OTHER ASSETS (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Security deposits	$ 3,972	$ 5,304
Restricted cash	5,752	3,837	$ 4,127
Other	2,682	1,054
Total	$ 12,406	$ 10,195