STOCK COMPENSATION (Details - Options exercisable) - Options Held [Member] - $ / shares	6 Months Ended
	Sep. 30, 2024	Mar. 31, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock options outstanding	78,671	86,466
Weighted average exercise price, options outstanding	$ 17.37	$ 22.40
Stock options exercisable	63,828
Weighted average exercise price, options exercisable	$ 17.79
Exercise Price $12.80 - 16.80 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock options outstanding	54,493
Weighted average remaining life (years)	6 years 3 months 29 days
Weighted average exercise price, options outstanding	$ 13.90
Stock options exercisable	41,665
Weighted average exercise price, options exercisable	$ 13.84
Exercise Price $25.20 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock options outstanding	24,178
Weighted average remaining life (years)	6 years 3 months 3 days
Weighted average exercise price, options outstanding	$ 25.20
Stock options exercisable	22,163
Weighted average exercise price, options exercisable	$ 25.20