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Consolidated Statements of Shareholders' Equity (Parentheticals) - $ / shares
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Statement of Stockholders' Equity [Abstract]        
Common Dividends (in dollars per share) $ 0.39 $ 0.37 $ 1.17 $ 1.11