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Investments - Estimated Fair Value Of Investments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fixed maturity securities:
Due in one year or less	$ 306,970
Due after one year through five years	935,982
Due after five years through ten years	888,429
Due after ten years	2,187,955
Total	$ 4,319,336	$ 4,088,311

X

- Definition

Debt Securities, Trading, Fair Value, Fiscal Year Maturity

+ References

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- Definition

Trading securities debt maturities after ten years fair value.

+ References

No definition available.

+ Details

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X

- Definition

Trading securities debt maturities after five through ten years fair value.

+ References

No definition available.

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- Definition

Trading securities debt maturities after one through five years fair value.

+ References

No definition available.

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- Definition

Trading securities debt maturities within one year fair value.

+ References

No definition available.

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481830/320-10-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483467/210-10-45-1

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