Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation Stock-Based Compensation (Details)

v3.21.2
Stock-Based Compensation Stock-Based Compensation (Details)
$ / shares in Units, shares in Millions, $ in Millions
9 Months Ended
Sep. 30, 2021
USD ($)
$ / shares
shares
RSUs  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ $ 58
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition 2 years 7 months 6 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]  
Weighted Average Grant Price, Beginning Balance (in dollars per share) | $ / shares $ 38.22
Weighted Average Grant Price, Granted (in dollars per share) | $ / shares 58.61
Weighted Average Grant Price, Vested/exercised (in dollars per share) | $ / shares 44.71 [1]
Weighted Average Grant Price, Forfeitures (in dollars) | $ / shares 0 [2]
Weighted Average Grant Price, Ending Balance (in dollars per share) | $ / shares $ 47.73
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]  
Number of Units, Beginning Balance (shares) | shares 1.6
Number of Units, Granted (shares) | shares 0.6
Number of Units, Vested/exercised (shares) | shares (0.4) [1]
Number of Units, Forfeitures (shares) | shares 0.0 [2]
Number of Units, Ending Balance (shares) | shares 1.8 [3]
PSUs  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ $ 0
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition 2 years 3 months 18 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]  
Weighted Average Grant Price, Beginning Balance (in dollars per share) | $ / shares $ 42.57
Weighted Average Grant Price, Granted (in dollars per share) | $ / shares 59.00
Weighted Average Grant Price, Vested/exercised (in dollars per share) | $ / shares 0 [1]
Weighted Average Grant Price, Forfeitures (in dollars) | $ / shares 0 [2]
Weighted Average Grant Price, Ending Balance (in dollars per share) | $ / shares $ 48.18
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]  
Number of Units, Beginning Balance (shares) | shares 0.3
Number of Units, Granted (shares) | shares 0.1
Number of Units, Vested/exercised (shares) | shares 0.0 [1]
Number of Units, Forfeitures (shares) | shares 0.0 [2]
Number of Units, Ending Balance (shares) | shares 0.4 [4]
PSUs | Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ $ 8
Stock Appreciation Rights (SARs) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ $ 0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]  
Weighted Average Grant Price, Beginning Balance (in dollars per share) | $ / shares $ 34.51
Weighted Average Grant Price, Granted (in dollars per share) | $ / shares 0
Weighted Average Grant Price, Vested/exercised (in dollars per share) | $ / shares 34.51 [1]
Weighted Average Grant Price, Forfeitures (in dollars) | $ / shares 0 [2]
Weighted Average Grant Price, Ending Balance (in dollars per share) | $ / shares $ 0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]  
Number of Units, Beginning Balance (shares) | shares 0.2
Number of Units, Granted (shares) | shares 0.0
Number of Units, Vested/exercised (shares) | shares (0.2) [1]
Number of Units, Forfeitures (shares) | shares 0.0 [2]
Number of Units, Ending Balance (shares) | shares 0.0 [5]
NQs  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ $ 9
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition 2 years 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]  
Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price, Beginning Balance | $ / shares $ 44.15
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ / shares 59.00
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercised, Weighted Average Grant Date Fair Value | $ / shares 44.50 [1]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Intrinsic Value | $ / shares 0 [2]
Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price, Ending Balance | $ / shares $ 45.32
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Beginning Balance | shares 2.3
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares 0.1
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercised, Weighted Average Grant Date Fair Value | shares (0.1) [1]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period | shares 0.0 [2]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Ending Balance | shares 2.3 [6]
NQs | Exercisable options  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable | shares 0.9
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 7 years 2 months 12 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercised, Weighted Average Grant Date Fair Value | $ / shares $ 8.39
[1] Upon exercise of NQs and SSARs and upon vesting of RSUs and PSUs, the Company issues new shares to participants.
[2] The Company recognizes forfeitures as they occur.
[3] Aggregate unrecognized compensation expense related to RSUs was $58 million as of September 30, 2021, which is expected to be recognized over a weighted average period of 2.6 years.
[4] There was no unrecognized compensation expense related to PSUs as these awards were not probable of vesting as of September 30, 2021. The maximum amount of compensation expense associated with these awards would be $8 million which would be recognized over a weighted average period of 2.3 years.
[5] As of September 30, 2021, all SSARs had been exercised and thus there was no unrecognized compensation expense.
[6] There were 0.9 million NQs which were exercisable as of September 30, 2021. These exercisable NQs will expire over a weighted average period of 7.2 years and carry a weighted average grant date fair value of $8.39. Unrecognized compensation expense for NQs was $9 million as of September 30, 2021, which is expected to be recognized over a weighted average period of 2.5 years