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LONG-TERM DEBT (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Feb. 28, 2017	Dec. 31, 2016
Long-term debt
Total	$ 266,466		$ 281,673
Less current portion	(14,131)		(52,665)
Less unamortized debt issuance costs	(14,200)	$ (14,200)	(4,100)
Long-term portion	266,466		208,372
Long-term debt
Long-term debt gross	294,750		272,012
Subordinated debt			66,443
Total	266,466		281,673
Senior Debt
Long-term debt
Less current portion	(14,131)		(52,665)
Less unamortized debt issuance costs	(14,153)		(4,117)
Long-term portion	266,466		215,230
Senior Debt \| Revolving line of credit
Long-term debt
Long-term debt gross			6,858
Senior Debt \| Term loan facility
Long-term debt
Long-term debt gross	250,000		125,682
Equipment term loans
Long-term debt
Long-term debt gross	39,433		111,882
Real estate term loan
Long-term debt
Less unamortized debt issuance costs	(400)
Long-term debt
Long-term debt gross			13,772
Capital leases
Long-term debt
Total	5,317
Long-term debt
Long-term debt gross	5,317		13,818
Total	$ 5,317
Subordinated Debt.
Long-term debt
Long-term debt gross			66,443
Subordinated Debt. \| Main Street Capital Corporation
Long-term debt
Long-term debt gross			21,660
Subordinated Debt. \| Prudential Capital Partners
Long-term debt
Long-term debt gross			21,492
Subordinated Debt. \| LST Seller notes
Long-term debt
Long-term debt gross			22,000
Subordinated Debt. \| DTR Seller notes
Long-term debt
Long-term debt gross			1,000
Subordinated Debt. \| BHE Seller notes
Long-term debt
Long-term debt gross			$ 291