v3.26.1
Goodwill and Intangible Assets - Narrative (Details)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jan. 07, 2026
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Goodwill and Intangible Assets              
Goodwill acquired   $ 455,408   $ 455,408   $ 306,043  
Goodwill Impairment   0   0   0  
Intangibles   59,568   $ 59,568   42,918  
Amortization period for acquired intangible assets       9 years 10 months 24 days      
Amortization of acquired identifiable intangibles   2,433 $ 1,947 $ 4,897 $ 3,924    
Mortgage loans serviced       300,000 300,000    
Mortgage service fees   100 200 200 500    
Loans   9,663,781   9,663,781   7,345,941  
Vista Bancshares, Inc              
Goodwill and Intangible Assets              
Goodwill acquired $ 149,365            
Amortization period for acquired intangible assets 10 years            
Core deposit intangible              
Goodwill and Intangible Assets              
Intangibles   $ 47,729   $ 47,729   30,827  
Amortization period   10 years   10 years      
Core deposit intangible | Vista Bancshares, Inc              
Goodwill and Intangible Assets              
Intangibles $ 20,500            
Customer relationship intangible              
Goodwill and Intangible Assets              
Intangibles   $ 9,969   $ 9,969   10,941  
Amortization period   10 years   10 years      
Trade name intangible              
Goodwill and Intangible Assets              
Intangibles   $ 950   $ 950      
Amortization period   10 years   10 years      
Trade name intangible | Vista Bancshares, Inc              
Goodwill and Intangible Assets              
Intangibles $ 1,000            
Acquired technology intangible              
Goodwill and Intangible Assets              
Intangibles   $ 920   $ 920   1,150  
Amortization period   5 years   5 years      
Other intangible assets              
Goodwill and Intangible Assets              
Amortization of acquired identifiable intangibles   $ 2,400 1,900 $ 4,900 3,900    
MSRs              
Goodwill and Intangible Assets              
Intangibles   2,783 2,893 2,783 2,893 2,841 $ 4,835
Amortization of acquired identifiable intangibles       206 233    
Impairment on mortgage servicing rights   $ 0 $ 0 $ 0 $ 0    
MSRs | Discount rate | Minimum              
Goodwill and Intangible Assets              
Servicing assets measurement input (as a percent)   0.095 0.10 0.095 0.10    
MSRs | Discount rate | Maximum              
Goodwill and Intangible Assets              
Servicing assets measurement input (as a percent)   0.10 0.105 0.10 0.105    
MSRs | Constant prepayment speed | Minimum              
Goodwill and Intangible Assets              
Servicing assets measurement input (as a percent)   0.062 0.06 0.062 0.06    
MSRs | Constant prepayment speed | Maximum              
Goodwill and Intangible Assets              
Servicing assets measurement input (as a percent)   0.097 0.128 0.097 0.128    
Small Business Administration ("SBA") servicing rights              
Goodwill and Intangible Assets              
Intangibles   $ 2,281 $ 2,792 $ 2,281 $ 2,792 2,578 $ 2,862
Amortization of acquired identifiable intangibles       220 189    
Impairment on mortgage servicing rights       18 68    
Loans   121,400   121,400   $ 125,500  
Fee income   $ 200 $ 100 $ 400 $ 300    
Small Business Administration ("SBA") servicing rights | Discount rate              
Goodwill and Intangible Assets              
Servicing assets measurement input (as a percent)   0.10 0.106 0.10 0.106    
Small Business Administration ("SBA") servicing rights | Constant prepayment speed              
Goodwill and Intangible Assets              
Servicing assets measurement input (as a percent)   0.162 0.162 0.162 0.162