v3.26.1
Revenue from Contracts with Customers - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Revenue from Contracts with Customers        
Net interest income (expense) $ 170,993 $ 163,583 $ 338,523 $ 324,109
Not in scope of Topic 606 10,549 7,325 17,000 14,471
Total noninterest income 60,281 53,958 113,100 104,435
Total revenue 231,274 217,541 451,623 428,544
Retail Banking        
Revenue from Contracts with Customers        
Net interest income (expense) 132,797 127,047 262,917 253,503
Not in scope of Topic 606 1,955 1,885 3,552 3,756
Total noninterest income 29,111 27,754 57,250 54,405
Total revenue 161,908 154,801 320,167 307,908
Commercial Banking        
Revenue from Contracts with Customers        
Net interest income (expense) 45,102 42,628 89,069 88,566
Not in scope of Topic 606 2,219 1,406 3,557 3,158
Total noninterest income 21,453 19,039 40,057 36,794
Total revenue 66,555 61,667 129,126 125,360
Corporate/Other        
Revenue from Contracts with Customers        
Net interest income (expense) (6,906) (6,092) (13,463) (17,960)
Not in scope of Topic 606 6,375 4,034 9,891 7,557
Total noninterest income 9,717 7,165 15,793 13,236
Total revenue 2,811 1,073 2,330 (4,724)
Service charges on deposit accounts        
Revenue from Contracts with Customers        
Revenue by type of service 8,316 7,830 16,472 15,365
Service charges on deposit accounts | Retail Banking        
Revenue from Contracts with Customers        
Revenue by type of service 7,011 6,631 13,690 12,995
Service charges on deposit accounts | Commercial Banking        
Revenue from Contracts with Customers        
Revenue by type of service 1,188 1,090 2,519 2,153
Service charges on deposit accounts | Corporate/Other        
Revenue from Contracts with Customers        
Revenue by type of service 117 109 263 217
Credit and debit card fees        
Revenue from Contracts with Customers        
Revenue by type of service 14,834 15,340 29,343 29,243
Credit and debit card fees | Commercial Banking        
Revenue from Contracts with Customers        
Revenue by type of service 13,862 14,375 27,368 27,304
Credit and debit card fees | Corporate/Other        
Revenue from Contracts with Customers        
Revenue by type of service 972 965 1,975 1,939
Other service charges and fees        
Revenue from Contracts with Customers        
Revenue by type of service 12,180 11,064 23,732 20,997
Other service charges and fees | Retail Banking        
Revenue from Contracts with Customers        
Revenue by type of service 10,853 9,815 21,233 18,659
Other service charges and fees | Commercial Banking        
Revenue from Contracts with Customers        
Revenue by type of service 766 652 1,387 1,226
Other service charges and fees | Corporate/Other        
Revenue from Contracts with Customers        
Revenue by type of service 561 597 1,112 1,112
Trust and investment services income        
Revenue from Contracts with Customers        
Revenue by type of service 9,074 9,154 18,220 18,524
Trust and investment services income | Retail Banking        
Revenue from Contracts with Customers        
Revenue by type of service 9,074 9,154 18,220 18,524
Other        
Revenue from Contracts with Customers        
Revenue by type of service 5,328 3,245 8,333 5,835
Other | Retail Banking        
Revenue from Contracts with Customers        
Revenue by type of service 218 269 555 471
Other | Commercial Banking        
Revenue from Contracts with Customers        
Revenue by type of service 3,418 1,516 5,226 2,953
Other | Corporate/Other        
Revenue from Contracts with Customers        
Revenue by type of service $ 1,692 $ 1,460 $ 2,552 $ 2,411