CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($) $ in Millions	Total	Common Stock, Non-Exchangeable	Common Stock, Exchangeable	Cumulative Effect, Period of Adoption, Adjustment	Total PENN Stock-holders’ Equity	Total PENN Stock-holders’ Equity Common Stock, Non-Exchangeable	Total PENN Stock-holders’ Equity Common Stock, Exchangeable	Total PENN Stock-holders’ Equity Cumulative Effect, Period of Adoption, Adjustment	Preferred Stock	Common Stock Common Stock, Non-Exchangeable	Common Stock Common Stock, Exchangeable	Treasury Stock	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings (Accumulated Deficit)	Retained Earnings (Accumulated Deficit) Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income (Loss)	Non-Controlling Interest
Accounting Standards Update [Extensible List]	Accounting Standards Update 2020-06 [Member]
Beginning balance (in shares) at Dec. 31, 2020									883
Beginning balance (in shares) at Dec. 31, 2020										155,700,834	0
Beginning balance at Dec. 31, 2020	$ 2,655.8				$ 2,656.2				$ 23.1	$ 1.6	$ 0.0	$ (28.4)	$ 3,167.2		$ (507.3)		$ 0.0	$ (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
Share issuance in connection with acquisitions	1,039.6				1,039.6					$ 0.1			1,039.5
Stock issuance/offerings ( in shares)									86		697,539
Stock issuance/offerings	8.1				8.1				$ 8.1
Preferred stock conversions (in shares)									(194)	194,200
Preferred stock conversions	0.0				0.0				$ (5.4)				5.4
Exchangeable shares conversions (in shares)										44,480	(44,480)
Exchangeable shares conversions			$ 0.0		0.0
Unrealized gain on debt securities	0.0
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
Ending balance (in shares) at Dec. 31, 2021										169,561,883	653,059
Ending balance at Dec. 31, 2021	4,097.1			$ (69.3)	4,097.8			$ (69.3)	$ 25.8	$ 1.7	$ 0.0	(28.4)	4,239.6	$ (88.2)	(86.5)	$ 18.9	(54.4)	(0.7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation arrangements (in shares)										607,818
Share-based compensation arrangements	$ 58.1				58.1								58.1
Share repurchases (in shares)	(17,561,288)									(17,561,288)
Share repurchases	$ (601.1)				(601.1)							(601.1)
Stock issuance/offerings ( in shares)										68,055
Stock issuance/offerings	2.2				2.2								2.2
Preferred stock conversions (in shares)									(194)	194,200
Preferred stock conversions	0.0				0.0				$ (6.4)				6.4
Exchangeable shares conversions (in shares)										33,040	(33,040)
Exchangeable shares conversions			$ 0.0		0.0
Unrealized gain on debt securities	0.0
Currency translation adjustment	(114.2)				(114.2)												(114.2)
Net income (loss)	221.7				222.1										222.1			(0.4)
Other	2.1				2.1								2.1
Ending balance (in shares) at Dec. 31, 2022									581
Ending balance (in shares) at Dec. 31, 2022		152,903,708	620,019							152,903,708	620,019
Ending balance at Dec. 31, 2022	3,596.6				3,597.7				$ 19.4	$ 1.7	$ 0.0	(629.5)	4,220.2		154.5		(168.6)	(1.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation arrangements (in shares)										997,137
Share-based compensation arrangements	85.9				85.9								85.9
Share issuance in connection with acquisitions (in shares)										2,442,809
Share issuance in connection with acquisitions	$ 80.8				80.8								80.8
Share repurchases (in shares)	(5,438,221)									(5,438,221)
Share repurchases	$ (149.8)				(149.8)							(149.8)
Stock issuance/offerings ( in shares)										4,055	2,854
Stock issuance/offerings	0.1		$ 0.0		0.1	$ 0.0							0.1
Preferred stock conversions (in shares)									(581)	580,600
Preferred stock conversions	0.0				0.0				$ (19.4)				19.4
Exchangeable shares conversions (in shares)										62,606	(62,606)
Exchangeable shares conversions			$ 0.0				$ 0.0
Investment Agreement warrants (Note 13)	22.8				22.8								22.8
Unrealized gain on debt securities	3.2				3.2												3.2
Currency translation adjustment	44.1				44.1												44.1
Net income (loss)	(491.4)				(490.0)										(490.0)			(1.4)
Other	7.3				7.3					$ 0.1		(0.2)	7.4
Ending balance (in shares) at Dec. 31, 2023									0
Ending balance (in shares) at Dec. 31, 2023		151,552,694	560,267							151,552,694	560,267
Ending balance at Dec. 31, 2023	$ 3,199.6				$ 3,202.1				$ 0.0	$ 1.8	$ 0.0	$ (779.5)	$ 4,436.6		$ (335.5)		$ (121.3)	$ (2.5)