v3.26.1
Fair Value Measurements (Details 4)
$ in Thousands
Jun. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Valuation Methodology    
Investment securities available-for-sale $ 1,527,689 $ 1,522,486
Recurring | Level 3    
Valuation Methodology    
Investment securities available-for-sale 890 983
Recurring | Level 3 | Discounted cash flows | Direct placement municipal securities    
Valuation Methodology    
Investment securities available-for-sale $ 890 $ 983
Discount for lack of marketability | Non-recurring | Level 3 | Trade publications | Aircraft    
Unobservable Inputs    
Discount rate (as a percent) 0.10  
Discount for lack of marketability | Non-recurring | Level 3 | Auction values | Autos    
Unobservable Inputs    
Discount rate (as a percent) 0.10  
Discount for lack of marketability | Non-recurring | Level 3 | Trade publications and auction values | Medium and heavy duty trucks    
Unobservable Inputs    
Discount rate (as a percent) 0.15  
Discount for lack of marketability | Non-recurring | Level 3 | Trade publications and auction values | Construction equipment    
Unobservable Inputs    
Discount rate (as a percent) 0.20  
Discount for lack of marketability | Non-recurring | Level 3 | Appraisals | Real Estate    
Unobservable Inputs    
Discount rate (as a percent) 0.20  
Credit spread assumption | Recurring | Level 3 | Discounted cash flows | Direct placement municipal securities | Minimum    
Unobservable Inputs    
Debt securities available-for-sale unobservable inputs (as a percent) 0.0344 0.0088
Credit spread assumption | Recurring | Level 3 | Discounted cash flows | Direct placement municipal securities | Maximum    
Unobservable Inputs    
Debt securities available-for-sale unobservable inputs (as a percent) 0.0419 0.0399
Credit spread assumption | Recurring | Level 3 | Discounted cash flows | Direct placement municipal securities | Weighted Average    
Unobservable Inputs    
Debt securities available-for-sale unobservable inputs (as a percent) 0.0385 0.0345
Receivables | Discount for lack of marketability | Non-recurring | Level 3 | Commercial loans    
Unobservable Inputs    
Discount rate (as a percent) 0.20  
Inventory | Discount for lack of marketability | Non-recurring | Level 3 | Minimum | Commercial loans    
Unobservable Inputs    
Discount rate (as a percent) 0.40  
Inventory | Discount for lack of marketability | Non-recurring | Level 3 | Maximum | Commercial loans    
Unobservable Inputs    
Discount rate (as a percent) 0.75