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EARNINGS PER COMMON SHARE COMPUTATION | 6 Months Ended
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Jun. 30, 2023
Earnings Per Share [Abstract] |
EARNINGS PER COMMON SHARE COMPUTATION | EARNINGS PER COMMON SHARE COMPUTATION Detail supporting the computation of basic and diluted earnings per common share was as follows for the three and six months ended June 30, 2023 and 2022:
| Three months ended June 30, |  | Six months ended June 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
| (dollars in millions, except per common share results; number of shares in thousands)
Net income available for common stockholders | $ | 959 |  |  | $ | 696 |  |  | $ | 2,198 |  |  | $ | 1,626 |
Weighted average outstanding shares of common stock used to compute basic earnings per common share | 124,574 |  |  | 126,523 |  |  | 124,790 |  |  | 126,730 |
Dilutive effect of: |  |  |  |  |  |  |
Employee stock options | 34 |  |  | 47 |  |  | 34 |  |  | 44 |
Restricted stock | 501 |  |  | 514 |  |  | 512 |  |  | 505 |
Shares used to compute diluted earnings per common share | 125,109 |  |  | 127,084 |  |  | 125,336 |  |  | 127,279 |
Basic earnings per common share | $ | 7.70 |  |  | $ | 5.50 |  |  | $ | 17.62 |  |  | $ | 12.83 |
Diluted earnings per common share | $ | 7.66 |  |  | $ | 5.48 |  |  | $ | 17.54 |  |  | $ | 12.77 |
Number of antidilutive stock options and restricted stock excluded from computation | 78 |  |  | 98 |  |  | 308 |  |  | 362 |
For additional information regarding earnings per common share, refer to Note 2 to the audited Consolidated Financial Statements included in Part II, Item 8, "Financial Statements and Supplementary Data" in our 2022 Form 10-K.

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