RESTRUCTURING AND OTHER RELATED COSTS (Tables)

9 Months Ended

Jul. 31, 2026

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Reserve by Type of Cost

A summary of our aggregate liability relating to the fiscal year 2026 and 2025 restructuring plans and the total restructuring expense since inception of each plan are shown in the table below:


		Workforce Reduction Total
	(in millions)
Balance at October 31, 2025		$	18
Income statement expense		20
Non-cash settlement (accelerated share-based compensation expense)		(3)
Cash payments		(19)
Balance at January 31, 2026		$	16
Income statement expense		8
Non-cash settlement (accelerated share-based compensation expense)		(3)
Cash payments		(16)

Balance at April 30, 2026		$	5
Income statement expense		15
Non-cash settlement (accelerated share-based compensation expense)		(1)
Cash payments		(6)

Balance at July 31, 2026		$	13

Restructuring expense since inception of plan:
Fiscal Year 2026 Plan		$	15
Fiscal Year 2025 Plan		109
Total restructuring expense since inception of all plans		$	124

A summary of the FY26 Plan activity is shown in the table below:


		Workforce Reduction Total
	(in millions)









Balance at April 30, 2026		$	—
Income statement expense		15
Non-cash settlement (accelerated share-based compensation expense)		(1)
Cash payments		(5)

Balance at July 31, 2026		$	9

Total restructuring expense since inception of FY26 Plan		$	15

A summary of the FY25 Plan activity is shown in the table below:


		Workforce Reduction Total
	(in millions)
Balance at October 31, 2025		$	18
Income statement expense		20
Non-cash settlement (accelerated share-based compensation expense)		(3)
Cash payments		(19)
Balance at January 31, 2026		16
Income statement expense		8
Non-cash settlement (accelerated share-based compensation expense)		(3)
Cash payments		(16)

Balance at April 30, 2026		5


Cash payments		(1)

Balance at July 31, 2026		$	4

Total restructuring expense since inception of FY25 Plan		$	109

Restructuring and related costs by statement of operations caption

A summary of the charges in the condensed consolidated statement of operations resulting from restructuring activity is shown below:


	Three Months Ended				Nine Months Ended
	July 31,				July 31,
	2026		2025		2026		2025
	(in millions)
Cost of products and services	$	1	$	7	$	9	$	22
Research and development	3		—		3		3
Selling, general and administrative	11		10		31		49
Total restructuring expense	$	15	$	17	$	43	$	74