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v3.22.2.2

Third-Party Reinsurance - Effects of Reinsurance (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Earned premiums: |  |  |  |
Net earned premiums | $ 353.2 | $ 220.1 | $ 783.8 | $ 455.4
Ark |  |  |  |
Written premiums: |  |  |  |
Gross | 215.5 | 162.4 | 1,252.5 | 895.0
Ceded | (22.9) | (41.5) | (246.0) | (169.5)
Net written premiums | 192.6 | 120.9 | 1,006.5 | 725.5
Earned premiums: |  |  |  |
Gross | 454.9 | 284.5 | 966.6 | 622.0
Ceded | (108.8) | (71.1) | (208.8) | (186.2)
Net earned premiums | 346.1 | 213.4 | 757.8 | 435.8
Losses and loss adjustment expenses: |  |  |  |
Gross | 391.4 | 193.5 | 712.9 | 372.7
Ceded | (177.7) | (64.3) | (256.7) | (124.9)
Net losses and loss adjustment expenses | $ 213.7 | $ 129.2 | $ 456.2 | $ 247.8

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