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Investment in Securities - Narrative (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
USD ($)
security
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
security
Sep. 30, 2021
USD ($)
Dec. 31, 2021
security
Investments, Debt and Equity Securities [Abstract]          
Available-for-sale securities, number of positions | security 326   326   101
Available-for-sale securities, percentage of total securities 93.00%   93.00%   28.00%
Available-for-sale securities, number of positions, greater than one year | security 44   44   0
Proceeds from sales of securities available-for-sale $ 2,317 $ 30,074 $ 3,838 $ 43,190  
Available-for-sale securities, gross realized gains $ 13   $ 15 $ 44  
Available-for-sale securities, gross realized losses   $ 1