INCOME TAXES - Total Income Tax Expense (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Disclosure [Abstract]
Statements of earnings	$ 887	$ 974	$ 603
Other comprehensive income (loss):
Unrealized foreign currency translation gains (losses) during period	(6)	160	140
Unrealized gains (losses) on investment securities:
Unrealized holding gains (losses) on investment securities during period	(489)	(265)	520
Reclassification adjustment for realized (gains) losses on investment securities included in net earnings	(1)	(41)	(35)
Unrealized gains (losses) on derivatives during period	2	1	1
Effect of changes in discount rate assumptions during period	1,603	1,214	(122)
Pension liability adjustment during period	21	5	7
Total income tax expense (benefit) related to items of other comprehensive income (loss)	1,130	1,074	511
Total income taxes	$ 2,017	$ 2,048	$ 1,114