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Share-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors (Tables) | 6 Months Ended
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Jun. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Summary of Option Activity | The table below summarizes the option activity for the six months ended June 30, 2025:
| Number of Shares |  | Weighted Average Exercise Price per share |  | Aggregate Intrinsic Value
Outstanding options at January 1 | 1,183,000 |  |  | $ | 48.55 |  |  | $ | 927,476 |
Options granted | — |  |  | — |  |  | — |
Options exercised | — |  |  | — |  |  | — |
Options expired/forfeited | (87,500) |  |  | 51.07 |  |  | — |
Outstanding options at June 30 | 1,095,500 |  |  | 48.35 |  |  | 64,794 |
Exercisable options at June 30 | 966,375 |  |  | 49.56 |  |  | 36,881 |
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity | The table below summarizes the restricted stock activity for the six months ended June 30, 2025:
| Number of Shares |  | Weighted Average Estimated Fair Value Per Share |  | Grant Date Estimated Aggregate Fair Value
Nonvested restricted stock outstanding at January 1 | 105,750 |  |  | $ | 35.20 |  |  | $ | 3,722,660 |
Restricted stock granted | 87,400 |  |  | 30.01 |  |  | 2,622,583 |
Restricted stock vested | (17,036) |  |  | 37.56 |  |  | (639,832) |
Change in restricted stock awards based on performance | — |  |  | — |  |  | — |
Restricted stock forfeited | (2,000) |  |  | 37.44 |  |  | (74,872) |
Nonvested restricted stock outstanding at June 30 | 174,114 |  |  | 32.34 |  |  | $ | 5,630,539 |
Authorized future restricted stock grants | 82,700 |  |  |  |  |

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -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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- Definition Tabular disclosure of the change in stock options. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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