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RESTRUCTURING AND OTHER RELATED COSTS (Tables)
6 Months Ended
Apr. 30, 2024
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring Reserve by Type of Cost
A summary of total restructuring activity is shown in the table below:

Workforce
Reduction
Consolidation of Excess FacilitiesTotal
(in millions)
Balance at October 31, 2023$31 $$36 
Income statement expense
Accelerated depreciation expenses of right-of-use assets— (1)(1)
Cash payments(25)(2)(27)
Balance at January 31, 202411 
Income statement expense— 
Cash payments(5)(1)(6)
Balance at April 30, 2024$$$$
Restructuring and related costs by statement of operations caption
A summary of the charges in the condensed consolidated statement of operations resulting from the restructuring plan is shown below:


Three Months EndedSix Months Ended
April 30,April 30,
20242024
(in millions)
Cost of products and services$— $— 
Research and Development— 
Selling, general and administrative
Total restructuring costs$$