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INCOME TAXES (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]          
Provision for income taxes $ 2,064 $ 2,841 $ 761 $ 3,738  
Effective Income Tax Rate, Continuing Operations (11.00%) 51.00% (3.00%) 12.00%  
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent     21.00%   35.00%