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Note 5 - Investment Management and Other Fees (Tables) | 12 Months Ended
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Jun. 30, 2024
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Year Ended June 30, |
(dollars in thousands) |  | 2024 |  |  | 2023 |
ETF advisory fees |  | $ | 9,416 |  |  | $ | 13,174 |
USGIF advisory fees |  |  | 1,882 |  |  |  | 2,256 |
USGIF performance fees earned (paid) |  |  | (429 | ) |  |  | (490 | )
Total Advisory Fees |  |  | 10,869 |  |  |  | 14,940 |
USGIF administrative services fees |  |  | 115 |  |  |  | 134 |
Total Operating Revenue |  | $ | 10,984 |  |  | $ | 15,074 |

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