v3.26.1
Stock-Based Compensation (Details - Stock option award activity) - Equity Option [Member]
3 Months Ended
Jun. 30, 2026
$ / shares
shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Number of shares options outstanding, beginning balance | shares 129,163
Weighted average exercise price outstanding, beginning balance | $ / shares $ 23.94
Number of shares options, expired | shares (12)
Weighted average exercise price, expired | $ / shares $ 837.00
Number of shares options outstanding, ending balance | shares 129,151
Weighted average exercise price outstanding, ending balance | $ / shares $ 23.86
Number of shares, exercisable | shares 72,086
Weighted-average exercise price, exercisable | $ / shares $ 40.07