Financial Reporting By Business Segments - Identifiable Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Preopening costs	$ 3,122	$ 4,869	$ 1,926
Identifiable assets	4,088,468	3,853,883
Hospitality [Member]
Segment Reporting Information [Line Items]
Preopening costs	1,300	2,900	300
Identifiable assets	3,494,084	3,547,638
Entertainment [Member]
Segment Reporting Information [Line Items]
Preopening costs	1,900	1,900	$ 1,600
Identifiable assets	181,036	155,412
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Identifiable assets	$ 413,348	$ 150,833