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v3.26.1

Investments - Amortized Cost and Fair Values of Debt Securities (Details) - USD ($) $ in Thousands | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Amortized cost |  |
Due in one year or less | $ 668,519 |
Due after one year through five years | 1,668,459 |
Due after five years through ten years | 1,672,759 |
Due after ten years | 864,477 |
Total debt securities with single maturity date, amortized cost | 4,874,214 |
Amortized Cost | 5,897,786 | $ 5,944,001
Fair Value |  |
Due in one year or less | 667,328 |
Due after one year through five years | 1,628,072 |
Due after five years through ten years | 1,608,662 |
Due after ten years | 789,550 |
Total debt securities with single maturity date, fair value | 4,693,612 |
Total at end of period | 5,701,058 | 5,791,231
ABS |  |
Amortized cost |  |
Total debt securities without single maturity date, amortized cost | 290,072 |
Amortized Cost | 290,072 | 225,478
Fair Value |  |
Total debt securities without single maturity date, fair value | 288,121 |
Total at end of period | 288,121 | 226,561
RMBS |  |
Amortized cost |  |
Total debt securities without single maturity date, amortized cost | 373,594 |
Amortized Cost | 373,594 | 366,671
Fair Value |  |
Total debt securities without single maturity date, fair value | 361,596 |
Total at end of period | 361,596 | 358,024
CMBS |  |
Amortized cost |  |
Total debt securities without single maturity date, amortized cost | 235,738 |
Amortized Cost | 235,738 | 237,974
Fair Value |  |
Total debt securities without single maturity date, fair value | 233,480 |
Total at end of period | 233,480 | 238,783
CLOs |  |
Amortized cost |  |
Total debt securities without single maturity date, amortized cost | 124,168 |
Amortized Cost | 124,168 | 99,182
Fair Value |  |
Total debt securities without single maturity date, fair value | 124,249 |
Total at end of period | $ 124,249 | $ 99,287

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- Definition This item represents the total debt securities, categorized neither as held-to-maturity nor trading securities, which have a single maturity date, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 320 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477268/942-320-50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 + Details
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 320 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477268/942-320-50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 + Details
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