v3.26.1
Goodwill, Core Deposit Intangible and Other Intangible Assets - Summary of Changes in Goodwill, Core Deposit Intangible Assets and Customer Relationship Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Schedule Of Goodwill And Intangible Assets [Line Items]        
Beginning balance, Goodwill $ 181,852 $ 181,705 $ 181,852 $ 181,705
Additions   147   147
Ending balance, Goodwill 181,852 181,852 181,852 181,852
Amortization (1,235) (1,499) (2,470) (2,617)
Core Deposits        
Schedule Of Goodwill And Intangible Assets [Line Items]        
Beginning balance 16,656 14,230 17,824 15,281
Additions   7,880 0 7,880
Amortization (1,168) (1,432) (2,336) (2,483)
Ending balance 15,488 20,678 15,488 20,678
Accumulated amortization $ 65,108 $ 59,918 $ 65,108 $ 59,918
Weighted average remaining amortization period 7 years 4 months 24 days 8 years 1 month 6 days 7 years 4 months 24 days 8 years 1 month 6 days
Customer Relationships        
Schedule Of Goodwill And Intangible Assets [Line Items]        
Beginning balance $ 777 $ 1,045 $ 844 $ 1,112
Amortization (67) (67) (134) (134)
Ending balance 710 978 710 978
Accumulated amortization $ 2,506 $ 2,238 $ 2,506 $ 2,238
Weighted average remaining amortization period 2 years 8 months 12 days 3 years 8 months 12 days 2 years 8 months 12 days 3 years 8 months 12 days