Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2026	Jan. 31, 2025
Statement of Comprehensive Income [Abstract]
Net earnings	$ 545	$ 565
Change in unrealized components of available-for-sale debt securities:
Unrealized gains arising during the period	1	4
Change in unrealized components of cash flow hedges:
Unrealized (losses) gains arising during the period	(253)	332
Losses (gains) reclassified into earnings	7	(43)
Change in unrealized components of cash flow hedges	(246)	289
Change in unrealized components of defined benefit plans:
Unrealized (losses) gains arising during the period	(34)	1
Amortization of actuarial loss and prior service benefit	4	5
Curtailments, settlements and other	3	(1)
Change in unrealized components of defined benefit plans	(27)	5
Change in cumulative translation adjustment	18	(13)
Other comprehensive (loss) income before taxes	(254)	285
Benefit from (provision for) taxes	57	(55)
Other comprehensive (loss) income, net of taxes	(197)	230
Comprehensive income	$ 348	$ 795