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Income Taxes - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |
Excise tax expense | $ 16,795 | $ 1,386 | $ 2,438
Non-deductible offering costs | 200 | 200 | 0
Dividends declared | 504,787 | 482,434 | $ 295,792
Dividends, Ordinary Income |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |
Dividends declared | 456,800 | 470,000 |
Dividends, Capital Gains |  |  |
Investments, Owned, Federal Income Tax Note [Line Items] |  |  |
Dividends declared | $ 47,900 | $ 12,400 |

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