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Stock Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of Repurchase Agreements [Abstract] |  |  |
Stock repurchase program, authorized amount |  |  | $ 7.5
Treasury stock acquired (in shares) | 0 | 47,504 |
Treasury stock acquired (in USD per share) |  | $ 36.93 |
Available under stock plan | $ 4.5 |  |

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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
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