INVESTMENT IN HOTEL PROPERTIES, NET INVESTMENT IN HOTEL PROPERTIES, NET - Summary of hotel properties acquired (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Business Acquisition [Line Items]
Purchase Price		$ 97,951
2016 acquisitions
Business Acquisition [Line Items]
Purchase Price	$ 109,000
Courtyard by Marriott | Nashville, TN | 2016 acquisitions
Business Acquisition [Line Items]
Purchase Price	71,000
Residence Inn | Atlanta, GA | 2016 acquisitions
Business Acquisition [Line Items]
Purchase Price	$ 38,000
Hampton Inn & Suites | Minneapolis, MN | 2015 acquisitions
Business Acquisition [Line Items]
Purchase Price		38,951
Hampton Inn | Boston (Norwood), MA | 2015 acquisitions
Business Acquisition [Line Items]
Purchase Price		24,000
Hotel Indigo | Asheville, NC | 2015 acquisitions
Business Acquisition [Line Items]
Purchase Price		$ 35,000