COMPREHENSIVE INCOME (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive income (loss) - beginning balance	$ (2,357)	$ 1,629	$ (392)
Change in fair value of interest rate swaps	(1,099)	(3,986)	2,021
Accumulated other comprehensive income (loss) - ending balance	$ (3,456)	$ (2,357)	$ 1,629