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Share-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2023
Share-Based Payment Arrangement [Abstract] |
Schedule of Compensation Expense and Related Income Tax Benefit Recognized for All Share-Based Awards | For the years ended December 31, 2023, December 31, 2022, and December 31, 2021, compensation expense and the related income tax benefit recognized for stock options and restricted stock were as follows:
(dollars in thousands) |  | 2023 |  |  | 2022 |  |  | 2021 |
Compensation Expense |  | $ | 15,656 |  |  | $ | 16,066 |  |  | $ | 13,267 |
Income Tax Benefit |  |  | 4,153 |  |  |  | 4,262 |  |  |  | 3,520 |
Schedule of Activity for Restricted Stock | The following table presents the activity for restricted stock:
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value |  |  | Grant Date Fair Value of Restricted Stock that Vested During the Year (in thousands) |
Unvested as of December 31, 2020 |  |  | 328,769 |  |  | $ | 82.02 |  |  |  |
Granted |  |  | 292,007 |  |  |  | 90.23 |  |  |  |
Vested |  |  | (97,278 | ) |  |  | 78.55 |  |  | $ | 8,673 |
Forfeited |  |  | (22,962 | ) |  |  | 86.48 |  |  |  |
Unvested as of December 31, 2021 |  |  | 500,536 |  |  | $ | 87.28 |  |  |  |
Granted |  |  | 192,030 |  |  |  | 85.80 |  |  |  |
Vested |  |  | (138,823 | ) |  |  | 83.21 |  |  | $ | 11,640 |
Forfeited |  |  | (13,074 | ) |  |  | 86.96 |  |  |  |
Unvested as of December 31, 2022 |  |  | 540,669 |  |  | $ | 87.81 |  |  |  |
Granted |  |  | 201,378 |  |  |  | 67.78 |  |  |  |
Vested |  |  | (129,294 | ) |  |  | 86.47 |  |  | $ | 9,190 |
Forfeited |  |  | (33,965 | ) |  |  | 85.13 |  |  |  |
Unvested as of December 31, 2023 1 |  |  | 578,788 |  |  | $ | 81.30 |  |  |  |
1. As of December 31, 2023, 109,863 shares were unvested from service-based grants.
Summary of Certain Stock Option Activity | The following summarizes certain stock option activity of the Company for the years ended December 31, 2023, December 31, 2022, and December 31, 2021:
(dollars in thousands) |  | 2023 |  |  | 2022 |  |  | 2021 |
Intrinsic Value of Stock Options Exercised |  | $ | — |  |  | $ | 679 |  |  | $ | 6,755 |
Cash Received from Stock Options Exercised |  |  | — |  |  |  | 786 |  |  |  | 7,473 |
Tax Benefits Realized from Stock Options Exercised |  |  | — |  |  |  | 166 |  |  |  | 1,611 |

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- Definition Tabular disclosure of the total intrinsic value of options exercised (or share units converted), cash received from stock options exercised, tax benefits realized for deductions related to stock options exercised, and the total fair value of shares vested during the year. + References No definition available. + Details
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- Definition Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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