CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues
Total revenues	$ 1,545.8	$ 305.5	$ 2,820.7	$ 1,421.6
Operating expenses
General and administrative	316.5	204.1	642.7	511.1
Depreciation and amortization	81.9	91.9	163.2	187.6
Impairment losses	0.0	0.0	0.0	616.1
Total operating expenses	1,167.9	470.9	2,226.3	2,147.6
Operating income (loss)	377.9	(165.4)	594.4	(726.0)
Other income (expenses)
Interest expense, net	(138.0)	(135.0)	(273.7)	(264.8)
Income (loss) from unconsolidated affiliates	9.1	(1.7)	18.7	2.4
Other	2.8	29.3	23.9	7.5
Total other expenses	(126.1)	(107.4)	(231.1)	(254.9)
Income (loss) before income taxes	251.8	(272.8)	363.3	(980.9)
Income tax benefit (expense)	(53.1)	58.4	(73.7)	157.9
Net income (loss)	198.7	(214.4)	289.6	(823.0)
Less: Net loss attributable to non-controlling interest	0.0	0.5	0.1	0.5
Net income (loss) attributable to Penn National	198.7	(213.9)	289.7	(822.5)
Comprehensive income (loss)	198.7	(214.4)	289.6	(823.0)
Less: Comprehensive loss attributable to non-controlling interest	0.0	0.5	0.1	0.5
Comprehensive income (loss) attributable to Penn National	$ 198.7	$ (213.9)	$ 289.7	$ (822.5)
Earnings Per Share [Abstract]
Basic earnings (loss) per share (in dollars per share)	$ 1.27	$ (1.69)	$ 1.85	$ (6.78)
Diluted earnings (loss) per share (in dollars per share)	$ 1.17	$ (1.69)	$ 1.72	$ (6.78)
Weighted average common shares outstanding - Basic (in shares)	156.0	126.8	155.8	121.3
Weighted average common shares outstanding - diluted (in shares)	172.7	126.8	172.8	121.3
Gaming
Revenues
Total revenues	$ 1,305.5	$ 259.2	$ 2,387.5	$ 1,162.1
Operating expenses
Cost of revenue	620.9	142.0	1,148.7	642.9
Food, beverage, hotel and other
Revenues
Total revenues	240.3	46.3	433.2	259.5
Operating expenses
Cost of revenue	$ 148.6	$ 32.9	$ 271.7	$ 189.9