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v3.25.1

Note 2 - Investments - Components of Investments (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Jun. 30, 2024 | Jun. 30, 2023
Cost |  | $ 11,723,000 |  |  | $ 11,723,000 |  |  | $ 11,605,000 |  |
Unrealized gains (losses) |  | (870,000) |  |  | (870,000) |  |  | (720,000) |  |
Fair value |  | 10,853,000 |  |  | 10,853,000 |  |  | 10,885,000 |  |
Corporate debt securities, Unrealized gains (losses) |  | (9,000) |  | $ (65,000) | (58,000) |  | $ (20,000) |  |  |
Total trading securities at fair value, cost |  | 11,938,000 |  |  | 11,938,000 |  |  | 11,820,000 |  |
Total trading securities at fair value, Unrealized gains (losses) |  | (935,000) |  |  | (935,000) |  |  | (727,000) |  |
Total trading securities at fair value |  | 11,003,000 |  |  | 11,003,000 |  |  | 11,093,000 |  |
Amortized cost |  | 4,611,000 | [1] |  | 4,611,000 | [1] |  | 6,204,000 |  |
Debt Securities, Available-for-Sale, Total | [1] | 2,302,000 |  |  | 2,302,000 |  |  |  |  |
Allowance for credit losses |  | 0 |  |  | 0 |  |  | 0 |  |
Corporate debt securities, amortized cost | [2] | 1,000,000 |  |  | 1,000,000 |  |  | 1,000,000 |  |
Corporate debt securities, allowance for credit losses |  | (71,000) | [2] | $ (157,000) | (71,000) | [2] | $ (157,000) | (132,000) | [2] | $ 0
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss | [2] | 929,000 |  |  | 929,000 |  |  | 868,000 |  |
Corporate debt securities, gross unrecognized holding gains | [2] | 0 |  |  | 0 |  |  | 0 |  |
Corporate debt securities, gross unrecognized holding losses | [2] | 0 |  |  | 0 |  |  | 0 |  |
Corporate debt securities, fair value | [2] | 929,000 |  |  | 929,000 |  |  | 868,000 |  |
Convertible Debt Securities [Member] |  |  |  |  |  |  |  |  |  |
Amortized cost |  | 4,611,000 |  |  | 4,611,000 |  |  | 6,204,000 |  |
Gross unrealized gains in other comprehensive income (loss) |  | 233,000 |  |  | 233,000 |  |  | 740,000 |  |
Gross unrealized losses in other comprehensive income (loss) |  | 0 |  |  | 0 |  |  | 0 |  |
Gross unrealized losses in net investment income (loss) | [3] | (2,542,000) |  |  | (2,542,000) |  |  | (2,530,000) |  |
Debt Securities, Available-for-Sale, Total |  | 2,302,000 |  |  | 2,302,000 |  |  | 4,414,000 |  |
Allowance for credit losses |  | 0 |  |  | 0 |  |  | 0 |  |
Corporate Debt Securities [Member] |  |  |  |  |  |  |  |  |  |
Corporate debt securities, cost |  | 215,000 |  |  | 215,000 |  |  | 215,000 |  |
Corporate debt securities, Unrealized gains (losses) |  |  |  |  | (65,000) |  |  | (7,000) |  |
Corporate debt securities, fair value |  | 150,000 |  |  | 150,000 |  |  | 208,000 |  |
Equity Securities Domestic [Member] |  |  |  |  |  |  |  |  |  |
Cost |  | 77,000 |  |  | 77,000 |  |  | 45,000 |  |
Unrealized gains (losses) |  | (62,000) |  |  | (62,000) |  |  | (45,000) |  |
Fair value |  | 15,000 |  |  | 15,000 |  |  | 0 |  |
Equity Securities International [Member] |  |  |  |  |  |  |  |  |  |
Cost |  | 761,000 |  |  | 761,000 |  |  | 762,000 |  |
Unrealized gains (losses) |  | (452,000) |  |  | (452,000) |  |  | (327,000) |  |
Fair value |  | 309,000 |  |  | 309,000 |  |  | 435,000 |  |
Exchange Traded Funds Global Equity [Member] |  |  |  |  |  |  |  |  |  |
Cost |  | 86,000 |  |  | 86,000 |  |  |  |  |
Unrealized gains (losses) |  | (17,000) |  |  | (17,000) |  |  |  |  |
Fair value |  | 69,000 |  |  | 69,000 |  |  |  |  |
Mutual Funds Fixed Income [Member] |  |  |  |  |  |  |  |  |  |
Cost |  | 9,870,000 |  |  | 9,870,000 |  |  | 9,869,000 |  |
Unrealized gains (losses) |  | (178,000) |  |  | (178,000) |  |  | (225,000) |  |
Fair value |  | 9,692,000 |  |  | 9,692,000 |  |  | 9,644,000 |  |
Mutual Funds Global Equity [Member] |  |  |  |  |  |  |  |  |  |
Cost |  | 929,000 |  |  | 929,000 |  |  | 929,000 |  |
Unrealized gains (losses) |  | (161,000) |  |  | (161,000) |  |  | (123,000) |  |
Fair value |  | $ 768,000 |  |  | $ 768,000 |  |  | $ 806,000 |  |
[1] | Principal payments of $750,000 are due quarterly with a final maturity date in January 2026.
[2] | Held-to-maturity debt investments are carried at amortized cost, net of allowance for credit losses, and the fair value is classified as Level 2 according to the fair value hierarchy.
[3] | Represents changes in unrealized gains and losses related to embedded derivatives included within net investment income (loss) on the Consolidated Statements of Operations.

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