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INCOME TAXES (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
INCOME TAXES [Abstract]      
Provisional income tax (benefit) $ (1.3)    
Federal statutory income tax rate 21.00%   35.00%
Effective income tax rate from continuing operations 25.21% 36.81%