Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net earnings	$ 167	$ 1,002	$ 457	$ 1,421
Net unrealized gains (losses) on securities:
Unrealized holding gains (losses) on securities arising during the period	(225)	133	(472)	(148)
Reclassification adjustment for realized (gains) losses included in net earnings	8	(7)	10	(18)
Reclassification adjustment for unrealized gains of subsidiaries sold	0	(884)	0	(884)
Total net unrealized losses on securities	(217)	(758)	(462)	(1,050)
Net unrealized gains (losses) on cash flow hedges:
Unrealized holding gains (losses) on cash flow hedges arising during the period	(2)	6	(6)	(1)
Reclassification adjustment for investment income included in net earnings	(2)	(4)	(2)	(11)
Reclassification adjustment for unrealized gains on cash flow hedges of subsidiaries sold	0	(29)	0	(29)
Total net unrealized losses on cash flow hedges	(4)	(27)	(8)	(41)
Foreign currency translation adjustments	4	0	3	0
Pension and other postretirement plans adjustments (“OPRP”):
Unrealized holding losses on pension and OPRP arising during the period	0	(1)	0	(1)
Reclassification adjustment for pension settlement loss included in net earnings	0	9	0	9
Total pension and OPRP adjustments	0	8	0	8
Other comprehensive loss, net of tax	(217)	(777)	(467)	(1,083)
Comprehensive income (loss)	$ (50)	$ 225	$ (10)	$ 338