Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2019

Supplemental Cash Flow Elements [Abstract]

Schedule of supplemental cash flow information

Supplemental cash flow information consisted of the following:

	Three Months Ended March 31,
(In millions)	2019		2018
Interest paid	$	11	$	12
Income taxes paid	9		8
Treasury stock purchases settled after the balance sheet date	—		14