Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net earnings	$ 242	$ 212
Net unrealized gains (losses) on securities:
Unrealized holding gains (losses) on securities arising during the period	5	61
Reclassification adjustment for realized (gains) losses included in net earnings	4	23
Total net unrealized gains (losses) on securities	9	84
Net unrealized gains (losses) on cash flow hedges:
Unrealized holding gains (losses) on cash flow hedges arising during the period	(10)	4
Reclassification adjustment for investment income included in net earnings	5	4
Total net unrealized gains (losses) on cash flow hedges	(5)	8
Foreign currency translation adjustments	0	0
Other comprehensive income, net of tax	4	92
Comprehensive income	$ 246	$ 304