DEBT - Summary of Long-term Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Long-term Debt	$ 415,811
Less: Deferred financing costs	(15,018)	$ (15,863)
Total Debt	423,930	418,121
Less: Current portion	32,201	24,380
Long-term debt, net of current portion	391,729	393,741
Senior Secured Revolving Credit Facility
Debt Instrument [Line Items]
Long-term Debt	23,000	15,000
Term Loan Facilities
Debt Instrument [Line Items]
Long-term Debt	219,620	222,757
Long-term debt, net of current portion	166,300
Senior Unsecured 8.875% Notes
Debt Instrument [Line Items]
Long-term Debt	196,191	196,038
Capital Lease Obligations
Debt Instrument [Line Items]
Capital leases	$ 137	$ 189

long term debt and capital lease obligations, total

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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