Restructuring and Impairments (Tables)

9 Months Ended

Jul. 31, 2018

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Reserve by Type of Cost [Table Text Block]

The following tables summarize the activity in the restructuring liability, which excludes pension and other postretirement contractual termination benefits:

(in millions)	Balance at October 31, 2017		Additions		Payments			Adjustments			Balance at July 31, 2018
Employee termination charges	$	14	$	3	$	(5	)	$	(4	)	$	8
Lease vacancy	—		—		—			—			—
Other	1		—		—			—			1
Restructuring liability	$	15	$	3	$	(5	)	$	(4	)	$	9

(in millions)	Balance at October 31, 2016		Additions		Payments			Adjustments		Balance at July 31, 2017
Employee termination charges	$	5	$	15	$	(11	)	$	—	$	9
Lease vacancy	1		—		(1		)	—		—
Other	1		—		—			—		1
Restructuring liability	$	7	$	15	$	(12	)	$	—	$	10