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SCHEDULE IV - REINSURANCE (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Premiums earned |  |  |
Gross Amount | $ 15.8 | $ 28.7 | $ 28.6
Assumed | 15.9 | 2.5 | 4.7
Net earned premiums | 1,691.6 | 1,440.9 | 1,076.7
P&C Insurance and Reinsurance (Ark/WM Outrigger) |  |  |
Premiums earned |  |  |
Gross Amount | 1,004.2 | 848.1 | 655.5
Ceded | (504.6) | (364.0) | (280.8)
Assumed | 1,088.2 | 925.6 | 668.7
Net earned premiums | $ 1,587.8 | $ 1,409.7 | $ 1,043.4
Percentage of Amount Assumed to Net | 68.50% | 65.70% | 64.10%
Financial Guarantee (HG Global) |  |  |
Premiums earned |  |  |
Gross Amount | $ 15.8 | $ 28.7 | $ 28.6
Ceded | 0.0 | 0.0 | 0.0
Assumed | 15.9 | 2.5 | 4.7
Net earned premiums | $ 31.7 | $ 31.2 | $ 33.3
Percentage of Amount Assumed to Net | 50.20% | 8.00% | 14.10%
Bamboo Captive |  |  |
Premiums earned |  |  |
Gross Amount | $ 0.0 |  |
Ceded | (4.0) |  |
Assumed | 43.4 |  |
Net earned premiums | $ 39.4 |  |
Percentage of Amount Assumed to Net | 110.20% |  |
Bamboo CRV |  |  |
Premiums earned |  |  |
Gross Amount | $ 0.0 |  |
Ceded | 0.0 |  |
Assumed | 32.7 |  |
Net earned premiums | $ 32.7 |  |
Percentage of Amount Assumed to Net | 100.00% |  |

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