v3.25.2
Transformation Programs - Schedule of Restructuring Activity (Details)
$ in Millions
 9 Months Ended
Jul. 31, 2025
USD ($)
Cost Optimization and Prioritization Plan | Employee Severance  
Restructuring Reserve  
Balance at the beginning of the period $ 67
Credits 0
Cash payments (26)
Non-cash items 2
Balance at the end of the period 43
Total costs incurred to date, as of July 31, 2025 823
Total expected costs to be incurred as of July 31, 2025 823
Cost Optimization and Prioritization Plan | Infrastructure and other  
Restructuring Reserve  
Balance at the beginning of the period 94
Credits (10)
Cash payments (16)
Non-cash items (2)
Balance at the end of the period 66
Total costs incurred to date, as of July 31, 2025 543
Total expected costs to be incurred as of July 31, 2025 543
HPE Next Plan | Infrastructure and other  
Restructuring Reserve  
Balance at the beginning of the period 23
Credits (3)
Cash payments (4)
Non-cash items (1)
Balance at the end of the period 15
Total costs incurred to date, as of July 31, 2025 265
Total expected costs to be incurred as of July 31, 2025 $ 265