INCOME TAXES - Total Income Tax Expense (Detail) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Statements of earnings	$ 380	$ 297	$ 301	$ 350	$ 372	$ 368	$ 428	$ 372	$ 1,329	$ 1,540	$ 1,658
Other comprehensive income (loss):
Unrealized foreign currency translation gains (losses) during period									16	(419)	253
Unrealized gains (losses) on investment securities:
Unrealized holding gains (losses) on investment securities during period									(931)	2,237	(904)
Reclassification adjustment for realized (gains) losses on investment securities included in net earnings									21	19	19
Unrealized gains (losses) on derivatives during period									0	(3)	(4)
Pension liability adjustment during period									(7)	(31)	55
Total income tax expense (benefit) related to items of other comprehensive income (loss)									(901)	1,803	(581)
Additional paid-in capital (exercise of stock options)									4	(7)	(8)
Total income taxes									$ 432	$ 3,336	$ 1,069