v3.26.3
Derivative Financial Instruments (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Mar. 31, 2027
Dec. 31, 2025
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned, Not Offset, Policy Election Deduction $ 0   $ 0     $ 0
Securities Sold under Agreements to Repurchase [Abstract]            
Gross Amounts Recognized 143,329   143,329     292,782
Gross Amounts Offset in the Statement of Financial Position 0   0     0
Net Amounts of Liabilities presented in the Statement of Financial Position 143,329   143,329     292,782
Fair Value Collateral Posted 143,329   143,329     292,782
Net Amount 0   0     0
Fair value of derivatives in a net liability position 23,800   23,800      
Gain (loss) from reclassification (105) $ (292) (166) $ (736)    
Interest rate collars            
Derivative [Line Items]            
Notional value 100,000   100,000      
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional 100,000   100,000      
Asset derivatives (other assets), fair value           498
Derivative Asset, Not Offset, Policy Election Deduction 0   0      
Liability derivatives (other liabilities), fair value 3,916   3,916      
Derivative Asset [Abstract]            
Derivative Asset, Subject to Master Netting Arrangement, Liability Offset           0
Net Amounts of Assets presented in the Statement of Financial Position           498
Fair Value Collateral Posted           0
Net Amount           498
Derivative Liability [Abstract]            
Gross Amounts Offset in the Statement of Financial Position 0   0      
Net Amounts of Liabilities presented in the Statement of Financial Position 3,916   3,916      
Fair Value Collateral Posted 0   0      
Net Amount 3,916   3,916      
Securities Sold under Agreements to Repurchase [Abstract]            
Interest rate swaps           0
Interest Rate Collar 2            
Derivative [Line Items]            
Notional value 50,000   50,000      
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional 50,000   50,000      
Interest rate swaps            
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Asset derivatives (other assets), fair value 15,364   15,364     11,986
Derivative Asset, Not Offset, Policy Election Deduction 15,364   15,364     3,142
Liability derivatives (other liabilities), fair value 28,980   28,980     10,114
Derivative Asset [Abstract]            
Derivative Asset, Subject to Master Netting Arrangement, Liability Offset 0   0     0
Net Amounts of Assets presented in the Statement of Financial Position 15,364   15,364     11,986
Fair Value Collateral Posted 6,120   6,120     6,470
Net Amount 0   0     2,374
Derivative Liability [Abstract]            
Gross Amounts Offset in the Statement of Financial Position 0   0     0
Net Amounts of Liabilities presented in the Statement of Financial Position 28,980   28,980     10,114
Fair Value Collateral Posted 8,127   8,127     0
Net Amount 5,489   5,489     6,972
Securities Sold under Agreements to Repurchase [Abstract]            
Interest rate swaps 15,364   15,364     3,142
Derivatives designated as hedging instruments            
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Asset derivatives (other assets), fair value 0   0     2,374
Liability derivatives (other liabilities), fair value 17,527   17,527     0
Derivatives designated as hedging instruments | Other Assets            
Derivative [Line Items]            
Notional value 750,000   750,000     432,064
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional 750,000   750,000     432,064
Derivatives designated as hedging instruments | Other Assets | Interest rate collars            
Derivative [Line Items]            
Notional value 250,000   250,000     150,000
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional 250,000   250,000     150,000
Asset derivatives (other assets), fair value 0   0     498
Derivatives designated as hedging instruments | Other Assets | Interest rate swaps            
Derivative [Line Items]            
Notional value 500,000   500,000     282,064
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional 500,000   500,000     282,064
Asset derivatives (other assets), fair value 0   0     1,876
Derivatives designated as hedging instruments | Other Liabilities | Interest rate collars            
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Liability derivatives (other liabilities), fair value 3,916   3,916     0
Derivatives designated as hedging instruments | Other Liabilities | Interest rate swaps            
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Liability derivatives (other liabilities), fair value 13,611   13,611     0
Derivatives not designated as hedging instruments | Other Assets | Interest rate swaps            
Derivative [Line Items]            
Notional value 918,894   918,894     878,278
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional 918,894   918,894     878,278
Asset derivatives (other assets), fair value 15,364   15,364     10,110
Derivatives not designated as hedging instruments | Other Liabilities | Interest rate swaps            
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Liability derivatives (other liabilities), fair value 15,369   15,369     $ 10,114
Cash Flow Hedging | Interest Income | Forecast            
Securities Sold under Agreements to Repurchase [Abstract]            
Gain (loss) from reclassification         $ (3,700)  
Cash Flow Hedging | Cash Flow Hedge 1            
Derivative [Line Items]            
Notional value $ 50,000   $ 50,000      
Fixed Rate 6.56%   6.56%      
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional $ 50,000   $ 50,000      
Cash Flow Hedging | Cash Flow Hedge 2            
Derivative [Line Items]            
Notional value $ 100,000   $ 100,000      
Fixed Rate 6.63%   6.63%      
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional $ 100,000   $ 100,000      
Cash Flow Hedging | Cash Flow Hedge 3            
Derivative [Line Items]            
Notional value $ 100,000   $ 100,000      
Fixed Rate 6.66%   6.66%      
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional $ 100,000   $ 100,000      
Cash Flow Hedging | Subordinated Debt            
Derivative [Line Items]            
Notional value $ 32,100   $ 32,100      
Derivative, Variable Interest Rate 2.64%   2.64%      
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]            
Notional $ 32,100   $ 32,100