Long-Term Debt - Face Value to Carrying Value Reconciliation (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Face Value	$ 284,473	$ 272,629
Carrying Value	334,500
Senior Notes \| 10% Senior Secured Notes due 2021
Debt Instrument [Line Items]
Face Value	9,427	9,427
Unamortized Deferred Financing Costs	(193)	(212)
Excess (Shortfall) Carrying Value	473	606
Carrying Value	9,707	9,821
Payment in Kind (PIK) Note \| 10% Senior Secured PIK Notes due 2021
Debt Instrument [Line Items]
Face Value	275,046	263,202
Unamortized Deferred Financing Costs	0	0
Excess (Shortfall) Carrying Value	(425)	(508)
Accrued PIK Interest	0	8,883
Carrying Value	274,621	271,577
Line of Credit \| Term Loan
Debt Instrument [Line Items]
Face Value	50,000	30,000
Unamortized Deferred Financing Costs	(284)	(2,037)
Excess (Shortfall) Carrying Value	0	0
Carrying Value	$ 49,716	$ 27,963

Debt Instrument, Accrued Paid In Kind Interest

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- Definition

Debt Instrument, Excess (Shortfall) Carrying Value

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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