Consolidated Condensed Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Statement of Comprehensive Income [Abstract]
Net earnings	$ 487	$ 1,086
Change in unrealized components of available-for-sale debt securities:
Unrealized gains (losses) arising during the period	4	(2)
Change in unrealized components of cash flow hedges:
Unrealized (losses) gains arising during the period	(623)	299
Gains reclassified into earnings	(334)	(44)
Change in unrealized components of cash flow hedges	(957)	255
Change in unrealized components of defined benefit plans:
(Losses) gains arising during the period	(38)	21
Amortization of actuarial loss and prior service benefit	0	6
Curtailments, settlements and other	1	0
Change in unrealized components of defined benefit plans	(37)	27
Change in cumulative translation adjustment	29	(10)
Other comprehensive (loss) income before taxes	(961)	270
Benefit from (provision for) taxes	192	(26)
Other comprehensive (loss) income, net of taxes	(769)	244
Comprehensive (loss) income	$ (282)	$ 1,330