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Note 11 - Long-Term Incentive Compensation (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Share-Based Payment Arrangement, Activity [Table Text Block] |
|  | Three months ended |  |  | Nine months ended |
|  | September 30, 2025 |  |  | September 30, 2025 |
Restricted stock |  | $ | 2.8 |  |  | $ | 99.3 |
Mutual fund awards |  |  | 0.4 |  |  |  | 74.8 |
Total |  | $ | 3.2 |  |  | $ | 174.1 |

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