Financial Reporting By Business Segments - Internal Financial Reports (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information, Profit (Loss) [Abstract]
Total revenues	$ 360,565	$ 292,249	$ 333,934	$ 288,370	$ 345,175	$ 264,724	$ 298,778	$ 276,042	$ 1,275,118	$ 1,184,719	$ 1,149,207
Depreciation and amortization	31,221	30,994	29,995	28,666	28,097	28,546	27,679	27,637	120,876	111,959	109,816
Preopening costs									(4,869)	(1,926)
Impairment charges										(35,418)
Operating income	51,526	40,100	76,699	45,944	36,788	37,510	64,644	46,975	214,269	185,917	215,442
Interest expense									(74,961)	(66,051)	(63,906)
Interest income									10,469	11,818	11,500
Income (loss) from joint ventures									125,005	(4,402)	(2,794)
Other gains and (losses), net									1,633	(337)	2,524
Income before income taxes	$ 161,191	$ 24,454	$ 61,222	$ 29,548	$ 21,141	$ 24,400	$ 48,191	$ 33,213	276,415	126,945	162,766
Hospitality [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Total revenues									1,127,903	1,059,660	1,039,643
Depreciation and amortization									108,779	102,759	100,186
Preopening costs									(2,900)	(300)
Operating income									247,885	223,302	217,018
Income (loss) from joint ventures									124,400	(1,900)	(1,200)
Entertainment [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Total revenues									147,215	125,059	109,564
Depreciation and amortization									10,280	7,074	7,034
Preopening costs									(1,900)	(1,600)
Operating income									27,686	33,472	27,903
Income (loss) from joint ventures									600	(2,500)	(1,600)
Corporate and Other [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Depreciation and amortization									1,817	2,126	2,596
Operating income									$ (32,650)	$ (33,513)	$ (29,479)