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v3.23.1

Premiums and Reinsurance Related Information (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Written premiums: |  |  |  |
Written premiums, direct | $ 2,738,754 | $ 2,542,336 |  |
Written premiums, assumed | 310,563 | 317,500 |  |
Written premiums, ceded | (474,493) | (446,582) |  |
Total net premiums written | 2,574,824 | 2,413,254 |  |
Earned premiums: |  |  |  |
Earned premiums, direct | 2,667,063 | 2,404,597 |  |
Earned premiums, assumed | 295,230 | 292,373 |  |
Earned premiums, ceded | (470,861) | (447,883) |  |
Net premiums earned | 2,491,432 | 2,249,087 |  |
Ceded losses and loss expenses incurred | 315,476 | 243,294 |  |
Ceded commissions earned | 118,418 | 117,445 |  |
Cumulative effect adjustment resulting from changes in accounting principles | $ 8,703 | $ 7,655 | $ 8,064 | $ 7,713

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