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Stock-Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2021
Share-based Payment Arrangement [Abstract] |
Summary of Compensation Expense and Related Tax Benefits | The following table presents compensation expense and the related tax benefits for equity awards recognized in the consolidated statements of income:
| Three months ended March 31 |  |
| 2021 |  | 2020 |  |  |  |
| (in thousands)
Compensation expense | $ | 1,902 |  |  | $ | 1,619 |  |  |  |  |
Tax benefit | (414) |  |  | (344) |  |  |  |  |
Stock-based compensation expense, net of tax benefit | $ | 1,488 |  |  | $ | 1,275 |  |  |  |  |

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