v3.26.3
Segments - Schedule of Financial Information by Reportable Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Segment Reporting [Line Items]          
Interest income $ 72,292 $ 64,891 $ 210,221 $ 192,237  
Interest expense 19,214 12,871 56,816 46,524  
Net interest income 53,078 52,020 153,405 145,713  
Provision for credit losses 4,903 4,650 11,502 10,977  
Provision for (release of) credit losses on unfunded commitments (54) 217 216 217  
Net interest income after provision for credit losses 48,229 47,153 141,687 134,519  
Noninterest income          
Loan servicing rights (government guaranteed) 523 368 1,312 250  
Other income (loss) 1,182 (440) 2,934 1,788  
Total noninterest income 15,039 11,068 42,773 36,723  
Noninterest expenses          
Salaries and employee benefits 21,116 17,728 61,500 54,255  
Occupancy and equipment 4,144 2,849 11,648 8,754  
Professional fees 4,919 2,131 14,009 6,665  
Data processing 7,708 7,654 23,026 22,286  
Advertising 1,566 1,714 4,848 4,864  
Loan processing 543 1,114 3,401 2,836  
Merger-related expenses 1,577 697 1,577 3,361  
Operational and other card fraud related losses 930 923 2,310 2,759  
Regulatory assessment expenses 930 740 2,796 2,513  
Other operating 2,289 2,804 7,474 7,686  
Total noninterest expenses 45,722 38,354 132,589 115,979  
Income before income taxes 17,546 19,867 51,871 55,263  
Total assets 3,802,553 3,389,442 3,802,553 3,389,442 $ 3,606,207
Other segment assets 3,500,563 3,159,579 3,500,563 3,159,579 3,309,902
Consumer | Credit card          
Segment Reporting [Line Items]          
Provision for credit losses 3,587 2,797 10,281 7,606  
Service charges on deposits          
Noninterest income          
Noninterest income 418 425 1,230 945  
Credit card fees          
Noninterest income          
Noninterest income 4,520 4,509 13,607 12,529  
Mortgage banking revenue          
Noninterest income          
Noninterest income 1,849 1,927 5,365 5,512  
Government lending revenue          
Noninterest income          
Noninterest income 1,474 14 3,604 4,222  
Government loan servicing revenue          
Noninterest income          
Noninterest income 5,073 4,265 14,721 11,477  
Noninterest expenses          
Gross revenue 6,700 5,300 18,900 14,600  
Servicing fees 1,700 1,100 4,200 3,200  
Commercial Bank          
Segment Reporting [Line Items]          
Interest income 55,580 49,035 162,024 147,128  
Interest expense 19,128 12,768 56,494 46,273  
Net interest income 36,452 36,267 105,530 100,855  
Provision for credit losses 1,316 1,852 1,221 3,457  
Provision for (release of) credit losses on unfunded commitments (54) 217 216 217  
Net interest income after provision for credit losses 35,190 34,198 104,093 97,181  
Noninterest income          
Loan servicing rights (government guaranteed) 523 368 1,312 250  
Other income (loss) 877 (557) 2,202 1,215  
Total noninterest income 2,117 (509) 5,349 4,511  
Noninterest expenses          
Salaries and employee benefits 11,879 10,559 36,017 32,275  
Occupancy and equipment 2,441 1,635 6,626 5,115  
Professional fees 2,469 1,079 7,170 3,802  
Data processing 442 350 1,439 1,244  
Advertising 1,183 694 2,666 2,207  
Loan processing 266 740 2,269 1,867  
Merger-related expenses 1,577 697 1,577 3,361  
Operational and other card fraud related losses 73 0 210 131  
Regulatory assessment expenses 563 788 1,744 2,513  
Other operating 1,332 1,493 3,749 4,719  
Total noninterest expenses 22,225 18,035 63,467 57,234  
Income before income taxes 15,082 15,654 45,975 44,458  
Total assets $ 3,607,589 $ 3,213,222 $ 3,607,589 $ 3,213,222 3,407,326
Return on assets 1.66% 1.93% 1.70% 1.85%  
