INVESTMENT IN HOTEL PROPERTIES, NET - Summary of hotel properties sold (Details)			12 Months Ended
	Jul. 21, 2017 hotel	Apr. 27, 2017 hotel Room	Dec. 31, 2016 hotel
Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of hotels sold | hotel			2
Disposed of by Sale
Business Acquisition [Line Items]
Number of hotels sold | hotel	3
Disposed of by Sale | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of hotels sold | hotel		7
Number of guestrooms		651
Disposed of by Sale | Jackson, MS | Courtyard by Marriott | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of guestrooms		117
Disposed of by Sale | Jackson, MS | Residence Inn by Marriott | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of guestrooms		100
Disposed of by Sale | Germantown, TN | Courtyard by Marriott | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of guestrooms		93
Disposed of by Sale | Germantown, TN | Fairfield Inn & Suites | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of guestrooms		80
Disposed of by Sale | Germantown, TN | Residence Inn by Marriott | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of guestrooms		78
Disposed of by Sale | Ridgeland, MS | Homewood Suites | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of guestrooms		91
Disposed of by Sale | Ridgeland, MS | Staybridge Suites | Portfolio of Hotels, Reinstatement Agreement, New ARCH Purchaser
Business Acquisition [Line Items]
Number of guestrooms		92