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Investment Securities - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Investments, Debt and Equity Securities [Abstract]        
Gross realized gains on investments in available-for-sale debt securities $ 0 $ 2,893 $ 8,433 $ 2,893
Gross realized losses on investments in available-for-sale debt securities $ 0 $ 134 $ 698 $ 134