Restructuring and Other Charges (Tables)

3 Months Ended

Mar. 31, 2018

Restructuring and Related Activities [Abstract]

Roll Forward of Restructuring Reserve

Amounts related to activities that are part of our restructuring reserves are as follows:

	December 31, 2017 Restructuring Reserve		2018 Expenses	2018 Cash Payments		Impact of Exchange Rates	March 31, 2018 Restructuring Reserve
	(Millions)
Employee Severance, Termination Benefits and Other Related Costs		$25	12	(16	)	—		$21