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ACCOUNTS PAYABLE, ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details 2) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Other current liabilities    
Unfunded cash account balances $ 4,932 $ 5,900
Other 2,098 3,514
Total $ 7,030 $ 9,414