Debt Instrument, Issue Price Percentage

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- Definition

Debt Instrument, Retirement and Redemption of Debt

+ References

No definition available.

+ Details

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- Definition

Percentage of Notes Registered under the Securities Act of 1933

+ References

No definition available.

+ Details

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- Definition

Restrictive Covenants Exception for Dividend or Distribution Amount during fiscal year

+ References

No definition available.

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- Definition

Restrictive Covenants Exception for total Dividend Payment and other Restricted Payments

+ References

No definition available.

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

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- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
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-Publisher FASB
-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

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

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- Definition

Date the debt instrument was issued, in CCYY-MM-DD format.

+ References

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- Definition

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.

+ Details

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

+ Details

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- Definition

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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- Definition

Gross amount of debt extinguished.

+ References

No definition available.

+ Details

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- Definition

Aggregate amount of interest paid or due on all long-term debt.

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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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details

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Long-Term Debt - Additional Information (Narrative) (Details) - USD ($) $ in Thousands					3 Months Ended
	Jun. 23, 2017	Apr. 15, 2017	Apr. 15, 2014	Apr. 12, 2011	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017	Sep. 19, 2017
Debt Instrument [Line Items]
Long-term debt					$ 198,902		$ 198,837
6.75% Senior Secured Notes [Member] \| Senior Secured Notes
Debt Instrument [Line Items]
Private placement date	Jun. 23, 2017
Debt Instrument, Face Amount	$ 200,000
Interest rate	6.75%
Debt Issuance Costs, Gross	$ 4,300
Interest expense on note					3,400
Debt Instrument, Issue Price Percentage	100.00%
Percentage of Notes Registered under the Securities Act of 1933								99.80%
8.75% Senior Secured Notes [Member] \| Senior Secured Notes
Debt Instrument [Line Items]
Private placement date				Apr. 12, 2011
Debt Instrument, Face Amount				$ 200,000
Interest rate	8.75%
Extinguishment of Debt, Amount	$ 120,000	$ 30,000
Debt Instrument, Redemption Price, Percentage		100.00%
Term of payments of interest on notes				semi-annually
Extinguishment of Debt, Amount			$ 50,000
Interest expense on note						$ 3,300
Oppenheimer [Member] \| 6.75% Senior Secured Notes [Member] \| Senior Secured Notes
Debt Instrument [Line Items]
Debt Issuance Costs, Gross	3,000
Third Party [Member] \| 6.75% Senior Secured Notes [Member] \| Senior Secured Notes
Debt Instrument [Line Items]
Debt Issuance Costs, Gross	$ 1,300
Maximum [Member] \| 6.75% Senior Secured Notes [Member]
Debt Instrument [Line Items]
Restrictive Covenants Exception for Dividend or Distribution Amount during fiscal year					20,000
Restrictive Covenants Exception for total Dividend Payment and other Restricted Payments					$ 10,000