Stock-Based Compensation Plans - Stock-based Compensation Expense (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Total | $ 3,877 | $ 2,858 | $ 3,264 |
| Income tax benefit recognized for stock-based compensation | (967) | (713) | (663) |
| Stock-settled bonus awards | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Total | 820 | 1,265 | 1,685 |
| Vesting stock awards | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Total | 2,273 | 1,593 | 1,579 |
| Performance share awards | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Total | $ 784 | $ 0 | $ 0 |
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- Definition Amount, after tax, of expense for award under share-based payment arrangement. No definition available.
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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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