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Note 4 - Investments (Tables) | 12 Months Ended
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Jun. 30, 2024
Notes Tables |
Fair Value, Assets Measured on Recurring Basis [Table Text Block] |
|  | June 30, 2024 |
|  |  |  |  |  | Significant |  |  | Significant |  |  |  |  |
|  |  |  |  |  | Other |  |  | Unobservable |  |  |  |  |
|  | Quoted Prices |  |  | Inputs |  |  | Inputs |  |  |  |  |
(dollars in thousands) |  | (Level 1) |  |  | (Level 2) |  |  | (Level 3) |  |  | Total |
Investments carried at fair value on a recurring basis: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in trading securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equities - International |  | $ | 435 |  |  | $ | - |  |  | $ | - |  |  | $ | 435 |
Mutual funds - Fixed income |  |  | 9,644 |  |  |  | - |  |  |  | - |  |  |  | 9,644 |
Mutual funds - Global equity |  |  | 806 |  |  |  | - |  |  |  | - |  |  |  | 806 |
Total equity securities |  |  | 10,885 |  |  |  | - |  |  |  | - |  |  |  | 10,885 |
Debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | 208 |  |  |  | - |  |  |  | - |  |  |  | 208 |
Total investments in trading securities: |  |  | 11,093 |  |  |  | - |  |  |  | - |  |  |  | 11,093 |
Investments in available-for-sale debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities - Convertible debentures |  |  | - |  |  |  | - |  |  |  | 4,414 |  |  |  | 4,414 |
Total investments carried at fair value on a recurring basis: |  | $ | 11,093 |  |  | $ | - |  |  | $ | 4,414 |  |  | $ | 15,507 |
Investments carried at fair value on a nonrecurring basis: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other investments (1) |  | $ | - |  |  | $ | - |  |  | $ | 600 |  |  | $ | 600 |
|  | June 30, 2023 |
|  |  |  |  |  | Significant |  |  | Significant |  |  |  |  |
|  |  |  |  |  | Other |  |  | Unobservable |  |  |  |  |
|  | Quoted Prices |  |  | Inputs |  |  | Inputs |  |  |  |  |
(dollars in thousands) |  | (Level 1) |  |  | (Level 2) |  |  | (Level 3) |  |  | Total |
Investments carried at fair value on a recurring basis: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in trading securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equities - International |  | $ | 488 |  |  | $ | - |  |  | $ | 290 |  |  | $ | 778 |
Mutual funds - Fixed income |  |  | 11,642 |  |  |  | - |  |  |  | - |  |  |  | 11,642 |
Mutual funds - Global equity |  |  | 785 |  |  |  | - |  |  |  | - |  |  |  | 785 |
Total equity securities |  |  | 12,915 |  |  |  | - |  |  |  | 290 |  |  |  | 13,205 |
Debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total investments in trading securities: |  |  | 12,915 |  |  |  | - |  |  |  | 290 |  |  |  | 13,205 |
Investments in available-for-sale debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities - Convertible debentures |  |  | - |  |  |  | - |  |  |  | 7,008 |  |  |  | 7,008 |
Total investments carried at fair value on a recurring basis: |  | $ | 12,915 |  |  | $ | - |  |  | $ | 7,298 |  |  | $ | 20,213 |
Investments carried at fair value on a nonrecurring basis: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other investments (1) |  | $ | - |  |  | $ | - |  |  | $ | 1,786 |  |  | $ | 1,786 |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] |
Changes in Level 3 Assets Measured at Fair Value on a Recurring Basis |
|  | Year Ended June 30, 2024 |
|  | Investments in |  |  | Investments in |
(dollars in thousands) |  | equity securities |  |  | debt securities |
Beginning Balance |  | $ | 290 |  |  | $ | 7,008 |
Principal repayments |  |  | - |  |  |  | (3,000 | )
Amortization of day one premium |  |  | - |  |  |  | (172 | )
Accretion of bifurcation discount |  |  | - |  |  |  | 507 |
Total gains or losses included in: |  |  |  |  |  |  |  |
Net Investment Income (Loss) |  |  | (290 | ) |  |  | 1,038 |
Other Comprehensive Income (Loss) |  |  | - |  |  |  | (967 | )
Ending Balance |  | $ | - |  |  | $ | 4,414 |
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] |
|  | June 30, 2024 |
