Revision of Prior Period Financial Statements - Revised Consolidated Condensed Statements of Earnings (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended						6 Months Ended		9 Months Ended
	Jul. 31, 2023	Apr. 30, 2023	Jan. 31, 2023	Jul. 31, 2022	Apr. 30, 2022	Jan. 31, 2022	Apr. 30, 2023	Apr. 30, 2022	Jul. 31, 2023	Jul. 31, 2022
Revised Consolidated Statements of Earnings [Line Items]
Net revenue	$ 13,196	$ 12,907	$ 13,798	$ 14,648	$ 16,475	$ 17,013	$ 26,705	$ 33,488	$ 39,901	$ 48,136
Cost of revenue	10,374	9,993	11,011	11,764	13,178	13,622	21,004	26,800	31,378	38,564
Research and development	354		403	368	425	478		903	1,167	1,271
Restructuring and other charges	75			13	67			135	416	148
Total costs and expenses	12,244	12,160	13,055	13,392	15,218	15,708	25,215	30,926	37,459	44,318
Earnings from operations	952	747	743	1,256	1,257	1,305	1,490	2,562	2,442	3,818
Interest and other, net	(16)		(181)	(70)	(41)	(30)		(71)	(357)	(141)
Earnings before taxes	936	587	562	1,186	1,216	1,275	1,149	2,491	2,085	3,677
(Provision for) benefit from taxes	(170)	467	(93)	(64)	(235)	(223)	374	(458)	204	(522)
Net earnings	$ 766	$ 1,054	$ 469	$ 1,122	$ 981	$ 1,052	$ 1,523	$ 2,033	$ 2,289	$ 3,155
Basic earnings per share (usd per share)	$ 0.77	$ 1.06	$ 0.47	$ 1.10	$ 0.93	$ 0.97	$ 1.54	$ 1.91	$ 2.31	$ 3.00
Diluted earnings per share (usd per share)	$ 0.76	$ 1.06	$ 0.47	$ 1.08	$ 0.92	$ 0.96	$ 1.53	$ 1.89	$ 2.29	$ 2.97
As reported
Revised Consolidated Statements of Earnings [Line Items]
Net revenue		$ 12,913	$ 13,828	$ 14,664	$ 16,490	$ 17,028	$ 26,741	$ 33,518		$ 48,182
Cost of revenue		9,984	11,019		13,157	13,643	21,003	26,800
Research and development			403	368	425	418		843		1,211
Restructuring and other charges				13	82			150		163
Total costs and expenses		12,151	13,063	13,392	15,212	15,669	25,214	30,881		44,273
Earnings from operations		762	765	1,272	1,278	1,359	1,527	2,637		3,909
Interest and other, net			(181)		(39)	(32)		(71)
Earnings before taxes		602	584	1,202	1,239	1,327	1,186	2,566		3,768
(Provision for) benefit from taxes		464	(97)	(83)	(239)	(241)	367	(480)		(563)
Net earnings		$ 1,066	$ 487	$ 1,119	$ 1,000	$ 1,086	$ 1,553	$ 2,086		$ 3,205
Basic earnings per share (usd per share)		$ 1.08	$ 0.49	$ 1.09	$ 0.95	$ 1.00	$ 1.57	$ 1.96		$ 3.05
Diluted earnings per share (usd per share)		$ 1.07	$ 0.49	$ 1.08	$ 0.94	$ 0.99	$ 1.56	$ 1.94		$ 3.01
Adjustment
Revised Consolidated Statements of Earnings [Line Items]
Net revenue		$ (6)	$ (30)	$ (16)	$ (15)	$ (15)	$ (36)	$ (30)		$ (46)
Cost of revenue		9	(8)		21	(21)	1	0
Research and development			0	0	0	60		60		60
Restructuring and other charges				0	(15)			(15)		(15)
Total costs and expenses		9	(8)	0	6	39	1	45		45
Earnings from operations		(15)	(22)	(16)	(21)	(54)	(37)	(75)		(91)
Interest and other, net			0		(2)	2		0
Earnings before taxes		(15)	(22)	(16)	(23)	(52)	(37)	(75)		(91)
(Provision for) benefit from taxes		3	4	19	4	18	7	22		41
Net earnings		$ (12)	$ (18)	$ 3	$ (19)	$ (34)	$ (30)	$ (53)		$ (50)
Basic earnings per share (usd per share)		$ (0.02)	$ (0.02)	$ 0.01	$ (0.02)	$ (0.03)	$ (0.03)	$ (0.05)		$ (0.05)
Diluted earnings per share (usd per share)		$ (0.01)	$ (0.02)	$ 0	$ (0.02)	$ (0.03)	$ (0.03)	$ (0.05)		$ (0.04)