Restructuring (Tables)

12 Months Ended

Oct. 31, 2018

Restructuring and Related Activities [Abstract]

Summary of Restructuring Plans

Restructuring activities related to the Company's employees and infrastructure, summarized by plan, are presented in the table below:

	Fiscal 2015 Plan						Fiscal 2012 Plan
	Employee Severance			Infrastructure and other			Employee Severance and EER			Infrastructure and other			Total
	In millions
Liability as of October 31, 2015	$	67		$	—		$	47		$	37		$	151
Charges	301			42			75			1			419
Cash payments	(172		)	(19		)	(82		)	(15		)	(288		)
Non-cash items	38			(10		)	(3		)	(9		)	16
Liability as of October 31, 2016	$	234		$	13		$	37		$	14		$	298
Charges	374			37			6			—			417
Cash payments	(355		)	(19		)	(32		)	(6		)	(412		)
Non-cash items	(34		)	(14		)	5			(6		)	(49		)
Liability as of October 31, 2017	$	219		$	17		$	16		$	2		$	254
Charges	9			(2		)	13			(1		)	19
Cash payments	(158		)	(8		)	(15		)	—			(181		)
Non-cash items	(8		)	3			(3		)	—			(8		)
Liability as of October 31, 2018	$	62		$	10		$	11		$	1		$	84
Total costs incurred to date as of October 31, 2018	$	751		$	78		$	1,268		$	145		$	2,242
Total expected costs to be incurred as of October 31, 2018	$	751		$	78		$	1,268		$	145		$	2,242

	Employee Severance			Infrastructure and other
	In millions
Liability as of October 31, 2016	$	—		$	—
Charges	296			—
Liability as of October 31, 2017	$	296		$	—
Charges	470			61
Cash payments	(452		)	(14		)
Non-cash items	(23		)	(14		)
Liability as of October 31, 2018	$	291		$	33
Total costs incurred to date as of October 31, 2018	$	766		$	61
Total expected costs to be incurred as of October 31, 2018	$	1,200		$	180