Segment Information (Details) $ in Millions	12 Months Ended
	Dec. 31, 2020 USD ($) segment	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	4
Revenues:
Total	$ 3,578.7	$ 5,301.4	$ 3,587.9
Adjusted EBITDAR:
Adjusted EBITDAR	1,094.8	1,605.2	1,043.2
Rent expense associated with triple net operating lease	(419.8)	(366.4)	(3.8)
Stock-based compensation	(14.5)	(14.9)	(12.0)
Cash-settled stock-based awards variance	(67.2)	(0.8)	19.6
Gain (Loss) on Disposition of Property Plant Equipment	29.2	(5.5)	(3.2)
Contingent purchase price	1.1	(7.0)	(0.5)
Pre-opening and acquisition costs	(11.8)	(22.3)	(95.0)
Depreciation and amortization	(366.7)	(414.2)	(269.0)
Impairment losses	(623.4)	(173.1)	(34.9)
Recoveries on loan loss and unfunded loan commitments	0.0	0.0	17.0
Insurance recoveries, net of deductible charges	0.1	3.0	0.1
Non-operating items of equity method investments	(4.7)	(3.7)	(5.1)
Interest expense, net	(543.2)	(534.2)	(538.4)
Loss on early extinguishment of debt	(1.2)	0.0	(21.0)
Other	93.1	20.0	(7.1)
Income (loss) before income taxes	(834.2)	86.1	89.9
Income tax benefit (expense)	165.1	(43.0)	3.6
Net income (loss)	(669.1)	43.1	93.5
Restructuring charges	13.4
Capital expenditures:
Capital expenditures	137.0	190.6	92.6
Assets:
Investment in and advances to unconsolidated affiliates	266.8	128.3	128.5
Total assets	14,667.3	14,194.5	10,961.0
Operating segments | Northeast segment
Revenues:
Total	1,639.3	2,399.9	1,891.5
Adjusted EBITDAR:
Adjusted EBITDAR	478.9	720.8	583.8
Capital expenditures:
Capital expenditures	78.0	96.2	38.9
Assets:
Investment in and advances to unconsolidated affiliates	0.1	0.1	0.1
Total assets	1,958.4	2,273.7	1,330.2
Operating segments | South segment
Revenues:
Total	849.6	1,118.9	394.4
Adjusted EBITDAR:
Adjusted EBITDAR	318.9	369.8	118.9
Capital expenditures:
Capital expenditures	15.8	29.8	10.6
Assets:
Investment in and advances to unconsolidated affiliates	0.0	0.0	0.0
Total assets	1,165.4	1,397.0	1,082.3
Operating segments | West segment
Revenues:
Total	302.5	642.5	437.9
Adjusted EBITDAR:
Adjusted EBITDAR	82.2	198.8	114.3
Capital expenditures:
Capital expenditures	8.2	21.2	12.8
Assets:
Investment in and advances to unconsolidated affiliates	0.0	0.0	0.0
Total assets	401.5	752.1	755.7
Operating segments | Midwest segment
Revenues:
Total	681.4	1,094.5	823.7
Adjusted EBITDAR:
Adjusted EBITDAR	258.3	403.6	294.3
Capital expenditures:
Capital expenditures	15.1	32.7	25.3
Assets:
Investment in and advances to unconsolidated affiliates	85.2	90.9	89.4
Total assets	1,161.1	1,412.2	1,411.5
Other
Revenues:
Total	125.0	47.5	40.4
Adjusted EBITDAR:
Adjusted EBITDAR	(43.5)	(87.8)	(68.1)
Capital expenditures:
Capital expenditures	19.9	10.7	5.0
Assets:
Investment in and advances to unconsolidated affiliates	181.5	37.3	39.0
Total assets	9,980.9	8,359.5	6,381.3
Intersegment eliminations
Revenues:
Total	$ (19.1)	$ (1.9)	$ 0.0