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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 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 + Details
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