Other Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Accrued Liabilities And Deferred Credits [Line Items]
Accounts payable	$ 6,164	$ 4,376
Accrued compensation	1,269	2,655
Deferred revenue	16,261	15,289
Advance deposits	7,852	7,384
Other accrued liabilities	7,872	3,419
Other accrued liabilities	7,585	4,977
Accrued Liabilities And Deferred Revenue Combined	47,715	40,950
Special Purpose Entities
Accrued Liabilities And Deferred Credits [Line Items]
Accrued interest expense for Senior Notes held by SPE	$ 712	$ 2,850