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Consolidated Statements of Changes in Shareholders' Equity (Parentheticals) - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Cash Dividend [Member]      
Dividends declared, per share (in dollars per share) $ 1.01 $ 0.94 $ 0.82
Dividends declared, per share (in dollars per share) $ 1.01 $ 0.94 $ 0.82