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Share-Based Payments (Tables) | 9 Months Ended
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Sep. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Schedule of Nonvested Restricted Stock Shares Activity | The following is a summary of stock award activity for the nine months ended September 30, 2025:
| Shares |  | Weighted-Average Grant-Date Fair Value
Nonvested, January 1, 2025 | 143,417 |  |  | $ | 68.47 |
Granted | 57,185 |  |  | 74.22 |
Vested | (47,593) |  |  | 59.74 |
Forfeited | (6,600) |  |  | 68.72 |
Nonvested, September 30, 2025 | 146,409 |  |  | $ | 73.55 |
Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions | The grant-date fair value of stock performance awards granted during the nine months ended September 30, 2025 and 2024 was determined using a Monte Carlo fair value simulation model incorporating the following assumptions:
| 2025 |  | 2024
Risk-free interest rate | 4.28 | % |  | 4.16 | %
Expected term (in years) | 3 |  | 3
Expected volatility | 30.30 | % |  | 35.10 | %
Dividend yield | 2.50 | % |  | 2.40 | %
Schedule of Share-based Compensation Arrangements by Share-based Payment Award | The following is a summary of stock performance award activity for the nine months ended September 30, 2025 (share amounts reflect awards at target):
| Shares |  | Weighted-Average Grant-Date Fair Value
Nonvested, January 1, 2025 | 144,800 |  |  | $ | 68.85 |
Granted | 57,000 |  |  | 73.90 |
Vested | (49,000) |  |  | 53.93 |
Forfeited | — |  |  | — |
Nonvested, September 30, 2025 | 152,800 |  |  | $ | 75.52 |

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- Definition Tabular disclosure of share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -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 restricted stock shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Subparagraph (c) -Paragraph 2 -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 50 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/718-50/tableOfContent Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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