Consolidated Condensed Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2025	Jan. 31, 2024
Statement of Comprehensive Income [Abstract]
Net earnings	$ 565	$ 622
Change in unrealized components of available-for-sale debt securities:
Unrealized gains arising during the period	4	4
Change in unrealized components of cash flow hedges:
Unrealized gains (losses) arising during the period	332	(162)
Gains reclassified into earnings	(43)	(159)
Change in unrealized components of cash flow hedges	289	(321)
Change in unrealized components of defined benefit plans:
Unrealized gains (losses) arising during the period	1	(10)
Amortization of actuarial loss and prior service benefit	5	2
Curtailments, settlements and other	(1)	0
Change in unrealized components of defined benefit plans	5	(8)
Change in cumulative translation adjustment	(13)	20
Other comprehensive income (loss) before taxes	285	(305)
(Provision for) benefit from taxes	(55)	70
Other comprehensive income (loss), net of taxes	230	(235)
Comprehensive income	$ 795	$ 387