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Share-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2023
Share-Based Compensation [Abstract] |
Non-vested Stock and Performance Unit Activity | The following table summarizes the non-vested stock and performance stock unit activity:
(In thousands except fair value) |  | Shares |  |  | Grant Date Weighted Average Fair Value |  |  | Aggregate Intrinsic Value |
Outstanding at December 31, 2020 |  |  | 451 |  |  | $ | 63.28 |  |  | $ | 33,283 |
Granted |  |  | 129 |  |  |  | 90.10 |  |  |  |  |
Vested |  |  | (25 | ) |  |  | 61.91 |  |  |  |  |
Cancelled |  |  | (73 | ) |  |  | 72.37 |  |  |  |  |
Outstanding at December 31, 2021 |  |  | 482 |  |  |  | 69.15 |  |  |  | 48,271 |
Granted |  |  | 168 |  |  |  | 73.52 |  |  |  |  |
Vested |  |  | (62 | ) |  |  | 58.81 |  |  |  |  |
Cancelled |  |  | (69 | ) |  |  | 58.62 |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 519 |  |  |  | 73.19 |  |  |  | 37,883 |
Granted |  |  | 201 |  |  |  | 61.61 |  |  |  |  |
Vested, net |  |  | (179 | ) |  |  | 63.02 |  |  |  |  |
Cancelled |  |  | (5 | ) |  |  | 72.45 |  |  |  |  |
Outstanding at December 31, 2023 |  |  | 536 |  |  | $ | 72.26 |  |  | $ | 35,383 |

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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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- References No definition available. + Details
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