Long-term Debt - Obligations (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Obligations
Total debt	$ 186,278	$ 190,594
Current portion of long-term debt and lease obligations	(6,612)	(7,649)
Non-current portion of long-term debt and lease obligations	179,666	182,945
Senior secured second-priority notes [Member]
Obligations
Total debt	175,000	175,000
Equipment capital leases [Member]
Obligations
Total debt	11,278	15,059
Revolving credit facility [Member]
Obligations
Total debt	0	0
Other debt [Member]
Obligations
Total debt	$ 0	$ 535

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- Definition

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

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 6

-Section H

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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Amount of long-term debt and capital leases due within one year or the normal operating cycle, if longer.

+ References

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- Definition

Amount of long-term debt and capital lease obligations including current maturities.

+ References

No definition available.

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