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v3.23.1

Note 2 - Investments - Securities Measured and Carried at Fair Value on Recurring Basis With Significant Unobservable Inputs (Details) $ in Thousands | Dec. 31, 2022 USD ($) | Jun. 30, 2022 USD ($)
--- | --- | ---
Investments in equity securities | $ 13,264 |  | $ 14,300
Investments in debt securities | $ 8,127 | [1] | $ 10,625
Measurement Input, Price Volatility [Member] |  |  |
Investments in equity securities, unobservable inputs | 0.958 |  |
Investments in debt securities, unobservable input | 1.051 |  |
Measurement Input, Discount Rate [Member] |  |  |
Investments in debt securities, unobservable input | 0.158 |  |
Valuation Technique, Option Pricing Model [Member] |  |  |
Investments in equity securities | $ 26 |  |
Valuation Technique, Binomial Lattice Model [Member] |  |  |
Investments in debt securities | $ 8,127 |  |
[1] | Principal payments of $750,000 are due quarterly with a final maturity date in January 2026.

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