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Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Arrangement Duration Trading Arrangement Duration Entity Address, City or Town Entity Address, City or Town Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Related Party Related Party [Member] Schedule of Segment Reporting Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Other Balance Sheet Items Supplemental Balance Sheet Disclosures [Text Block] Number of named executives Number Of Named Executive Officers Number Of Named Executive Officers Balance Sheet of Equity Method Investments Affiliate Balance Sheet [Table Text Block] Affiliate Balance Sheet [Table Text Block] Asset Impairments Asset Impairment Charges [Text Block] Remaining unused authorization for stock repurchase program Stock Repurchase Program, Remaining Authorized Repurchase Amount Termination Date Trading Arrangement Termination Date Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Common stock, shares authorized (in shares) Common Stock, Shares Authorized Capitalized computer software developed or acquired for internal use, amortization expense Capitalized Computer Software, Amortization Employer's maximum additional match, percentage Defined Contribution Plan, Employers Maximum Additional Match, Percentage Defined Contribution Plan, Employers Maximum Additional Match, Percentage Indefinite-lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Property By Location [Domain] Property By Location [Domain] Property By Location [Domain] Accrued gaming liabilities Accrued Gaming Liabilities Accrued Gaming Liabilities Related Party Transactions [Abstract] Related Party Transactions [Abstract] Swing Line Commitment Bridge Loan [Member] Award Timing Disclosures [Line Items] New York NEW YORK Churchill Downs Incorporated 2007 Omnibus Stock Incentive Plan Churchill Downs Incorporated 2007 Omnibus Stock Incentive Plan [Member] Churchill Downs Incorporated 2007 Omnibus Stock Incentive Plan [Member] Dividends payable Dividends Payable Total assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Fair value of shares and units vested Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Tranche Three Share-Based Payment Arrangement, Tranche Three [Member] Pennsylvania PENNSYLVANIA Income Taxes Income Tax, Policy [Policy Text Block] 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Three Insider Trading Arrangements [Line Items] Related Party, Type [Axis] Related Party, Type [Axis] Entity Registrant Name Entity Registrant Name Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Award Timing Method Award Timing Method [Text Block] 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Two Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract] Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Maryland MARYLAND Performance-Based Awards PSUs Performance-Based Awards [Member] Performance-Based Awards [Member] Summary of Unrecognized Stock-based Compensation Expense Share-Based Payment Arrangement, Nonvested Award, Cost [Table Text Block] Adjustment to Compensation, Amount Adjustment to Compensation Amount Maine MAINE Tranche Two Share-Based Payment Arrangement, Tranche Two [Member] Auditor Name Auditor Name Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Disposal Group Name [Axis] Disposal Group Name [Axis] Schedule of Fair Value Measurements on a Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Entity Central Index Key Entity Central Index Key Content expense Content Expense The total amount of content expense that is associated with the entity's normal operation. Stock-based compensation expense Share-Based Payment Arrangement, Expense Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Midwest Gaming Holdings, LLC Midwest Gaming Holdings, LLC [Member] Midwest Gaming Holdings, LLC Accounts receivable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Income Tax Authority [Domain] Income Tax Authority [Domain] Accrued salaries and related benefits Employee-related Liabilities, Current New Hampshire NEW HAMPSHIRE Name Trading Arrangement, Individual Name Interest coverage ratio requirement, minimum Debt Instrument, Covenant, Interest Coverage Ratio Requirement, Minimum Debt Instrument, Covenant, Interest Coverage Ratio Requirement, Minimum Operating cash flows of discontinued operations Cash Provided by (Used in) Operating Activities, Discontinued Operations Total net revenue Revenue from Contract with Customer, Excluding Assessed Tax Entity [Domain] Entity [Domain] Repurchase price (in dollars per share) Stock Repurchased During Period, Price Per Share Stock Repurchased During Period, Price Per Share Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Amendment Flag Amendment Flag Revolver Revolver [Member] Revolver Other Intangible Assets Intangible Assets Disclosure [Text Block] Legal Entity [Axis] Legal Entity [Axis] Mississippi MISSISSIPPI Finite-Lived Intangible Assets, Net [Abstract] Finite-Lived Intangible Assets, Net [Abstract] Operating leases Operating Lease, Weighted Average Discount Rate, Percent SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Interest expense, net Interest Income (Expense), Net Interest Interest Paid, Excluding Capitalized Interest, Operating Activities ROUAs obtained in exchange for lease obligations Right-Of-Use Asset Obtained In Exchange For Lease Liability [Abstract] Right-Of-Use Asset Obtained In Exchange For Lease Liability Other income Other income (expense)-Adjusted EBITDA Other income (expense) that is excluding of Adjusted EBITDA items Business Combinations Business Combinations Policy [Policy Text Block] Deferred payment on gaming rights Deferred Charges, Gaming Rights Deferred Charges, Gaming Rights Total debt, net of current maturities and costs Long-Term Debt, Excluding Current Maturities Goodwill Goodwill Disclosure [Text Block] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Finance leases Finance Lease, Weighted Average Remaining Lease Term Deferred tax liability Net deferred tax liability Deferred Tax Liabilities, Net Louisville Property Louisville Property [Member] Louisville Property Diluted (in shares) Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Employer's discretionary matching contribution Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Simulcast and online wagering receivables Simulcast and ADW Receivables [Member] Simulcast and ADW Receivables [Member] Tracks and other improvements Tracks And Other Improvements [Member] Tracks And Other Improvements [Member] Operating expense: Operating Expenses [Abstract] Gaming rights intangible asset Indefinite-Lived Intangible Assets Acquired Company Selected Measure Amount Company Selected Measure Amount Casino By Location [Domain] Casino By Location [Domain] Casino By Location [Domain] Total assets Assets Assets Name Awards Close in Time to MNPI Disclosures, Individual Name Share Repurchase Program [Axis] Share Repurchase Program [Axis] Thereafter Finance Lease, Liability, to be Paid, after Year Five Equipment Equipment [Member] Number of states in which entity operates Number of States in which Entity Operates Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition 2028 Long-Term Debt, Maturity, Year Five Salaries and benefits Labor and Related Expense Operating cash flows from finance leases Finance Lease, Interest Payment on Liability Shares, weighted average grant date fair value, vested (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Non-NEOs Non-NEOs [Member] Construction in progress Construction in Progress [Member] Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Non-PEO NEO Non-PEO NEO [Member] Adjustment to Compensation: Adjustment to Compensation [Axis] Debt Instrument [Line Items] Debt Instrument [Line Items] Net operating losses and credits carryforward Deferred Tax Assets, Operating Loss Carryforwards Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Property and equipment additions included in accounts payable and accrued expense and other current liabilities Property And Equipment Additions Included In Accounts Payable And Accrued Expenses Property and equipment additions included in accounts payable and accrued expenses Property and equipment in excess of tax basis Deferred Tax Liabilities, Property, Plant and Equipment Schedule of Indefinite-Lived Intangible Assets [Table] Schedule of Indefinite-Lived Intangible Assets [Table] Net revenue: Revenues [Abstract] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Commitment fee percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Statement [Line Items] Statement [Line Items] Term Loan A due 2027 Term Loan A due 2027 [Member] Term Loan A due 2027 Intangible assets in excess of tax basis Deferred Tax Liabilities, Intangible Assets Interest Coverage Ratio and Net Leverage Ratio Schedule of Debt [Table Text Block]