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Securities (Narrative) (Details)
6 Months Ended
Jun. 30, 2022
USD ($)
security
Dec. 31, 2021
USD ($)
Securities [Abstract]    
Debt securities in unrealized loss position in the less than twelve months category | security 292  
Debt securities in unrealized loss position in the twelve months or more category | security 33  
Impairment of investments | $ $ 0  
Pledged Financial Instruments, Not Separately Reported, Securities | $ $ 378,696,000 $ 339,769,000