SUBSEQUENT EVENTS (Details) $ / shares in Units, $ in Thousands					9 Months Ended	12 Months Ended
	Oct. 30, 2015 $ / shares	Oct. 20, 2015 USD ($) room	Oct. 19, 2015 USD ($) room	Oct. 01, 2015 shares	Sep. 30, 2015 USD ($)	Dec. 31, 2014
2015 acquisitions
Subsequent events
Aggregate purchase price | $					$ 154,751
Subsequent Event
Subsequent events
Cash dividends declared, common stock (in dollars per share)	$ 0.1175
Subsequent Event | Non-controlling Interest | Operating partnership | Common units
Subsequent events
Common units redeemed | shares				34,536
Subsequent Event | Hyatt House Airport | 2015 acquisitions | Miami, Florida
Subsequent events
Aggregate purchase price | $			$ 39,000
Number of guestrooms | room			156
Subsequent Event | Courtyard by Marriott | 2015 acquisitions | Atlanta Decatur Downtown
Subsequent events
Aggregate purchase price | $		$ 44,000
Number of guestrooms | room		179
9.25% Series A Preferred Stock
Subsequent events
Preferred stock, dividend rate (as a percent)					9.25%	9.25%
9.25% Series A Preferred Stock | Subsequent Event
Subsequent events
Cash dividends declared, preferred stock (in dollars per share)	0.578125
7.875% Series B Preferred Stock
Subsequent events
Preferred stock, dividend rate (as a percent)					7.875%	7.875%
7.875% Series B Preferred Stock | Subsequent Event
Subsequent events
Cash dividends declared, preferred stock (in dollars per share)	0.4921875
7.125% Series C Preferred Stock
Subsequent events
Preferred stock, dividend rate (as a percent)					7.125%	7.125%
7.125% Series C Preferred Stock | Subsequent Event
Subsequent events
Cash dividends declared, preferred stock (in dollars per share)	$ 0.4453125