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SCHEDULE I - SUMMARY OF INVESTMENTS - OTHER THAN INVESTMENTS IN RELATED PARTIES (Details) $ in Thousands | Dec. 31, 2024 USD ($)
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SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Fair value | $ 14,587,300
Amount shown on the balance sheet | 15,042,062
Fixed maturities |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 12,419,905
Fair value | 12,152,753
Amount shown on the balance sheet | 12,152,753
Fixed maturities | U.S. government and agency |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 2,830,111
Fair value | 2,802,986
Amount shown on the balance sheet | 2,802,986
Fixed maturities | Non-U.S. government |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 753,315
Fair value | 729,939
Amount shown on the balance sheet | 729,939
Fixed maturities | Corporate debt |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 4,941,510
Fair value | 4,842,190
Amount shown on the balance sheet | 4,842,190
Fixed maturities | Agency RMBS |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 1,245,681
Fair value | 1,184,845
Amount shown on the balance sheet | 1,184,845
Fixed maturities | CMBS |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 852,534
Fair value | 819,608
Amount shown on the balance sheet | 819,608
Fixed maturities | Non-agency RMBS |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 132,116
Fair value | 122,536
Amount shown on the balance sheet | 122,536
Fixed maturities | ABS |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 1,547,350
Fair value | 1,539,832
Amount shown on the balance sheet | 1,539,832
Fixed maturities | Municipals |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 117,288
Fair value | 110,817
Amount shown on the balance sheet | 110,817
Fixed maturities, held to maturity, at amortized cost |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 443,400
Fair value | 436,751
Amount shown on the balance sheet | 443,400
Fixed maturities, held to maturity, at amortized cost | Corporate debt |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 122,706
Fair value | 115,617
Amount shown on the balance sheet | 122,706
Fixed maturities, held to maturity, at amortized cost | ABS |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Amortized cost | 320,694
Fair value | 321,134
Amount shown on the balance sheet | 320,694
Mortgage loans |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Fair value | 505,697
Amount shown on the balance sheet | 505,697
Short-term investments |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Fair value | 223,666
Amount shown on the balance sheet | 223,666
Equity securities |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Fair value | 579,274
Amount shown on the balance sheet | 579,274
Other investments, at fair value |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Fair value | 689,159
Amount shown on the balance sheet | 930,278
Equity method investments |
SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties [Line Items] |
Fair value | 0
Amount shown on the balance sheet | $ 206,994

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