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Other Assets Other Assets (Tax Credits) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Other Assets [Abstract]    
Investment in historic development entities $ 2,299,000 $ 2,356,000
Capital Contributions to Historic Rehabilitation Tax Credits   4,400,000
Tax Credit Benefits Recognized on Federal Historic Tax Credits   2,800,000
Impairment on Investment in Historic Rehabilitation Tax Credits   1,900,000
Tax Credit Benefits Recognized on State Historic Tax Credits   2,700,000
Gain on sale of investments   275,000
Investment in Low-Income Housing 2,964,000 0
Capital Contributions to Low-Income Housing Tax Credits 3,000,000  
Investment in a community development entity 0 5,306,000
Tax Credit Benefits Recognized on New Market Tax Credits $ 450,000 $ 450,000