Hotel Management Agreements and Leases - Other Guarantees and Security Deposits (Details) - Hotel - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Management Agreements and Leases [Line Items]
Amount by which the cash flow available to pay the entity's minimum rent or return was less than the minimum amount			$ 14,299	$ 11,544
Reduction of hotel operating expenses	$ 0	$ 0	3,716	1,766
Shortfalls due to unguaranteed portions of minimum returns			10,583	9,778
Amount by which the cash flow available to pay the entity's minimum rent or return was more than the minimum amount	36,559	43,440	36,724	46,918
Increase in guarantee provided and security deposit to the entity	$ 14,682	$ 20,057	$ 13,240	$ 19,968