Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2022

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Changes in the Components of AOCI

Changes in the components of AOCI were as follows:

	For the Years Ended December 31,
(In millions)	2022		2021		2020
Securities and Derivatives
Beginning balance	$	685	$	900	$	975
Unrealized (depreciation) appreciation on securities and derivatives	(1,528)		(230)		776
Tax benefit (expense)	310		31		(150)
Net unrealized (depreciation) appreciation on securities and derivatives	(1,218)		(199)		626
Reclassification adjustment for losses (gains) included in Shareholders' net income (Gain on sale of businesses)	172		—		(862)
Reclassification adjustment for losses (gains) included in Shareholders' net income (Net realized investment (losses) gains)	52		(21)		(26)
Reclassification adjustment for tax (benefit) expense included in Shareholders' net income	(11)		5		187
Net losses (gains) reclassified from AOCI to Shareholders' net income	213		(16)		(701)
Other comprehensive (loss), net of tax	(1,005)		(215)		(75)
Ending balance	$	(320)	$	685	$	900
Translation of foreign currencies
Beginning balance	$	(233)	$	(15)	$	(275)
Translation of foreign currencies	(282)		(213)		232
Tax (expense) benefit	(33)		(19)		12
Net translation of foreign currencies	(315)		(232)		244
Reclassification adjustment for losses included in Net income (Gain on sale of businesses)	358		—		11
Reclassification adjustment for tax expense (benefit) included in Net income	29		—		(3)
Net translation losses reclassified from AOCI to Net income	387		—		8
Other comprehensive income (loss), net of tax	72		(232)		252
Less: Net translation (loss) on foreign currencies attributable to noncontrolling interests	(2)		(14)		(8)
Shareholders' other comprehensive income (loss), net of tax	74		(218)		260
Ending balance	$	(159)	$	(233)	$	(15)
Postretirement benefits liability
Beginning balance	$	(1,336)	$	(1,746)	$	(1,641)
Reclassification adjustment for amortization of net prior actuarial losses and prior service costs (Interest expense and other)	65		85		70
Reclassification adjustment for (gains) included in Shareholders' net income (Gain on sale of businesses)	(1)		—		—
Reclassification adjustment for settlement (Interest expense and other)	—		4		—
Reclassification adjustment for tax (benefit) included in Shareholders' net income	(16)		(21)		(17)
Net adjustments reclassified from AOCI to Shareholders' net income	48		68		53
Valuation update	487		448		(206)
Tax (expense) benefit	(115)		(106)		48
Net change due to valuation update	372		342		(158)
Other comprehensive income (loss), net of tax	420		410		(105)
Ending balance	$	(916)	$	(1,336)	$	(1,746)
Total Accumulated other comprehensive loss
Beginning balance	$	(884)	$	(861)	$	(941)
Shareholders' other comprehensive (loss) income, net of tax	(511)		(23)		80
Ending balance	$	(1,395)	$	(884)	$	(861)