Share-Based Payments (Tables)

3 Months Ended

Mar. 31, 2020

Share-based Payment Arrangement [Abstract]

Components of Share-based Compensation Expense

The components of share-based compensation expense are as follows:

	Three Months Ended
	March 31,
(MILLIONS OF DOLLARS)	2020		2019
Stock options / stock appreciation rights	$	3	$	3
RSUs / DSUs	8		12
PSUs	5		3
Share-based compensation expense—total(a)	$	16	$	18

^(a) Amounts capitalized to inventory were insignificant for the three months ended March 31, 2020 and March 31, 2019.