Consolidated Condensed Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Statement of Comprehensive Income [Abstract]
Net earnings	$ 622	$ 469
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 losses arising during the period	(162)	(623)
Gains reclassified into earnings	(159)	(334)
Change in unrealized components of cash flow hedges	(321)	(957)
Change in unrealized components of defined benefit plans:
Losses arising during the period	(10)	(1)
Amortization of actuarial loss and prior service benefit	2	0
Curtailments, settlements and other	0	1
Change in unrealized components of defined benefit plans	(8)	0
Change in cumulative translation adjustment	20	29
Other comprehensive loss before taxes	(305)	(924)
Benefit from taxes	70	183
Other comprehensive loss, net of taxes	(235)	(741)
Comprehensive income (loss)	$ 387	$ (272)