Marketing and Reservation System Activities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Advances, Marketing and Reservation Activities [Line Items]
Marketing and reservation system costs exceed marketing and reservation system revenues, amount	$ 18,100
Advances, marketing and reservation activities	18,069	$ 0
Depreciation and amortization	11,705	11,542	$ 9,365
Interest expense	44,446	42,833	41,486
Marketing and reservation fees
Advances, Marketing and Reservation Activities [Line Items]
Depreciation and amortization	25,000	23,000	17,100
Reservation activities
Advances, Marketing and Reservation Activities [Line Items]
Interest expense	$ 6	27	$ 1,900
Other Long-term Liabilities
Advances, Marketing and Reservation Activities [Line Items]
Advances, marketing and reservation activities		$ 30,700