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Securities - Narrative (Details) - USD ($)
Jun. 30, 2022
Dec. 31, 2021
Jun. 30, 2021
Schedule of Held-to-maturity Securities [Line Items]      
Held-to-maturity securities, accrued interest $ 7,400,000   $ 5,300,000
Held to maturity, amortized cost 5,180,000    
Held-to-maturity securities, nonaccrual status 0 $ 0  
Total Past Due      
Schedule of Held-to-maturity Securities [Line Items]      
Held to maturity, amortized cost $ 0 $ 0