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INCOME TAXES, Unrecognized Tax Benefits and Tax Cuts and Jobs Act (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Unrecognized tax benefits [Roll forward]      
Unrecognized tax benefits at beginning of year $ 0 $ 24 $ 92
Changes related to [Abstract]      
Lapse of statutes of limitations 0 (24) (68)
Unrecognized tax benefits at end of year 0 $ 0 $ 24
Unrecognized tax benefits that would impact effective tax rate, if recognized $ 0    
Federal corporate tax rate 21.00% 21.00% 35.00%
Marginal tax rate   24.29% 37.70%
Deferred tax benefit from write-down of net deferred tax liabilities   $ (38,000)