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Fixed Maturity Securities in an Unrealized Loss Position (Non-Investment Grade Fixed Maturity Securities) (Details) - External Credit Rating, Noninvestment Grade $ in Thousands | Dec. 31, 2024 USD ($)
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Foreign government |
Debt Securities, Available-for-sale [Line Items] |
Number of Securities | 50
Aggregate Fair Value | $ 138,388
Gross Unrealized Loss | $ 157,424
Corporate |
Debt Securities, Available-for-sale [Line Items] |
Number of Securities | 19
Aggregate Fair Value | $ 50,525
Gross Unrealized Loss | $ 2,922
State and municipal |
Debt Securities, Available-for-sale [Line Items] |
Number of Securities | 6
Aggregate Fair Value | $ 28,150
Gross Unrealized Loss | $ 1,921
Mortgage- Backed |
Debt Securities, Available-for-sale [Line Items] |
Number of Securities | 17
Aggregate Fair Value | $ 3,684
Gross Unrealized Loss | $ 206
Asset-backed |
Debt Securities, Available-for-sale [Line Items] |
Number of Securities | 1
Aggregate Fair Value | $ 9
Gross Unrealized Loss | $ 1
Debt Securities |
Debt Securities, Available-for-sale [Line Items] |
Number of Securities | 93
Aggregate Fair Value | $ 220,756
Gross Unrealized Loss | $ 162,474

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