10. Right-of-use Asset and Leasing Liabilities (Details - Minimum obligation) - USD ($)		Sep. 30, 2020	Mar. 31, 2019
Leases [Abstract]
Operating ROU Leases, 2021		$ 363,000
Operating ROU Leases, 2022		367,000
Operating ROU Leases, 2023		378,000
Operating ROU Leases, 2024		384,000
Operating ROU Leases, 2025		62,000
Operating ROU Leases, Thereafter		0
Operating ROU Leases Undiscounted Obligation		1,554,000
Operating ROU Leases, Less Interest*	[1]	(164,000)
Operating ROU Leases		1,390,000	$ 1,744,000
Finance ROU Leases, 2021		31,000
Finance ROU Leases, 2022		2,000
Finance ROU Leases, 2023		0
Finance ROU Leases, 2024		0
Finance ROU Leases, 2025		0
Finance ROU Leases, Thereafter		0
Finance ROU Leases Undiscounted Obligation		33,000
Finance ROU Leases, Less Interest*	[1]	(1,000)
Finance ROU Leases		32,000
2021		394,000
2022		369,000
2023		378,000
2024		384,000
2025		62,000
Thereafter		0
Lessee, Operating and Finance Lease, Liability, Payments, Due		$ 1,587,000

[1] Interest is imputed for operating ROU leases and classified as lease expense and is included in operating expenses in the accompanying condensed consolidated statement of operations.