DEBT (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Line of Credit Facility [Line Items]
Deferred finance cost net	$ 2.2		$ 2.3
KeyBank [Member]
Line of Credit Facility [Line Items]
Line of credit facility, maturity date	Dec. 11, 2022
Weighted average interest rate	3.69%		3.38%
Interest expense incurred	$ 1.2	$ 1.4
KeyBank [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Outstanding borrowings	0.0		$ 0.0
Available line of credit	75.0		75.0
KeyBank [Member] | Term Loan [Member]
Line of Credit Facility [Line Items]
Outstanding borrowings	$ 124.2		$ 125.0