Segment Information (Details) $ in Millions			3 Months Ended		9 Months Ended
	Feb. 21, 2023 USD ($)	Feb. 17, 2023 USD ($)	Sep. 30, 2023 USD ($) facility	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) facility segment	Sep. 30, 2022 USD ($)	Aug. 08, 2023	Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment					5
Revenues:
Revenues			$ 1,619.4	$ 1,625.0	$ 4,967.5	$ 4,816.1
Adjusted EBITDAR:
Adjusted EBITDAR			445.1	471.9	1,400.1	1,471.1
Rent expense associated with triple net operating leases			(146.6)	(31.5)	(439.0)	(119.6)
Stock-based compensation			(35.2)	(13.6)	(71.4)	(45.1)
Cash-settled stock-based awards variance			2.9	3.8	12.0	16.2
Gain (loss) on disposal of assets			0.0	0.2	0.0	(7.0)
Contingent purchase price			(1.3)	(0.1)	(1.8)	0.9
Pre-opening expenses			0.0	(0.5)	0.0	(4.1)
Depreciation and amortization			(105.8)	(148.7)	(323.9)	(417.2)
Impairment losses			0.0	(104.6)	0.0	(104.6)
Insurance recoveries, net of deductible charges			0.3	1.9	13.9	10.7
Non-operating items of equity method investments			(1.0)	(2.6)	(6.4)	(4.7)
Interest expense, net			(117.5)	(198.5)	(346.1)	(554.7)
Interest income			10.2	5.2	30.5	7.0
Loss on disposal of Barstool			(923.2)	0.0	(923.2)	0.0
Gain on Barstool Acquisition, net			0.0	0.0	83.4	0.0
Gain on REIT transactions, net	$ 500.8		0.0	0.0	500.8	0.0
Loss on early extinguishment of debt			0.0	0.0	0.0	(10.4)
Other			(14.7)	(41.7)	(20.6)	(115.7)
Income (loss) before income taxes			(886.8)	(58.8)	(91.7)	122.8
Income tax benefit (expense)			161.7	182.0	(40.9)	78.1
Net income (loss)			(725.1)	123.2	(132.6)	200.9
Corporate overhead costs			27.0	26.5	78.1	74.9
Impairment losses			0.0	104.6	0.0	104.6
Gain on disposal of business					(923.2)	0.0
Equity securities, unrealized loss			(11.6)	(10.8)	(8.5)	(66.4)
Non-recurring acquisition and transaction cost				31.9		46.3
Capital expenditures:
Capital expenditures			75.0	64.0	207.8	189.6
Assets:
Investment in and advances to unconsolidated affiliates			82.6		82.6			$ 248.6
Total assets			$ 16,168.6		$ 16,168.6			17,502.1
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Barstool Sports, Inc
Adjusted EBITDAR:
Disposal group, percentage of ownership interest sold							100.00%
Jackpot, Nevada
Segment Reporting Information [Line Items]
Number of facilities the entity owned, managed, or had ownership interests in | facility			2		2
Number of operating segments | segment					1
Barstool Acquisition
Segment Reporting Information [Line Items]
Ownership interest before acquisition		36.00%
Business acquisition, percentage of voting interests acquired		64.00%
Ownership interest after acquisition		100.00%					100.00%
Adjusted EBITDAR:
Gain on transaction		$ 66.5
Gain on disposal of business		$ 16.9
Northeast
Adjusted EBITDAR:
Impairment losses					$ (102.8)
Impairment losses					102.8
Operating Segments | Northeast
Revenues:
Revenues			$ 687.0	685.4	2,075.5	2,028.8
Adjusted EBITDAR:
Adjusted EBITDAR			208.3	217.9	638.5	637.5
Capital expenditures:
Capital expenditures			27.1	26.4	74.6	82.1
Assets:
Investment in and advances to unconsolidated affiliates			0.1		0.1			0.1
Total assets			1,993.6		1,993.6			2,231.8
Operating Segments | South
Revenues:
Revenues			308.2	329.8	931.3	1,009.8
Adjusted EBITDAR:
Adjusted EBITDAR			136.6	139.9	381.1	429.7
Capital expenditures:
Capital expenditures			20.3	14.8	49.4	51.1
Assets:
Investment in and advances to unconsolidated affiliates			0.0		0.0			0.0
Total assets			1,250.0		1,250.0			1,191.9
Operating Segments | West
Revenues:
Revenues			135.1	156.5	394.8	451.2
Adjusted EBITDAR:
Adjusted EBITDAR			54.7	60.5	153.4	171.4
Capital expenditures:
Capital expenditures			5.6	3.3	15.9	7.3
Assets:
Investment in and advances to unconsolidated affiliates			0.0		0.0			0.0
Total assets			382.1		382.1			372.4
Operating Segments | Midwest
Revenues:
Revenues			293.4	298.4	882.0	877.6
Adjusted EBITDAR:
Adjusted EBITDAR			123.8	129.4	376.5	386.2
Capital expenditures:
Capital expenditures			11.1	11.3	40.7	25.5
Assets:
Investment in and advances to unconsolidated affiliates			77.8		77.8			81.5
Total assets			1,260.8		1,260.8			1,305.5
Operating Segments | Interactive
Revenues:
Revenues			196.3	158.7	687.3	455.1
Adjusted EBITDAR:
Adjusted EBITDAR			(50.2)	(49.3)	(68.7)	(80.1)
Capital expenditures:
Capital expenditures			8.6	6.5	18.3	9.7
Assets:
Investment in and advances to unconsolidated affiliates			0.0		0.0			160.9
Total assets			2,366.6		2,366.6			4,233.7
Other
Revenues:
Revenues			4.5	4.2	16.5	17.4
Adjusted EBITDAR:
Adjusted EBITDAR			(28.1)	(26.5)	(80.7)	(73.6)
Capital expenditures:
Capital expenditures			2.3	1.7	8.9	13.9
Assets:
Investment in and advances to unconsolidated affiliates			4.7		4.7			6.1
Total assets			8,915.5		8,915.5			$ 8,166.8
Intersegment eliminations
Revenues:
Revenues			$ (5.1)	$ (8.0)	$ (19.9)	$ (23.8)