Disposals (Details) $ in Thousands	1 Months Ended	3 Months Ended	9 Months Ended
	May 31, 2016 USD ($) room	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)
Disposals
Gain on sale of assets		$ 11,682	$ 18,223	$ 11,682
Disposal Group, Not Discontinued Operations [Member] | Sheraton Cerritos
Disposals
Number of rooms sold | room	203
Net proceeds received from sale	$ 41,200
Gain on sale of assets	$ 18,200		18,223
Revenues			4,846
Income before income taxes			$ 876
Disposal Group, Not Discontinued Operations [Member] | Sheraton Cerritos, Doubletree Guest Suites Times Square and BuyEfficient
Disposals
Gain on sale of assets		11,682		11,682
Revenues		24,629		64,962
Income before income taxes		$ 1,751		$ 2,468