Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net earnings	$ 165	$ 219	$ 622	$ 1,640
Net unrealized gains (losses) on securities:
Unrealized holding losses on securities arising during the period	(231)	(29)	(698)	(177)
Reclassification adjustment for realized (gains) losses included in net earnings	3	2	8	(16)
Reclassification adjustment for unrealized gains of subsidiaries sold	0	0	0	(884)
Total net unrealized losses on securities	(228)	(27)	(690)	(1,077)
Net unrealized losses on cash flow hedges:
Unrealized holding gains (losses) on cash flow hedges arising during the period	(21)	0	(27)	(1)
Reclassification adjustment for investment income included in net earnings	0	0	(2)	(11)
Reclassification adjustment for unrealized gains on cash flow hedges of subsidiaries sold	0	0	0	(29)
Total net unrealized losses on cash flow hedges	(21)	0	(29)	(41)
Foreign currency translation adjustments	(5)	(3)	(2)	(3)
Pension and other postretirement plans adjustments (“OPRP”):
Unrealized holding losses on pension and OPRP arising during the period	0	0	0	(1)
Reclassification adjustment for pension settlement loss included in net earnings	0	0	0	9
Total pension and OPRP adjustments	0	0	0	8
Other comprehensive loss, net of tax	(254)	(30)	(721)	(1,113)
Comprehensive income (loss)	$ (89)	$ 189	$ (99)	$ 527