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Consolidated Statements of Income and Comprehensive Income (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Income Statement [Abstract]      
Interest and fees on loans (tax-exempt income) $ 291 $ 290 $ 271
Interest and dividends on investments (tax-exempt income) $ 1,803 $ 1,956 $ 1,846