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Schedule II - Condensed Financial Information of Registrant - Condensed Balance Sheets (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Assets |  |  |
Total investments available for sale | $ 4,741,625 | $ 4,962,887 |
Other invested assets | 257,941 | 170,472 |
Cash | 81,240 | 81,491 |
Other assets | 104,489 | 49,712 |
Total assets | 5,723,797 | 5,722,174 |
Liabilities |  |  |
Credit facility borrowings (at carrying value, less unamortized deferred costs of $4,136 in 2022 and $5,177 in 2021) | 420,864 | 419,823 |
Other accrued liabilities | 104,463 | 99,753 |
Total liabilities | 1,261,488 | 1,486,060 |
Commitments and contingencies |  |  |
Stockholders' Equity |  |  |
Common shares | 1,615 | 1,641 |
Additional paid-in capital | 1,350,377 | 1,428,952 |
Accumulated other comprehensive (loss) income | (382,790) | 50,707 |
Retained earnings | 3,493,107 | 2,754,814 |
Total stockholders' equity | 4,462,309 | 4,236,114 | $ 3,862,633
Total liabilities and stockholders' equity | 5,723,797 | 5,722,174 |
Amortized cost | 5,184,856 | 4,897,607 |
Unamortized deferred costs | 4,136 | 5,177 |
Fixed maturities |  |  |
Assets |  |  |
Total investments available for sale | 4,489,598 | 4,649,800 |
Stockholders' Equity |  |  |
Amortized cost | 4,932,574 | 4,584,521 |
Short-term investments |  |  |
Assets |  |  |
Total investments available for sale | 252,027 | 313,087 |
Stockholders' Equity |  |  |
Amortized cost | 252,282 | 313,086 |
Parent Company |  |  |
Assets |  |  |
Total investments available for sale | 294,340 | 519,203 |
Other invested assets | 2,166 | 0 |
Cash | 6,160 | 10,073 |
Due from affiliates | 840 | 837 |
Investment in consolidated subsidiaries | 4,577,128 | 4,123,426 |
Other assets | 5,834 | 7,537 |
Total assets | 4,886,468 | 4,661,076 |
Liabilities |  |  |
Due to affiliates | 752 | 940 |
Credit facility borrowings (at carrying value, less unamortized deferred costs of $4,136 in 2022 and $5,177 in 2021) | 420,864 | 419,823 |
Other accrued liabilities | 2,543 | 4,199 |
Total liabilities | 424,159 | 424,962 |
Commitments and contingencies |  |  |
Stockholders' Equity |  |  |
Common shares | 1,615 | 1,641 |
Additional paid-in capital | 1,350,377 | 1,428,952 |
Accumulated other comprehensive (loss) income | (382,790) | 50,707 |
Retained earnings | 3,493,107 | 2,754,814 |
Total stockholders' equity | 4,462,309 | 4,236,114 |
Total liabilities and stockholders' equity | 4,886,468 | 4,661,076 |
Unamortized deferred costs | 4,136 | 5,177 |
Parent Company | Fixed maturities |  |  |
Assets |  |  |
Total investments available for sale | 226,718 | 356,592 |
Stockholders' Equity |  |  |
Amortized cost | 249,284 | 355,700 |
Parent Company | Short-term investments |  |  |
Assets |  |  |
Total investments available for sale | 67,622 | 162,611 |
Stockholders' Equity |  |  |
Amortized cost | $ 67,783 | $ 162,610 |

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