(dollars in thousands) |  | Fair Value |  | Principal Valuation Techniques |  | Unobservable Inputs |
Investments in available-for-sale debt securities: |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities - convertible debentures |  | $ | 4,414 |  | Binomial lattice model |  | Volatility |  |  | 95.0 | %
|  |  |  |  |  |  | Credit Spread |  |  | 8.2 | %
|  |  |  |  |  |  | Risk-Free Rate |  |  | 4.1 | %
|  | June 30, 2023 |
(dollars in thousands) |  | Fair Value |  | Principal Valuation Techniques |  | Unobservable Inputs |
Investments in equity securities: |  |  |  |  |  |  |  |  |  |  |
Common share purchase warrants |  | $ | 290 |  | Option pricing model |  | Volatility |  |  | 100.0 | %
|  |  |  |  |  |  | Risk-Free Rate |  |  | 5.0 | %
Investments in available-for-sale debt securities: |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities - convertible debentures |  | $ | 7,008 |  | Binomial lattice model |  | Volatility |  |  | 100.0 | %
|  |  |  |  |  |  | Credit Spread |  |  | 11.5 | %
|  |  |  |  |  |  | Risk-Free Rate |  |  | 4.2 | %
Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block] |
|  | June 30, 2024
(dollars in thousands) |  | Cost |  |  | Unrealized Gains (Losses) |  |  | Fair Value
Trading securities at fair value |  |  |  |  |  |  |  |  |  |  |
Equity securities: |  |  |  |  |  |  |  |  |  |  |
Equities - International |  | $ | 762 |  |  | $ | (327 | ) |  | $ | 435
Equities - Domestic |  |  | 45 |  |  |  | (45 | ) |  |  | -
Mutual funds - Fixed income |  |  | 9,869 |  |  |  | (225 | ) |  |  | 9,644
Mutual funds - Global equity |  |  | 929 |  |  |  | (123 | ) |  |  | 806
Total equity securities at fair value |  |  | 11,605 |  |  |  | (720 | ) |  |  | 10,885
Debt securities: |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | 215 |  |  |  | (7 | ) |  |  | 208
Total trading securities at fair value |  | $ | 11,820 |  |  | $ | (727 | ) |  | $ | 11,093
|  | June 30, 2023
(dollars in thousands) |  | Cost |  |  | Unrealized Gains (Losses) |  |  | Fair Value
Trading securities at fair value |  |  |  |  |  |  |  |  |  |  |
Equity securities: |  |  |  |  |  |  |  |  |  |  |
Equities - International |  | $ | 6,679 |  |  | $ | (5,901 | ) |  | $ | 778
Equities - Domestic |  |  | 45 |  |  |  | (45 | ) |  |  | -
Mutual funds - Fixed income |  |  | 11,947 |  |  |  | (305 | ) |  |  | 11,642
Mutual funds - Global equity |  |  | 930 |  |  |  | (145 | ) |  |  | 785
Total equity securities at fair value |  |  | 19,601 |  |  |  | (6,396 | ) |  |  | 13,205
Debt securities: |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | - |  |  |  | - |  |  |  | -
Total trading securities at fair value |  | $ | 19,601 |  |  | $ | (6,396 | ) |  | $ | 13,205
|  | June 30, 2024 |
(dollars in thousands) |  | Amortized Cost |  |  | Unrealized Gains in Other Comprehensive Income (Loss) |  |  | Unrealized Losses in Other Comprehensive Income (Loss) |  |  | Unrealized Losses in Net Investment Income (Loss) (1) |  |  | Fair Value |  |  | Allowance for Credit Losses |
Available-for-sale debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities - Convertible debentures |  | $ | 6,204 |  |  | $ | 740 |  |  | $ | - |  |  | $ | (2,530 | ) |  | $ | 4,414 |  |  | $ | - |
|  | June 30, 2023 |
(dollars in thousands) |  | Amortized Cost |  |  | Unrealized Gains in Other Comprehensive Income (Loss) |  |  | Unrealized Losses in Other Comprehensive Income (Loss) |  |  | Unrealized Losses in Net Investment Income (Loss) (1) |  |  | Fair Value |  |  | Allowance for Credit Losses |
Available-for-sale debt securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities - Convertible debentures |  | $ | 7,729 |  |  | $ | 1,707 |  |  | $ | - |  |  | $ | (2,428 | ) |  | $ | 7,008 |  |  | $ | - |
|  | June 30, 2024 |
(dollars in thousands) |  | Amortized Cost |  |  | Allowance for Credit Losses |  |  | Net Carrying Amount |  |  | Gross Unrecognized Holding Gains |  |  | Gross Unrecognized Holding Losses |  |  | Fair Value |
Held-to-maturity debt securities (1): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  | $ | 1,000 |  |  | $ | 132 |  |  | $ | 868 |  |  | $ | - |  |  | $ | - |  |  | $ | 868 |
