INVESTMENT IN DEBT AND EQUITY SECURITIES (Details - Femasys Note and warrants) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jan. 31, 2026 |
Jan. 31, 2025 |
Jan. 31, 2026 |
Jan. 31, 2025 |
|
| Financial Instruments Owned and Pledged as Collateral [Line Items] | ||||
| Investment, beginning balance | $ 3,696,000 | |||
| Change in fair value | 1,304,000 | $ 601,000 | ||
| Settlement of Femasys Note | 5,000,000 | 0 | ||
| Investment, ending balance | $ 0 | 0 | ||
| Investment, beginning balance | 3,061,000 | |||
| Change in fair value | (214,000) | $ (596,000) | (2,155,000) | $ (1,830,000) |
| Investment, ending balance | 906,000 | 906,000 | ||
| Femasys Notes [Member] | ||||
| Financial Instruments Owned and Pledged as Collateral [Line Items] | ||||
| Investment, beginning balance | 3,696,000 | |||
| Change in fair value | 1,304,000 | |||
| Settlement of Femasys Note | (5,000,000) | |||
| Investment, ending balance | 0 | 0 | ||
| Femasys Warrants [Member] | ||||
| Financial Instruments Owned and Pledged as Collateral [Line Items] | ||||
| Investment, beginning balance | 3,061,000 | |||
| Change in fair value | (2,155,000) | |||
| Investment, ending balance | $ 906,000 | $ 906,000 | ||