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Note 16 - Financial Information by Business Segment - Total Revenues and Income by Business Segment (Details) - USD ($) | 12 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023
Revenue from Contract with Customer, Including Assessed Tax | $ 10,984,000 | $ 15,074,000
Investment Income, Net | 2,144,000 | 316,000
Other income (loss) | 251,000 | 242,000
Income (loss) before income taxes | 1,915,000 | 4,083,000
Depreciation, Depletion and Amortization, Nonproduction | 196,000 | 243,000
Gross identifiable assets | 50,130,000 | 53,753,000
Deferred tax asset | 1,833,000 | 1,920,000
Consolidated total assets | 51,963,000 | 55,673,000
Investment Management Services [Member] |  |
Revenue from Contract with Customer, Including Assessed Tax | 10,984,000 | 15,074,000
Investment Income, Net | 0 | 0
Other income (loss) | 251,000 | 242,000
Income (loss) before income taxes | (130,000) | 3,868,000
Depreciation, Depletion and Amortization, Nonproduction | 196,000 | 243,000
Gross identifiable assets | 27,494,000 | 25,918,000
Corporate Investments [Member] |  |
Revenue from Contract with Customer, Including Assessed Tax | 0 | 0
Investment Income, Net | 2,144,000 | 316,000
Other income (loss) | 0 | 0
Income (loss) before income taxes | 2,045,000 | 215,000
Depreciation, Depletion and Amortization, Nonproduction | 0 | 0
Gross identifiable assets | $ 22,636,000 | $ 27,835,000

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