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Net Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Earnings Per Share [Abstract]      
Net earnings attributable to common stockholders $ 917 $ 317 $ 493
Basic earnings per common share:      
Weighted-average common shares outstanding (in shares) 215.0 214.9 220.2
Net earnings attributable to common stockholders (in dollars per share) $ 4.27 $ 1.48 $ 2.24
Diluted earnings per common share:      
Weighted-average common shares outstanding (in shares) 215.0 214.9 220.2
Dilutive common shares—stock options (in shares) 1.2 0.3 1.4
Diluted weighted-average shares outstanding (in shares) 216.2 215.2 221.6
Net earnings attributable to common stockholders (in dollars per share) $ 4.24 $ 1.47 $ 2.23
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 0.9 3.3 1.4