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Reinsurance - Summary of Effects of Reinsurance (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Written premiums |  |  |  |
Direct | $ 255.0 | $ 240.2 | $ 443.6 | $ 425.9
Assumed | 2.6 | 4.6 | 8.8 | 8.3
Gross | 257.6 | 244.8 | 452.4 | 434.2
Ceded | (163.8) | (213.6) | (249.7) | (381.7)
Net | 93.8 | 31.2 | 202.7 | 52.5
Earned premiums |  |  |  |
Direct | 208.3 | 185.4 | 410.8 | 349.5
Assumed | 3.9 | 1.9 | 8.1 | 2.8
Gross | 212.2 | 187.3 | 418.9 | 352.3
Ceded | (147.8) | (165.0) | (294.0) | (316.2)
Net | 64.4 | 22.3 | 124.9 | 36.1
Loss and LAE incurred |  |  |  |
Direct | 119.2 | 196.0 | 236.5 | 320.7
Assumed | 4.0 | 4.0 | 7.9 | 5.6
Gross | 123.2 | 200.0 | 244.4 | 326.3
Ceded | (62.8) | (123.3) | (131.4) | (211.9)
Net | $ 60.4 | $ 76.7 | $ 113.0 | $ 114.4

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