CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($) $ in Millions	Total	Preferred Stock	Common Stock	Treasury Stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Total Penn National Stockholders’ Equity	Non-Controlling Interest
Beginning balance (in shares) at Dec. 31, 2018		0	116,687,808
Beginning balance at Dec. 31, 2018	$ 731.2	$ 0.0	$ 1.2	$ (28.4)	$ 1,726.4	$ (968.0)	$ 731.2	$ 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation arrangements (in shares)			452,743
Share-based compensation arrangements	3.9				3.9		3.9
Net income (loss)	41.0					41.0	41.0
Ending balance (in shares) at Mar. 31, 2019		0	117,140,551
Ending balance at Mar. 31, 2019	1,861.8	$ 0.0	$ 1.2	(28.4)	1,730.3	158.7	1,861.8	0.0
Beginning balance (in shares) at Dec. 31, 2019		0	115,958,259
Beginning balance at Dec. 31, 2019	1,851.9	$ 0.0	$ 1.2	(28.4)	1,718.3	161.6	1,852.7	(0.8)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation arrangements (in shares)			835,463
Share-based compensation arrangements	10.6				10.6		10.6
Barstool Sports Investment (Note 11) (in shares)		883
Barstool Sports Investment (Note 11)	23.1	$ 23.1					23.1
Net income (loss)	(608.6)					(608.6)	(608.6)	0.0
Ending balance (in shares) at Mar. 31, 2020		883	116,793,722
Ending balance at Mar. 31, 2020	$ 1,277.6	$ 23.1	$ 1.2	$ (28.4)	$ 1,728.9	$ (446.4)	$ 1,278.4	$ (0.8)