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Debt - Summary of Debt Activities (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Total debt | $ 376 | $ 1,916
DSIT Line-of-credit [Member] |  |
Total debt |  | 979
DSIT Borrowings Against Receivables [Member] |  |
Total debt |  | 862
DSIT Borrowings Against Receivables [Member] |  |
Total debt |  |
OmniMetrix Borrowings Against Receivables [Member] |  |
Total debt | $ 376 |
DSIT Loan Balance [Member] |  |
Total debt |  | $ 75

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- Definition Amount of short-term debt and current maturity of long-term debt and capital lease obligations 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 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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