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Debt - Schedule of the Change in Debt under the Kudu Facility (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Debt Instrument |  |  |
Beginning balance | $ 575.2 |  |
Borrowings | 12.4 | $ 213.8 | $ 401.7
Repayments | (25.7) | (56.7) | (120.1)
Ending balance | 564.6 | 575.2 |
Kudu Credit Facility |  |  |
Debt Instrument |  |  |
Beginning balance | 208.3 |  |
Ending balance | 203.8 | 208.3 |
Kudu Credit Facility | Secured Debt |  |  |
Debt Instrument |  |  |
Beginning balance | 215.2 | 225.4 | 0.0
Borrowings | 12.0 | 35.0 | 232.0
Repayments | (16.9) | (45.2) | (6.6)
Ending balance | $ 210.3 | $ 215.2 | $ 225.4

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