Supplemental Income Statement Information (Tables)

6 Months Ended

Jun. 30, 2018

Supplemental Income Statement Information

Schedule of other expense (income)

	Three months ended				Six months ended
	June 30,				June 30,
(Millions)	2018		2017		2018		2017
Interest expense	$	88	$	54	$	170	$	99
Interest income		(16)		(12)		(37)		(20)
Pension and postretirement net periodic benefit cost (benefit)		(21)		(31)		(40)		(63)
Total	$	51	$	11	$	93	$	16