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Earnings per Common Share - Calculation of Weighted-Average Shares Excluded from Diluted EPS (Details) - shares
shares in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Treasury Stock Method        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive shares (in shares) 0 0 1 1