|  | June 30, 2023 |
(dollars in thousands) |  | Amortized Cost |  |  | Allowance for Credit Losses |  |  | Net Carrying Amount |  |  | Gross Unrecognized Holding Gains |  |  | Gross Unrecognized Holding Losses |  |  | Fair Value |
Held-to-maturity debt securities (1): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  | $ | 1,000 |  |  | $ | - |  |  | $ | 1,000 |  |  | $ | - |  |  | $ | (232 | ) |  | $ | 768 |
Schedule of Derivative Instruments [Table Text Block] |
|  | June 30, 2024 |  |  | June 30, 2023 |
|  | Other Assets |  |  | Other Assets |
(dollars in thousands) |  | Investments in available-for-sale debt securities |  |  | Investments in available-for-sale debt securities |
Embedded Derivatives: |  |  |  |  |  |  |  |
Equity price risk exposure |  | $ | 12 |  |  | $ | 114 |
|  | Year Ended June 30, |
|  | 2024 |  |  | 2023 |
|  | Other Income (Loss) |  |  | Other Income (Loss) |
(dollars in thousands) |  | Net Investment Income (Loss) |  |  | Net Investment Income (Loss) |
Embedded Derivatives: |  |  |  |  |  |  |  |
Equity price risk exposure |  | $ | (102 | ) |  | $ | 111 |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table Text Block] |
|  | Year Ended |
(dollars in thousands) |  | June 30, 2024 |
Beginning Balance, prior to adoption of ASU 2016-13 |  | $ | - |
Impact of ASU 2016-13 adoption |  |  | 232 |
Provision for credit losses - reversal (1) |  |  | (100 | )
Ending Balance |  | $ | 132 |
Investments Classified by Contractual Maturity Date [Table Text Block] |
|  | June 30, 2024
|  | Available-for-sale |  |  | Held-to-maturity
|  | debt securities |  |  | debt securities
|  | Convertible |  |  | Due after one year
(dollars in thousands) |  | debentures (1) |  |  | through five years
Amortized Cost |  | $ | 6,204 |  |  | $ | 1,000
Fair Value |  | $ | 4,414 |  |  | $ | 868
Equity Securities without Readily Determinable Fair Value [Table Text Block] |
|  | Year Ended June 30, |
(dollars in thousands) |  | 2024 |  |  | 2023 |
Other Investments |  |  |  |  |  |  |  |
Carrying value |  | $ | 1,687 |  |  | $ | 2,388 |
Upward carrying value changes |  | $ | - |  |  | $ | 14 |
Downward carrying value changes/impairments |  | $ | (1,274 | ) |  | $ | (2,280 | )
Investment Income [Table Text Block] |
|  | Year Ended June 30, |
(dollars in thousands) |  |  | 2024 |  |  |  | 2023 |
Net Investment Income (Loss) |  |  |  |  |  |  |  |
Realized gains (losses) on equity securities |  | $ | (6,845 | ) |  | $ | (453 | )
Realized gains (losses) on debt securities |  |  | 1,140 |  |  |  | 1,664 |
Unrealized gains (losses) on equity securities |  |  | 5,669 |  |  |  | (2,563 | )
Unrealized gains (losses) on debt securities |  |  | (7 | ) |  |  | - |
Unrealized gains (losses) on embedded derivatives |  |  | (102 | ) |  |  | 111 |
Unrealized gains (losses) on cash equivalents |  |  | (1 | ) |  |  | (5 | )
Dividend and interest income |  |  | 2,411 |  |  |  | 1,798 |
Realized foreign currency gains (losses) |  |  | (121 | ) |  |  | (236 | )
Total Net Investment Income (Loss) |  | $ | 2,144 |  |  | $ | 316 |
Unrealized Gain (Loss) on Investments [Table Text Block] |
|  | Year Ended June 30, |
(dollars in thousands) |  |  | 2024 |  |  |  | 2023 |
Unrealized gains and losses for securities held at the reporting date: |  |  |  |  |  |  |  |
Equity securities: |  |  |  |  |  |  |  |
Net gains and losses recognized during the period |  | $ | (1,176 | ) |  |  | (3,016 | )
Less: Net gains and losses recognized during the period on securities sold during the period |  |  | (266 | ) |  |  | (13 | )
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date (1) |  | $ | (910 | ) |  | $ | (3,003 | )
Debt securities classified as trading: |  |  |  |  |  |  |  |
Net gains and losses recognized during the period |  | $ | (7 | ) |  |  | - |
Less: Net gains and losses recognized during the period on securities sold during the period |  |  | - |  |  |  | - |
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date |  | $ | (7 | ) |  | $ | - |

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