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Consolidated Statements of Changes In Shareholders' Equity (Parenthetical) - shares | 3 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Stock issued during period shares, Director Stock Purchase Plans | 1,377 | 1,743
Repurchased stock, Shares |  | 5,800
Common Stock [Member] |  |
Stock issued during period, shares, Employee Stock Purchase Plans | 1,710 | 1,647

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