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Earnings (Loss) Per Common Share Earnings Per Common Share (Tables)
3 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Earnings (Loss) Per Common Share
Computation of Basic and Diluted Earnings per Common Share
Three Months Ended March 31,
(In millions, except for per share data)20222021
Earnings
Net income$445 $249 
Less: Preferred stock dividends
Net income available to common stockholders$440 $244 
Shares
Weighted average common shares outstanding, basic332.3 358.2 
Dilutive effect of stock-based awards under compensation plans5.0 4.0 
Weighted average common shares outstanding and dilutive potential common shares 337.3 362.2 
Net income available to common stockholders per common share
Basic$1.32 $0.68 
Diluted$1.30 $0.67