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OTHER ASSETS (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Security deposits $ 3,779 $ 3,972
Restricted cash 3,741 5,752
Other 2,400 2,682
Total $ 9,920 $ 12,406