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Net Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Earnings Per Share [Abstract]    
Net earnings attributable to common stockholders $ 883 $ 151
Basic earnings per common share:    
Weighted-average common shares outstanding 208.6 214.9
Net earnings attributable to common stockholders (in dollars per share) $ 4.23 $ 0.70
Diluted earnings per common share:    
Weighted-average common shares outstanding 208.6 214.9
Dilutive common shares—stock options (in shares) 1.3 1.1
Diluted weighted-average common shares outstanding 209.9 216.0
Net earnings attributable to common stockholders diluted (in dollars per share) $ 4.21 $ 0.70
Antidilutive securities excluded from computation of EPS (in shares)   1.2