v3.26.1
Derivative Financial Instruments (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2026
USD ($)
derivative
Mar. 31, 2025
USD ($)
derivative
Dec. 31, 2025
USD ($)
Derivative Financial Instrument      
Notional amount, Assets $ 1,459,786   $ 1,110,599
Derivative instruments 1,200,000   1,200,000
Short term advances and brokered CD's 825,800   905,800
Customer      
Derivative Financial Instrument      
Derivative instruments 604,000   589,200
Bank      
Derivative Financial Instrument      
Derivative instruments 604,000   589,200
Cash flow hedges      
Derivative Financial Instrument      
Amount reclassified from accumulated other comprehensive loss to interest expense 600 $ 4,500  
Amount to be reclassified from the accumulated comprehensive income (loss) into earnings $ 600    
Number of derivative contracts terminated | derivative 0 0  
Income recognized $ 100 $ 200  
Interest rate swaps      
Derivative Financial Instrument      
Notional amount, Assets 635,800   645,700
Interest rate swaps | Designated as hedging instrument | Cash flow hedges      
Derivative Financial Instrument      
Notional amount, Assets 355,000   205,000
Portfolio Layer Hedges on Closed Portfolio of Securities Available for Sale | Designated as hedging instrument      
Derivative Financial Instrument      
Notional amount 100,000   100,000
Portfolio Layer Hedges on Closed Portfolio of Loans | Designated as hedging instrument      
Derivative Financial Instrument      
Notional amount, Assets 480,000   480,000
Notional amount $ 480,000   $ 480,000