Quarterly report pursuant to Section 13 or 15(d)

9. Segment and Geographic Information (Details Narrative)

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9. Segment and Geographic Information (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Revenues $ 4,939,000 $ 4,325,000 $ 9,308,000 $ 8,160,000
Service [Member]        
Revenues 304,000 $ 181,000 578,000 413,000
Service [Member] | Technical Services [Member] | Invekra [Member]        
Revenues $ 14,000   $ 28,000 $ 39,000