LONG-TERM DEBT (Tables)

3 Months Ended

Mar. 31, 2018

Debt Disclosure [Abstract]

Schedule of Long-term Debt

	March 31, 2018		December 31, 2017
Debt:
Term Loan B due in November 2022 (Principal of $399,000 and $400,000 less Unamortized Discount of $7,453 and $7,853, respectively, 7.99% Weighted Average Interest Rate)	$	391,547	$	392,147
11.00% Senior Secured Second Lien Notes due 2025	290,000		300,000
MEDCO Revenue Bonds in Series due September 2025 at 5.75%	102,865		102,865
Term Loan A due in November 2021 (6.41% Weighted Average Interest Rate)	85,000		100,000
Advance Royalty Commitments (9.42% Weighted Average Interest Rate)	2,085		2,085
Less: Unamortized Debt Issuance Costs	19,905		21,129
	851,592		875,968
Less: Amounts Due in One Year*	8,069		19,318
Long-Term Debt	$	843,523	$	856,650

* Excludes current portion of Capital Lease Obligations of $10,317 and $3,164 at March 31, 2018 and December 31, 2017, respectively.