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Earnings Per Common Share | 3 Months Ended
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Mar. 31, 2023
Earnings Per Share [Abstract] |
Earnings Per Common Share | Earnings Per Common Share Basic and diluted earnings per common share for the three months ended March 31, 2023 and 2022 were calculated as follows:
| Three Months Ended March 31,
| 2023 |  | 2022
| (Dollars in millions, except per share amounts, shares in thousands)
Income (numerator) |  |  |
Net income | $ | 511 |  |  | 599 |
Net income applicable to common stock for computing basic earnings per common share | 511 |  |  | 599 |
Net income as adjusted for purposes of computing diluted earnings per common share | $ | 511 |  |  | 599 |
Shares (denominator): |  |  |
Weighted-average number of shares: |  |  |
Outstanding during period | 1,003,666 |  |  | 1,027,217 |
Non-vested restricted stock | (22,111) |  |  | (18,787) |
Weighted average shares outstanding for computing basic earnings per common share | 981,555 |  |  | 1,008,430 |
Incremental common shares attributable to dilutive securities: |  |  |
Shares issuable under convertible securities | 10 |  |  | 10 |
Shares issuable under incentive compensation plans | 718 |  |  | 6,775 |
Number of shares as adjusted for purposes of computing diluted earnings per common share | 982,283 |  |  | 1,015,215 |
Basic earnings per common share | $ | 0.52 |  |  | 0.59 |
Diluted earnings per common share | $ | 0.52 |  |  | 0.59 |
Our calculation of diluted earnings per common share excludes unvested restricted stock awards that are antidilutive as a result of unrecognized compensation cost. Such shares were 21.2 million and 8.2 million for the three months ended March 31, 2023 and 2022, respectively.

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