Quarterly report pursuant to Section 13 or 15(d)

Geographic Information (Details - Geographic regions)

v3.22.2
Geographic Information (Details - Geographic regions) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Disaggregation of Revenue [Line Items]    
Revenues $ 3,983 $ 3,684
Product [Member]    
Disaggregation of Revenue [Line Items]    
Revenues 3,983 3,684
Product [Member] | Revenue, Segment Benchmark [Member] | UNITED STATES    
Disaggregation of Revenue [Line Items]    
Revenues 871 1,592
Product [Member] | Revenue, Segment Benchmark [Member] | Latin America [Member]    
Disaggregation of Revenue [Line Items]    
Revenues 1,048 565
Product [Member] | Revenue, Segment Benchmark [Member] | Europe [Member]    
Disaggregation of Revenue [Line Items]    
Revenues $ 2,064 $ 1,527