v3.25.2
Segment Information - Reconciliation of Segment Operating Results (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jul. 31, 2025
Jul. 31, 2024
Jul. 31, 2025
Jul. 31, 2024
Net Revenue:        
Net revenue $ 9,136 $ 7,710 $ 24,617 $ 21,669
Earnings (Loss) Before Taxes:        
Total segment earnings from operations 247 547 (429) 1,497
Amortization of intangible assets (126) (60) (201) (198)
Goodwill and Intangible Asset Impairment (1,400)      
Transformation costs 0 (14) (2) (67)
Gain on sale of a business 1 0 245 0
H3C divestiture related severance costs 0 0 (97) 0
Cost reduction program (2) 0 (148) 0
Acquisition, disposition and other charges (181) (42) (302) (131)
Interest and other, net 8 (12) 86 (122)
Earnings from equity interests 32 73 74 161
Total earnings (loss) before provision for taxes 288 608 (24) 1,536
Proceeds from legal settlements 52   52  
Operating Segment        
Net Revenue:        
Net revenue 9,234 7,842 24,868 22,082
Earnings (Loss) Before Taxes:        
Total segment earnings from operations 838 856 2,351 2,448
Elimination of intersegment net revenue and other        
Net Revenue:        
Net revenue (98) (132) (251) (413)
Segment Reconciling Items        
Earnings (Loss) Before Taxes:        
Unallocated corporate costs and eliminations (61) (85) (181) (218)
Stock-based compensation expense (177) (80) (447) (341)
Amortization of intangible assets (126) (60) (201) (198)
Goodwill and Intangible Asset Impairment 0 0 (1,361) 0
Transformation costs 0 (14) (2) (67)
Acquisition, disposition and other charges (225) (70) (343) (127)
Interest and other, net 8 (12) 86 (122)
Earnings from equity interests $ 32 $ 73 $ 74 $ 161