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Securities - Additional Information (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
USD ($)
investment
security
Dec. 31, 2021
USD ($)
investment
Debt and Equity Securities, FV-NI [Line Items]    
Equity securities, fair value $ 5,085 $ 5,504
Pledged debt securities, at carrying value $ 75,199 $ 72,805
Number of securities in an unrealized loss position | security 56  
Number of investments | investment 3 3
Held-to-maturity securities classified as nonaccrual $ 5,432  
Other assets    
Debt and Equity Securities, FV-NI [Line Items]    
Accrued interest 725 $ 802
Mutual fund    
Debt and Equity Securities, FV-NI [Line Items]    
Equity securities, fair value $ 5,085 $ 5,504