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Investment Securities - Summary of Amortized Cost of Held-to-maturity Securities by Credit Rating (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Debt Securities, Available-for-sale [Line Items]    
Investment securities held to maturity $ 530 $ 1,065
Municipal bonds    
Debt Securities, Available-for-sale [Line Items]    
Investment securities held to maturity 530 1,065
Municipal bonds | AAA/AA/A    
Debt Securities, Available-for-sale [Line Items]    
Investment securities held to maturity 530 1,065
Municipal bonds | BBB/BB/B    
Debt Securities, Available-for-sale [Line Items]    
Investment securities held to maturity $ 0 $ 0