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Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parentheticals) - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Cash Dividend [Member]    
Dividends declared, per share (in dollars per share) $ 0.25 $ 0.22
Dividends declared, per share (in dollars per share) $ 0.25 $ 0.22