Restructuring Plan (Tables)

9 Months Ended

Sep. 30, 2018

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs

In millions	September 30, 2018
Employee Severance and Other Exit Costs
Beginning balance as of January 1	$	—
Cost recognized during the period	9
Utilization	(7		)
Ending balance as of September 30	$	2