CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($) $ in Millions	Total	Cumulative Effect, Period of Adoption, Adjustment	Preferred Stock	Common Stock Penn National Gaming Shares	Common Stock Exchangeable Shares	Treasury Stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Retained Earnings (Accumulated Deficit) Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income (Loss)	Total Penn National Stock-holders’ Equity (Deficit)	Total Penn National Stock-holders’ Equity (Deficit) Cumulative Effect, Period of Adoption, Adjustment	Non-Controlling Interest
Accounting Standards Update [Extensible List]	Accounting Standards Update 2016-13 [Member]
Beginning balance (in shares) at Dec. 31, 2018			0	116,687,808	0
Beginning balance at Dec. 31, 2018	$ 731.2	$ 1,085.7	$ 0.0	$ 1.2	$ 0.0	$ (28.4)	$ 1,726.4	$ (968.0)	$ 1,085.7	$ 0.0	$ 731.2	$ 1,085.7	$ 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation arrangements (in shares)				542,274
Share-based compensation arrangements	16.8						16.8				16.8
Currency translation adjustment	$ 0.0
Share repurchases (in shares)	(1,271,823)			(1,271,823)
Share repurchases	$ (24.9)						(24.9)				(24.9)
Net income (loss)	43.1							43.9			43.9		(0.8)
Ending balance (in shares) at Dec. 31, 2019			0	115,958,259	0
Ending balance at Dec. 31, 2019	1,851.9	$ 0.6	$ 0.0	$ 1.2	$ 0.0	(28.4)	1,718.3	161.6	$ 0.6	0.0	1,852.7	$ 0.6	(0.8)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation arrangements (in shares)				4,475,908
Share-based compensation arrangements	71.0						71.0				71.0
Stock issuance/offerings ( in shares)				35,266,667
Stock issuance/offerings	1,288.8			$ 0.4			1,288.4				1,288.8
Currency translation adjustment	0.0
Convertible debt offering	88.2						88.2				88.2
Barstool Sports investment (in shares)			883
Barstool Sports investment (Note 7)	23.1		$ 23.1								23.1
Net income (loss)	(669.1)							(669.5)			(669.5)		0.4
Other	1.3						1.3				1.3
Ending balance (in shares) at Dec. 31, 2020			883	155,700,834	0
Ending balance at Dec. 31, 2020	2,655.8		$ 23.1	$ 1.6	$ 0.0	(28.4)	3,167.2	(507.3)		0.0	2,656.2		(0.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation arrangements (in shares)				1,061,242
Share-based compensation arrangements	35.1						35.1				35.1
Share issuance in connection with acquisitions (in shares)				12,561,127	697,539
Share issuance in connection with acquisitions	1,039.6			$ 0.1			1,039.5				1,039.6
Stock issuance/offerings ( in shares)			86
Stock issuance/offerings	8.1		$ 8.1								8.1
Preferred stock and Exchangeable share conversion (in shares)			(194)	194,200
Preferred stock and Exchangeable share conversion	0.0		$ (5.4)				5.4				0.0
Exchangeable shares conversions (in shares)				44,480	(44,480)
Currency translation adjustment	(54.4)									(54.4)	(54.4)
Net income (loss)	420.5							420.8			420.8		(0.3)
Other	(7.6)						(7.6)				(7.6)
Ending balance (in shares) at Dec. 31, 2021			775	169,561,883	653,059
Ending balance at Dec. 31, 2021	$ 4,097.1		$ 25.8	$ 1.7	$ 0.0	$ (28.4)	$ 4,239.6	$ (86.5)		$ (54.4)	$ 4,097.8		$ (0.7)