costs Amortization of Debt Issuance Costs Entity Tax Identification Number Entity Tax Identification Number Route and customer acquisition costs, net Capitalized Contract Cost, Net, Noncurrent Asset Acquisition [Axis] Asset Acquisition [Axis] Montana MONTANA Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Share Conversion, Scenario [Domain] Share Conversion, Scenario [Domain] [Domain] for Share Conversion, Scenario [Axis] Common stock, shares issued (in shares) Common Stock, Shares, Issued Adjusted EBITDA for distributed gaming Adjustment to Earnings Before Interest, Taxes, Depreciation and Amortization Adjustment to Earnings Before Interest, Taxes, Depreciation and Amortization Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Capitalized contract cost, subject to claw back Capitalized Contract Cost, Subject To Claw Back Capitalized Contract Cost, Subject To Claw Back Use of estimates Use of Estimates, Policy [Policy Text Block] Convertible Promissory Notes Convertible Debt Securities [Member] Trading Arrangement: Trading Arrangement [Axis] Interest rate hedging instruments Interest rate hedging instruments Derivative Asset, Current Total Shareholder Return Amount Total Shareholder Return Amount Deferred premium on interest rate caplets Deferred Premium On Derivatives Deferred Premium On Derivatives Adjustments Adjusted EBITDA Adjustment [Abstract] Adjusted EBITDA Adjustment Insider Trading Arrangements [Line Items] Security Exchange Name Security Exchange Name Toucan Gaming Toucan Gaming, LLC [Member] Toucan Gaming, LLC Asset acquisition, location contracts Asset Acquisition, Location Contracts Asset Acquisition Recognized Identifiable Assets Acquired and Liabilities Assumed, Location Contracts Total liabilities Liabilities Purchases of property and equipment in accounts payable and accrued liabilities Capital Expenditures Incurred but Not yet Paid Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Prepaid expenses Prepaid Expense, Current Operating expenses: Operating Expenses [Abstract] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Derivative, basis spread on variable rate, floor rate Derivative, Basis Spread on Variable Rate, Floor Rate Derivative, Basis Spread on Variable Rate, Floor Rate Louisiana LOUISIANA Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Cost of revenue (exclusive of depreciation and amortization expense shown below) Cost of Revenue, Excluding Depreciation, Depletion, and Amortization Cost of Revenue, Excluding Depreciation, Depletion, and Amortization Statement [Line Items] Statement [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Class A-1 Common Stock Common Stock Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Net decrease in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Number of deferred premium caplets Number Of Deferred Premium Caplets Number Of Deferred Premium Caplets