INDEBTEDNESS (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Long-term debt
Long-term debt	$ 244,000	$ 220,000
Less: Current maturities of long-term debt	10,000	10,000
Less: Deferred financing fees, net	1,451	1,617
Long-term debt	232,549	208,383
Revolving credit facility
Long-term debt
Long-term debt	71,500	45,000
Term loan
Long-term debt
Long-term debt	$ 172,500	$ 175,000