Stock Compensation Plans (Tables)

6 Months Ended

Jun. 30, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of Stock-based Compensation Expense

Stock-based compensation expense for the following periods were:

In millions	Three months ended June 30				Six months ended June 30
	2022		2021		2022		2021
Restricted stock units	$	28	$	30	$	54	$	66
Stock options	5		5		10		11
Employee stock purchase plan	2		2		5		4
Stock-based compensation expense	35		37		69		81
Tax benefit	(4)		(4)		(8)		(9)
Stock-based compensation expense (net of tax)	$	31	$	33	$	61	$	72

Schedule Of Share-Based Payment Award, Restricted Stock Units with Market-Condition, Valuation Assumptions

The table below details the assumptions used in determining the fair value of the market-based restricted stock units.

Dividend yield	—	%
Risk-free interest rate	1.73	%
Expected volatility	59.26	%