Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Incentive Equity Awards Activity) (Details)

v3.19.3.a.u2
Stock-Based Compensation (Incentive Equity Awards Activity) (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Weighted Average Grant Price    
Nonvested (in dollars per share) $ 10.46 $ 11.72
Number of Options    
Outstanding, beginning balance (in shares) 0.5  
Granted (in shares) 0.5  
Exercised (in shares) 0.0  
Canceled (in shares) (0.1)  
Expired (in shares) 0.0  
Outstanding, ending balance (in shares) 0.9  
Unvested (in shares) 0.8  
Exercisable (in shares) 0.1  
Weighted Average Exercise Price    
Outstanding (in dollars per share) $ 56.96 61.40
Granted (in dollars per share) 52.44  
Exercised (in dollars per share) 0  
Canceled (in dollars per share) 57.93  
Expired (in dollars per share) 0  
Unvested (in dollars per share) 56.22  
Exercisable (in dollars per share) $ 61.40  
Outstanding, weighted average remaining contractual term 6 years 9 months 18 days  
Exercisable, weighted average remaining contractual term 5 years 2 months 12 days  
Outstanding, intrinsic value $ 5  
Unvested, intrinsic value 5  
Exercisable, intrinsic value 0  
Unvested, unrecognized compensation expense $ 6  
RSUs    
Number of RSUs and PSUs    
Beginning balance (in shares) 0.5  
Granted (in shares) 0.6  
Vested/exercised/canceled (in shares) (0.1)  
Canceled (in shares) (0.2)  
Ending balance (in shares) 0.8  
Weighted Average Grant Price    
Nonvested (in dollars per share) $ 55.75 61.31
Granted (in dollars per share) 52.19  
Vested/exercised/canceled (in dollars per share) 61.24  
Canceled (in dollars per share) $ 57.37  
Compensation expense not yet recognized, weighted average period 2 years 10 months 24 days  
Aggregate unrecognized compensation expense $ 34  
Performance Shares    
Number of RSUs and PSUs    
Beginning balance (in shares) 0.0  
Granted (in shares) 0.1  
Ending balance (in shares) 0.1  
Weighted Average Grant Price    
Nonvested (in dollars per share) $ 52.44 $ 0
Granted (in dollars per share) $ 52.44  
Compensation expense not yet recognized, weighted average period 2 years 3 months 18 days  
Aggregate unrecognized compensation expense $ 2  
Options    
Weighted Average Grant Price    
Compensation expense not yet recognized, weighted average period 2 years 9 months 18 days  
Weighted Average Exercise Price    
Unvested, weighted average remaining contractual term 7 years