Stock Compensation Plans (Tables)

3 Months Ended

Mar. 31, 2021

Share-based Payment Arrangement [Abstract]

Stock-Based Compensation Expense and Related Tax Benefits

Stock-based compensation expense and related tax benefits were as follows:

	Three Months Ended March 31,
(DOLLARS IN MILLIONS)	2021		2020
Equity-based awards	$	11	$	9
Liability-based awards	3		(1)
Total stock-based compensation expense	14		8
Less: Tax benefit	(3)		(1)
Total stock-based compensation expense, after tax	$	11	$	7