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Investment in Securities - Narrative (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
USD ($)
security
Jun. 30, 2021
USD ($)
Jun. 30, 2022
USD ($)
security
Jun. 30, 2021
USD ($)
Dec. 31, 2021
security
Investments, Debt and Equity Securities [Abstract]          
Available-for-sale securities, number of positions | security 226   226   101
Available-for-sale securities, percentage of total securities 63.00%   63.00%   28.00%
Available-for-sale securities, number of positions, greater than one year | security 4   4   0
Proceeds from sales of securities available-for-sale $ 1,521 $ 10,125 $ 1,521 $ 13,116  
Available-for-sale securities, gross realized gains $ 2   $ 2 $ 45  
Available-for-sale securities, gross realized losses   $ 3