Estimated Retail Value of Promotional Allowance (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Promotional Allowances [Line Items]
Promotional Allowances	$ 5,489	$ 4,546
Food and Beverage [Member]
Promotional Allowances [Line Items]
Promotional Allowances	4,835	4,018
Rooms [Member]
Promotional Allowances [Line Items]
Promotional Allowances	533	455
Other [Member]
Promotional Allowances [Line Items]
Promotional Allowances	$ 121	$ 73