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Consolidated Statements of Shareholders' Equity (Parentheticals) - $ / shares
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Statement of Stockholders' Equity [Abstract]      
Dividends on common stock (dollars per share) $ 0.52 $ 0.52 $ 0.52
Authorized shares available (in shares)   2,298,353