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Income Taxes (Tables) | 3 Months Ended
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Mar. 31, 2025
Income Tax Disclosure [Abstract] |
Schedule of Taxable Income And Taxable Net Realized Gains (Losses) | Taxable income and taxable net realized gains (losses) for the three months ended March 31, 2025 and 2024 appears as follows:
(in millions, except per share data) |  | Three Months Ended March 31, |  |
|  | 2025 | 2024 |  |  |
Taxable income |  | $ | 73.2 |  | $ | 78.3 |  |  |  |
Taxable income per share |  | $ | 0.43 |  | $ | 0.50 |  |  |  |
Taxable net realized gains (losses) |  | $ | 3.5 |  | $ | 5.9 |  |  |  |
Taxable net realized gains (losses) per share |  | $ | 0.02 |  | $ | 0.04 |  |  |  |
Weighted average shares outstanding |  | 171.5 |  | 157.4 |  |  |  |
Schedule of Aggregate Unrealized Appreciation And Depreciation of Investment Over Federal Income Tax | The aggregate gross unrealized appreciation (depreciation) of the Company’s investment over cost for U.S. federal income tax purposes appears as follows:
(in millions) | March 31, 2025 |  | December 31, 2024
Aggregate gross unrealized appreciation | $ | 110.7 |  |  | $ | 108.4 |
Aggregate gross unrealized depreciation | 181.0 |  |  | 156.5 |
Net unrealized appreciation (depreciation) over cost for U.S. federal income tax purposes | (70.3) |  |  | (48.1) |
Aggregate cost of securities for U.S. federal income tax purposes (in billions) | 4.0 |  |  | 3.7 |

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