Stockholders' Equity (Details) $ / shares in Units, $ in Millions							1 Months Ended		2 Months Ended	12 Months Ended
	Aug. 11, 2023 $ / shares shares	Mar. 03, 2023 shares	Feb. 17, 2023 $ / shares shares	Jun. 01, 2022 shares	Feb. 24, 2022 $ / shares shares	Feb. 23, 2022 $ / shares shares	Oct. 31, 2021 $ / shares shares	Feb. 29, 2020 $ / shares shares	Feb. 27, 2025 USD ($) shares	Dec. 31, 2024 class $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) shares	Aug. 08, 2023 $ / shares shares	Jun. 30, 2023 USD ($)	Dec. 06, 2022 USD ($)	Dec. 31, 2021 shares
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares					$ 0.01	$ 0.01
Number of series of preferred stock | class										2
Authorized amount under share repurchase program | $														$ 750.0	$ 750.0
Share repurchases (in shares)										0	5,438,221
Share repurchases | $											$ 149.8	$ 601.1
Average price paid per share of common stock repurchased (in dollars per share) | $ / shares											$ 27.54
Subsequent event
Class of Stock [Line Items]
Share repurchases (in shares)									0
Share repurchase authorization | $									$ 749.5
Preferred Stock
Class of Stock [Line Items]
Preferred stock conversions (in shares)		227									581	194
Preferred stock, shares outstanding (in shares)										0	0	581				775
Warrant | Investment Agreement
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares													$ 0.01
Warrant issued (in shares)													31,800,000
Exchangeable Shares
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares							$ 0.01			$ 0.01	$ 0.01
Convertible stock, conversion ratio							1
Business combination, consideration transferred, equity interests issued and issuable (in shares)										68,048	2,854	0
Common stock, shares authorized (in shares)										768,441	768,441
Common stock, shares outstanding (in shares)										466,534	560,267
Exchangeable Shares | Common Stock
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares							$ 0.01
Stock issuance/offerings ( in shares)							697,539
Common stock, shares outstanding (in shares)										466,534	560,267	620,019				653,059
Common Stock
Class of Stock [Line Items]
Stock issuance/offerings ( in shares)					151,200	43,000
Convertible stock, conversion ratio								1
Common Stock | Barstool Sports, Inc
Class of Stock [Line Items]
Stock issuance/offerings ( in shares)				64,000
Series D Preferred Stock
Class of Stock [Line Items]
Stock issuance/offerings ( in shares)								883
Convertible stock, conversion ratio								0.001
Preferred stock, par value (in dollars per share) | $ / shares								$ 0.01		$ 0.01	$ 0.01
Preferred stock, conversion period								4 years
Preferred stock conversions (in shares)					151	43
Preferred stock, shares outstanding (in shares)	354									0	0
Preferred stock, shares authorized (in shares)										5,000	5,000
PENN Entertainment, Inc. Shares
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares										$ 0.01	$ 0.01
Common stock, shares authorized (in shares)										400,000,000	400,000,000
Common stock, shares outstanding (in shares)										152,229,171	151,552,694
PENN Entertainment, Inc. Shares | Common Stock
Class of Stock [Line Items]
Share issuance in connection with acquisitions (in shares)											2,442,809
Common stock, par value (in dollars per share) | $ / shares	$ 0.01
Stock issuance/offerings ( in shares)										4,055	4,055	68,055
Common stock, shares outstanding (in shares)										152,229,171	151,552,694	152,903,708				169,561,883
Preferred stock conversions (in shares)	353,800	226,800									580,600	194,200
Share repurchases (in shares)											5,438,221	17,561,288
Series B Preferred Stock
Class of Stock [Line Items]
Preferred stock, par value (in dollars per share) | $ / shares										$ 0.01	$ 0.01
Preferred stock, shares outstanding (in shares)										0	0
Preferred stock, shares authorized (in shares)										1,000,000	1,000,000
Series C Preferred Stock
Class of Stock [Line Items]
Preferred stock, par value (in dollars per share) | $ / shares										$ 0.01	$ 0.01
Preferred stock, shares outstanding (in shares)										0	0
Preferred stock, shares authorized (in shares)										18,500	18,500
theScore
Class of Stock [Line Items]
Share issuance in connection with acquisitions (in shares)							12,319,340
Barstool Acquisition
Class of Stock [Line Items]
Common stock, par value (in dollars per share) | $ / shares			$ 0.01
Business acquisition, equity interest Issued or issuable (in shares)			2,442,809