CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenues
Total revenues	$ 1,511.8	$ 1,129.7	$ 4,332.5	$ 2,551.3
Operating expenses
General and administrative	376.5	317.6	1,019.2	828.7
Depreciation and amortization	83.7	87.7	246.9	275.3
Impairment losses	0.0	0.0	0.0	616.1
Total operating expenses	1,272.7	933.5	3,499.0	3,081.1
Operating income (loss)	239.1	196.2	833.5	(529.8)
Other income (expenses)
Interest expense, net	(144.9)	(142.3)	(418.6)	(407.1)
Income from unconsolidated affiliates	9.1	5.0	27.8	7.4
Other	19.2	68.0	43.1	75.5
Total other expenses	(116.6)	(69.3)	(347.7)	(324.2)
Income (loss) before income taxes	122.5	126.9	485.8	(854.0)
Income tax benefit (expense)	(36.4)	14.3	(110.1)	172.2
Net income (loss)	86.1	141.2	375.7	(681.8)
Less: Net loss attributable to non-controlling interest	0.0	0.7	0.1	1.2
Net income (loss) attributable to Penn National	86.1	141.9	375.8	(680.6)
Comprehensive income (loss)	86.1	141.2	375.7	(681.8)
Less: Comprehensive loss attributable to non-controlling interest	0.0	0.7	0.1	1.2
Comprehensive income (loss) attributable to Penn National	$ 86.1	$ 141.9	$ 375.8	$ (680.6)
Earnings Per Share [Abstract]
Basic earnings (loss) per share (in dollars per share)	$ 0.55	$ 1.02	$ 2.40	$ (5.36)
Diluted earnings (loss) per share (in dollars per share)	$ 0.52	$ 0.93	$ 2.24	$ (5.36)
Weighted average common shares outstanding - Basic (in shares)	156.1	138.2	155.9	126.9
Weighted average common shares outstanding - diluted (in shares)	172.7	155.5	172.7	126.9
Gaming
Revenues
Total revenues	$ 1,256.2	$ 993.6	$ 3,643.7	$ 2,155.7
Operating expenses
Cost of revenue	652.4	458.1	1,801.1	1,101.0
Food, beverage, hotel and other
Revenues
Total revenues	255.6	136.1	688.8	395.6
Operating expenses
Cost of revenue	$ 160.1	$ 70.1	$ 431.8	$ 260.0