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Securities, Gains (Loss) on Securities, Securities Pledged, and Securities Sold Under Agreements to Repurchase (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2023
USD ($)
shares
Mar. 31, 2022
USD ($)
shares
Dec. 31, 2022
USD ($)
Gains (Loss) on Sales of Securities [Abstract]      
Net securities gain (loss) $ 218 $ 99  
Realized pre-tax gain on sales and calls of AFS securities 4    
Unrealized (loss) gain from fair value adjustment of equity securities 214 99  
Equity Securities at Fair Value [Abstract]      
Equity securities at fair value 2,380   $ 2,166
Amortized cost of securities sold under agreements to repurchase 309,200   316,900
Asset Pledged as Collateral [Member] | Public Deposits and for Other Purposes [Member]      
Equity Securities at Fair Value [Abstract]      
Securities 713,400   $ 725,000
Visa Class B Restricted Stock [Member]      
Equity Securities at Fair Value [Abstract]      
Equity securities at fair value 2,400    
Increase (decrease) in fair value of equity securities $ 214 $ 99  
Number of equity securities sold (in shares) | shares 0 0