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Short-term Borrowings (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Short-term Debt [Line Items]    
Short-term borrowings $ 20,833 $ 2,000
Maturity of federal funds purchased from correspondent banks one business day  
Maximum borrowing capacity $ 2,700,000  
Current borrowing available 1,700,000  
Federal home loan bank, maximum amount available, net of deposits and advances 1,900,000  
Other Correspondent Banks    
Short-term Debt [Line Items]    
Line of credit facility, remaining borrowing capacity 35,000  
Outstanding drawings $ 0 $ 0