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Stock-Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2023
Share-Based Payment Arrangement [Abstract] |
Summary of Activity | The following table summarizes the weighted-average assumptions used to determine the awards grant date fair value:
|  | Three Months Ended March 31,
Restricted Shares and Performance Based Shares |  | 2023 |  | 2022
Expected quarterly dividends per share |  | $ | 0.3675 |  |  | $ | 0.3475 |
Risk-free interest rate |  | 4.46 | % |  | 1.46 | %
The following table summarizes activity in restricted stock awards, including performance-based and market-based shares for the three months ended March 31, 2023:
| Restricted Stock |  |
| Shares |  | Weighted- Average Grant Date Fair Value |  |  |  |
Outstanding at December 31, 2022 | 182,446 |  |  | $ | 42.09 |  |  |  |  |
Granted | 172,853 |  |  | 44.78 |  |  |  |  |
Released | (171,538) |  |  | 43.98 |  |  |  |  |
Forfeited | (565) |  |  | 42.26 |  |  |  |  |
Outstanding at March 31, 2023 | 183,196 |  |  | $ | 35.09 |  |  |  |  |
The following table provides additional information concerning restricted stock activity, including performance-based and market-based shares:
|  | Three Months Ended March 31,
Restricted Stock |  | 2023 |  | 2022
Weighted-average grant date fair value |  | $ | 44.78 |  |  | $ | 40.66 |
Total fair value of restricted shares that vested (in thousands) |  | $ | 8,394 |  |  | $ | 6,906 |

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