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v3.25.3

Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands | Sep. 30, 2025 | Jun. 30, 2025
--- | --- | ---
Accounts and other receivables, allowance for credit loss | $ 0 |  | $ 0
Receivable for investment principal repayments, allowance for credit losses | 0 |  | 0
Investments in available-for-sale debt securities, amortized cost | 3,334 | [1] | 3,993
Investments in available-for-sale debt securities, allowance for credit loss | $ 0 |  | $ 0
Treasury shares (in shares) | 3,036,087 |  | 2,884,312
Common Class A [Member] |  |  |
Common Stock, Par value (in dollars per share) | $ 0.025 |  | $ 0.025
Common Stock, Shares Authorized (in shares) | 28,000,000 |  | 28,000,000
Common Stock, Shares, Issued (in shares) | 13,866,999 |  | 13,866,999
Common Stock, Shares, Outstanding (in shares) | 10,830,912 |  | 10,982,687
Common Class B [Member] |  |  |
Common Stock, Par value (in dollars per share) | $ 0.025 |  | $ 0.025
Common Stock, Shares Authorized (in shares) | 4,500,000 |  | 4,500,000
Common Stock, Shares, Issued (in shares) | 0 |  | 0
Common Class C [Member] |  |  |
Common Stock, Par value (in dollars per share) | $ 0.025 |  | $ 0.025
Common Stock, Shares Authorized (in shares) | 3,500,000 |  | 3,500,000
Common Stock, Shares, Issued (in shares) | 2,068,549 |  | 2,068,549
Common Stock, Shares, Outstanding (in shares) | 2,068,549 |  | 2,068,549
[1] | Principal payments of $750,000 are due quarterly with a final maturity in January 2026.

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