Supplemental Income Statement Information (Tables)

3 Months Ended

Mar. 31, 2018

Supplemental Income Statement Information

Schedule of other expense (income)

	Three months ended
	March 31,
(Millions)	2018		2017
Interest expense	$	82	$	45
Interest income		(21)		(8)
Pension and postretirement net periodic benefit cost (benefit)		(19)		(32)
Total	$	42	$	5