Contractual interest rate for funds borrowed, under the debt agreement.

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LONG-TERM DEBT (Details) - USD ($) $ in Thousands	1 Months Ended
LONG-TERM DEBT (Details) - USD ($) $ in Thousands	Aug. 31, 2019	Sep. 30, 2019	Dec. 31, 2018
Borrowings [Abstract]
Less: current portion		$ (2,500)	$ (3,407)
Long-term debt less current maturities		235,576	236,979
Unamortized debt issuance costs		6,900	8,300
Carrying Value
Borrowings [Abstract]
Total long-term debt		245,000	248,716
Less: current portion		(2,500)	(3,407)
Long-term debt less current maturities		242,500	245,309
Fair Value \| Level 2 Inputs
Borrowings [Abstract]
Total long-term debt		246,225	247,790
Less: current portion		(2,513)	(3,398)
Long-term debt less current maturities		243,712	244,392
ABL Revolver \| Carrying Value
Borrowings [Abstract]
Total long-term debt		0	0
ABL Revolver \| Fair Value \| Level 2 Inputs
Borrowings [Abstract]
Total long-term debt		0	0
Term Loan B \| Carrying Value
Borrowings [Abstract]
Total long-term debt		245,000	246,875
Term Loan B \| Fair Value \| Level 2 Inputs
Borrowings [Abstract]
Total long-term debt		246,225	$ 245,949
Promissory note payable
Borrowings [Abstract]
Interest rate			2.90%
Repayment of promissory note	$ 1,300
Promissory note payable \| Carrying Value
Borrowings [Abstract]
Total long-term debt		0	$ 1,841
Promissory note payable \| Fair Value \| Level 2 Inputs
Borrowings [Abstract]
Total long-term debt		$ 0	$ 1,841