A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.

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- Definition

Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest.

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Comprehensive Income (Loss) - Schedule of Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			$ 3,120,076
OCI before reclassifications			106,582
Amounts reclassified from AOCI			(379)
Other comprehensive income (loss)	$ 41,426	$ (7,749)	106,203	$ (19,720)
End of period	3,369,379	2,922,691	3,369,379	2,922,691
Total AOCI
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period	(272,068)	(384,972)	(336,845)	(373,001)
Other comprehensive income (loss)	41,426	(7,749)	106,203	(19,720)
End of period	(230,642)	$ (392,721)	(230,642)	$ (392,721)
Investments Subtotal
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			(250,263)
OCI before reclassifications			106,582
Amounts reclassified from AOCI			(1,757)
Other comprehensive income (loss)			104,825
End of period	(145,438)		(145,438)
Credit Loss Related
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			(72,206)
OCI before reclassifications			18,793
Amounts reclassified from AOCI			(1,198)
Other comprehensive income (loss)			17,595
End of period	(54,611)		(54,611)
All Other
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			(178,057)
OCI before reclassifications			87,789
Amounts reclassified from AOCI			(559)
Other comprehensive income (loss)			87,230
End of period	(90,827)		(90,827)
Defined Benefit Pension and Post-Retirement Plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			(86,582)
OCI before reclassifications			0
Amounts reclassified from AOCI			1,378
Other comprehensive income (loss)			1,378
End of period	$ (85,204)		$ (85,204)