Financial Reporting By Business Segments - Capital Expenditures for Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Payments to Acquire Property, Plant, and Equipment [Abstract]
Capital expenditures	$ 165,463	$ 152,541	$ 188,217
Hospitality [Member]
Payments to Acquire Property, Plant, and Equipment [Abstract]
Capital expenditures	146,654	120,899	142,738
Entertainment [Member]
Payments to Acquire Property, Plant, and Equipment [Abstract]
Capital expenditures	13,697	25,000	44,863
Corporate and Other [Member]
Payments to Acquire Property, Plant, and Equipment [Abstract]
Capital expenditures	$ 5,112	$ 6,642	$ 616