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DEBT (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Line of Credit Facility [Line Items]          
Deferred finance cost net $ 1.9   $ 1.9   $ 2.6
Interest rate on borrowings outstanding 3.50%   3.50%   3.06%
Interest expense incurred $ 1.6 $ 1.5 $ 3.0 $ 3.7  
Revolving Credit Facility [Member]          
Line of Credit Facility [Line Items]          
Outstanding borrowings 4.0   4.0   $ 0.0
Available line of credit 50.0   50.0   50.0
Term Loan [Member]          
Line of Credit Facility [Line Items]          
Outstanding borrowings $ 128.4   $ 128.4   $ 143.8