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Stockholders' Equity (Tables) | 9 Months Ended
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Sep. 30, 2023
Equity [Abstract] |
Treasury Stock Acquisition | Treasury stock acquisitions during the nine months ended September 30, 2023 were as follows (dollars in thousands):
| Shares |  |  | Cost |
Treasury shares at January 1, 2023 |  | 88,758,722 |  |  | $ | 1,453,079 |
Purchases pursuant to stock buyback program |  | 7,426,044 |  |  |  | 93,276 |
Acquisitions pursuant to long-term incentive plans |  | 2,356,845 |  |  |  | 31,722 |
Treasury shares at September 30, 2023 |  | 98,541,611 |  |  | $ | 1,578,077 |

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