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Share-Based Compensation - Summary of Changes In Stock Options (Detail)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Dec. 31, 2022
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Shares outstanding, beginning balance (in shares) | shares 4.8
Granted (in shares) | shares 2.2
Exercised (in shares) | shares (0.1)
Forfeited (in shares) | shares (0.4)
Shares outstanding, ending balance (in shares) | shares 6.5
Options exercisable, end of year (in shares) | shares 2.7
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]  
Weighted average exercise price, beginning balance (in USD per share) | $ / shares $ 21
Weighted-average exercise price, granted (in USD per share) | $ / shares 26
Weighted-average exercise price, exercised (in USD per share) | $ / shares 21
Weighted-average exercise price, forfeited (in USD per share) | $ / shares 24
Weighted average exercise price, ending balance (in USD per share) | $ / shares 23
Weighted average exercise price, options exercisable, end of year (in USD per share) | $ / shares $ 20
Weighted average remaining life, outstanding (years) 8 years
Aggregate intrinsic value, outstanding | $ $ 0.0
Weighted average remaining life, exercisable (years) 7 years 1 month 6 days
Aggregate intrinsic value, exercisable | $ $ 0.0