Investment in Hotel Properties (Details 2) $ / shares in Units, $ in Thousands						1 Months Ended	3 Months Ended								12 Months Ended
	Jul. 17, 2014 USD ($) room $ / shares shares	Jun. 19, 2014 $ / shares	Dec. 02, 2013 USD ($) room	Jul. 02, 2013 USD ($) room	May. 01, 2013 USD ($) room	Jun. 30, 2014 USD ($) a	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Sep. 30, 2014 USD ($)	Jun. 30, 2014 USD ($) a	Mar. 31, 2014 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($) $ / shares	Dec. 31, 2013 USD ($) $ / shares
Investment in Hotel Properties
Total revenues							$ 300,933	$ 324,595	$ 339,267	$ 284,385	$ 289,880	$ 307,783	$ 300,852	$ 243,483	$ 1,249,180	$ 1,141,998	$ 923,824
NET INCOME							$ 237,575	$ 63,084	$ 53,657	$ 1,203	$ 14,257	$ 33,643	$ 43,535	$ (3,496)	$ 355,519	87,939	70,001
Unaudited pro forma results of operations
Revenues																1,175,367	1,100,354
Income attributable to common stockholders from continuing operations																$ 74,811	$ 19,931
Income per diluted share attributable to common stockholders from continuing operations (in dollars per share) | $ / shares																$ 0.39	$ 0.12
Acquisitions 2015
Investment in Hotel Properties
Number of hotels acquired															0
Acquisitions 2014
Investment in Hotel Properties
Total revenues																$ 27,000
NET INCOME																3,500
Acquisitions 2014 | Fairmont Newport Beach Land Member
Investment in Hotel Properties
Area of land acquired (in acres) | a						7							7
Payment to acquire real estate						$ 11,000
Acquisitions 2014 | Wailea Beach Marriott Resort & Spa
Investment in Hotel Properties
Number of rooms in acquired hotel | room	544
Purchase price of acquired entity	$ 325,600
Total cash paid for acquisitions	265,600
Proration and other credits	$ 4,400
Number of shares issued in connection with acquisition (in shares) | shares	4,034,970
Total equity issued directly to seller	$ 60,000
Closing price of common stock on entity acquisition price determination date (in dollars per share) | $ / shares		$ 14.87
Closing price of common stock on entity acquisition date (in dollars per share) | $ / shares	$ 14.87
Net purchase price of acquired entity for accounting purposes	$ 325,600
Acquisition-related costs																$ 500
Acquisitions 2013
Investment in Hotel Properties
Total revenues																	$ 51,000
NET INCOME																	2,800
Acquisitions 2013 | Hilton New Orleans St. Charles
Investment in Hotel Properties
Number of rooms in acquired hotel | room					250
Purchase price of acquired entity					$ 59,100
Proration and other credits					200
Acquisition-related costs																	400
Total proceeds held by accomodator to facilitate tax deferred exchange					$ 53,200
Acquisitions 2013 | Boston Park Plaza
Investment in Hotel Properties
Number of rooms in acquired hotel | room				1,053
Purchase price of acquired entity				$ 248,000
Proration and other credits				2,000
Acquisition-related costs																	900
Total proceeds held by accomodator to facilitate tax deferred exchange				92,300
Acquisitions 2013 | Boston Park Plaza | Non-recourse loan secured
Investment in Hotel Properties
Debt assumed at acquisition				$ 119,200
Acquisitions 2013 | Hyatt Regency San Francisco
Investment in Hotel Properties
Number of rooms in acquired hotel | room			802
Purchase price of acquired entity			$ 262,500
Proration and other credits			$ 5,500
Acquisition-related costs																	$ 500