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Available for Sale Securities - Additional disclosures (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2022
USD ($)
security
Sep. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
security
Available for Sale Securities      
Number of available for sale securities in a continuous unrealized loss position greater than 12 months | security     5
Number of available for sale securities in a continuous unrealized loss position less than 12 months | security 111   15
Proceeds from sales of available for sale securities | $ $ 0 $ 3  
Asset Pledged as Collateral      
Available for Sale Securities      
Securities pledged as collateral | $ $ 936   $ 1,038