v3.26.1
Debt - Narrative (Details) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Short term borrowings $ 137,500 $ 20,833
Maturity of federal funds purchased from correspondent banks one business day  
Maximum borrowing capacity $ 3,200,000  
Current borrowing available 1,700,000  
Federal home loan bank, maximum amount available, net of deposits and advances 2,200,000  
Long-term debt 2,902 23,139
Letter of credit outstanding, amount 399,600 162,500
Other Correspondent Banks    
Debt Instrument [Line Items]    
Line of credit facility, remaining borrowing capacity 35,000  
Outstanding drawings $ 0 $ 0