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Segment Reporting - Schedule of Reconciliation of Segment Data to Consolidated Statement of Operations (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Segment Reporting [Abstract]        
Total net loss before income taxes for reportable segments $ (214) $ (506) $ (423) $ (691)
Other operational segment net income (loss) before income taxes 3 (10)
Total segment net loss before income taxes (214) (503) (423) (701)
Unallocated cost of corporate headquarters [1] (345) (564) (507) (1,983)
Unallocated benefit of DSIT headquarters 76 61
Consolidated loss before income taxes $ (559) $ (991) $ (930) $ (2,623)
[1] Includes stock compensation expense of $18 and $234 for the six month periods ended June 30, 2017 and 2016, respectively, and $5 and $14 for the three month periods ended June 30, 2017 and 2016, respectively. The six month period ended June 30, 2016 also includes $460 of salary and associated costs and medical insurance associated with the resignation of Mr. Moore and $502 of interest expense to Leap Tide and directors ($41 of interest with respect to directors in the six months ended June 30, 2017). The three month period ended June 30, 2016 includes $252 of interest expense to Leap Tide and directors ($28 with respect to directors in the three months ended June 30, 2017).