CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (491.4)	$ 221.7	$ 420.5
Other comprehensive income (loss):
Unrealized gain on debt securities, net of tax expense of $1.0	3.2	0.0	0.0
Foreign currency translation adjustment during the period	44.1	(114.2)	(54.4)
Other comprehensive income (loss)	47.3	(114.2)	(54.4)
Total comprehensive income (loss)	(444.1)	107.5	366.1
Less: Comprehensive loss attributable to non-controlling interest	1.4	0.4	0.3
Comprehensive income (loss) attributable to PENN Entertainment, Inc.	$ (442.7)	$ 107.9	$ 366.4