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Debt (Schedule of Long-Term Debt) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Total debt	$ 7,003	$ 12,022
Less current portion	(1,642)	(2,483)
Total long-term debt	5,361	9,539
Term Credit Facilities [Member]
Debt Instrument [Line Items]
Total debt	6,470	11,165
Other Notes Payable [Member]
Debt Instrument [Line Items]
Total debt	70	260
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Total debt	8	10
Nexus Promissory Note [Member]
Debt Instrument [Line Items]
Total debt	$ 455	$ 587

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- Definition

Carrying value as of balance sheet of total debt and capital lease obligations.

+ References

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- Definition

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+ References

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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

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 210.5-02.20)



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

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