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Investment in Securities - Narrative (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
USD ($)
security
Jun. 30, 2022
USD ($)
Jun. 30, 2023
USD ($)
security
Jun. 30, 2022
USD ($)
Dec. 31, 2022
security
Investments, Debt and Equity Securities [Abstract]          
Available-for-sale securities, number of positions | security 280   280   311
Available-for-sale securities, percentage of total securities 98.90%   98.90%   91.70%
Available-for-sale securities, number of positions, greater than one year | security 183   183   101
Proceeds from sales of securities available-for-sale $ 49,600 $ 1,500 $ 111,053 $ 1,521  
Available-for-sale securities, gross realized gains $ 0 2 $ 187 2  
Available-for-sale securities, gross realized losses   $ 199   $ 347