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v3.23.3

Note 3 - Investments - Components of Investments (Details) - USD ($) | Sep. 30, 2023 | Jun. 30, 2023
--- | --- | ---
Cost |  | $ 18,751,000 |  | $ 19,601,000
Unrealized gains losses |  | (6,831,000) |  | (6,396,000)
Investments in equity securities |  | 11,920,000 |  | 13,205,000
Investments in available-for-sale debt securities, amortized cost |  | 7,414,000 | [1] | 7,729,000
Unrealized gains |  | 1,436,000 |  | 1,707,000
Unrealized losses |  | 0 |  | 0
Unrealized gains (losses) |  | (2,507,000) |  | (2,428,000)
Investments in debt securities |  | 6,343,000 | [1] | 7,008,000
Allowance for credit loss |  | 0 |  | 0
Amortized cost, held-to-maturity | [2] | 795,000 |  | 1,000,000
Unrecognized gains, held-to-maturity | [2] | 0 |  | 0
Unrecognized losses, held-to-maturity | [2] | (205,000) |  | (232,000)
Fair value, held-to-maturity | [2] | 795,000 |  | 768,000
Allowance for credit loss, held-to-maturity | [2] | 205,000 |  | 0
Equity Securities International [Member] |  |  |  |
Cost |  | 6,680,000 |  | 6,679,000
Unrealized gains losses |  | (6,255,000) |  | (5,901,000)
Investments in equity securities |  | 425,000 |  | 778,000
Equity Securities Domestic [Member] |  |  |  |
Cost |  | 45,000 |  | 45,000
Unrealized gains losses |  | (45,000) |  | (45,000)
Investments in equity securities |  | 0 |  | 0
Mutual Funds Fixed Income [Member] |  |  |  |
Cost |  | 11,097,000 |  | 11,947,000
Unrealized gains losses |  | (304,000) |  | (305,000)
Investments in equity securities |  | 10,793,000 |  | 11,642,000
Mutual Funds Global Equity [Member] |  |  |  |
Cost |  | 929,000 |  | 930,000
Unrealized gains losses |  | (227,000) |  | (145,000)
Investments in equity securities |  | $ 702,000 |  | $ 785,000
[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, and the fair value is classified as Level 2 according to the fair value hierarchy.

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