Quarterly report pursuant to Section 13 or 15(d)

Revenue Disaggregation (Details - Revenue by geographic regions)

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Revenue Disaggregation (Details - Revenue by geographic regions) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Disaggregation of Revenue [Line Items]    
Revenues $ 3,391 $ 3,427
Revenue, Segment Benchmark [Member] | UNITED STATES    
Disaggregation of Revenue [Line Items]    
Revenues 642 806
Revenue, Segment Benchmark [Member] | Europe [Member]    
Disaggregation of Revenue [Line Items]    
Revenues 1,288 1,070
Revenue, Segment Benchmark [Member] | Asia [Member]    
Disaggregation of Revenue [Line Items]    
Revenues 477 862
Revenue, Segment Benchmark [Member] | Latin America [Member]    
Disaggregation of Revenue [Line Items]    
Revenues 880 487
Revenue, Segment Benchmark [Member] | Rest Of The World [Member]    
Disaggregation of Revenue [Line Items]    
Revenues $ 104 $ 202