Efficiency ratio 57.60% 50.40% 57.20% 54.30%  
Other segment assets $ 3,336,294 $ 3,008,989 $ 3,336,294 $ 3,008,989 3,141,201
Commercial Bank | Service charges on deposits          
Noninterest income          
Noninterest income 418 425 1,230 945  
Commercial Bank | Credit card fees          
Noninterest income          
Noninterest income 0 0 0 0  
Commercial Bank | Mortgage banking revenue          
Noninterest income          
Noninterest income 490 315 1,184 1,043  
Commercial Bank | Government lending revenue          
Noninterest income          
Noninterest income 1,474 14 3,604 4,222  
Commercial Bank | Government loan servicing revenue          
Noninterest income          
Noninterest income (1,665) (1,074) (4,183) (3,164)  
OpenSky™          
Segment Reporting [Line Items]          
Interest income 16,517 15,628 47,573 44,566  
Interest expense 0 0 0 0  
Net interest income 16,517 15,628 47,573 44,566  
Provision for credit losses 3,587 2,798 10,281 7,520  
Provision for (release of) credit losses on unfunded commitments 0 0 0 0  
Net interest income after provision for credit losses 12,930 12,830 37,292 37,046  
Noninterest income          
Loan servicing rights (government guaranteed) 0 0 0 0  
Other income (loss) 31 (33) 73 3  
Total noninterest income 4,551 4,476 13,680 12,532  
Noninterest expenses          
Salaries and employee benefits 4,319 3,271 11,998 10,019  
Occupancy and equipment 1,064 632 3,229 1,693  
Professional fees 1,736 571 4,825 1,714  
Data processing 7,152 7,154 21,242 20,633  
Advertising 143 833 1,333 2,177  
Loan processing 5 15 323 58  
Merger-related expenses 0 0 0 0  
Operational and other card fraud related losses 812 923 2,055 2,628  
Regulatory assessment expenses 232 (30) 661 0  
Other operating 262 587 1,616 1,441  
Total noninterest expenses 15,725 13,956 47,282 40,363  
Income before income taxes 1,756 3,350 3,690 9,215  
Total assets 144,462 134,422 144,462 134,422 140,914
Other segment assets 136,630 126,721 136,630 126,721 132,875
OpenSky™ | Service charges on deposits          
Noninterest income          
Noninterest income 0 0 0 0  
OpenSky™ | Credit card fees          
Noninterest income          
Noninterest income 4,520 4,509 13,607 12,529  
OpenSky™ | Mortgage banking revenue          
Noninterest income          
Noninterest income 0 0 0 0  
OpenSky™ | Government lending revenue          
Noninterest income          
Noninterest income 0 0 0 0  
OpenSky™ | Government loan servicing revenue          
Noninterest income          
Noninterest income 0 0 0 0  
Windsor Advantage™          
Segment Reporting [Line Items]          
Interest income 0 0 0 0  
Interest expense 0 0 0 0  
Net interest income 0 0 0 0  
Provision for credit losses 0 0 0 0  
Provision for (release of) credit losses on unfunded commitments 0 0 0 0  
Net interest income after provision for credit losses 0 0 0 0  
Noninterest income          
Loan servicing rights (government guaranteed) 0 0 0 0  
Other income (loss) 5 0 5 0  
Total noninterest income 6,743 5,339 18,909 14,641  
Noninterest expenses          
Salaries and employee benefits 3,095 2,455 8,384 7,370  
Occupancy and equipment 436 416 1,219 1,495  
Professional fees 287 198 836 389  
Data processing 62 97 188 283  
Advertising 123 76 480 215  
Loan processing 1 67 32 128  
Merger-related expenses 0 0 0 0  
Operational and other card fraud related losses 23 0 23 0  
Regulatory assessment expenses 70 (11) 200 0  
Other operating 563 614 1,726 1,222  
Total noninterest expenses 4,660 3,912 13,088 11,102  
Income before income taxes 2,083 1,427 5,821 3,539  
Total assets 28,508 21,743 28,508 21,743 25,993
Other segment assets 5,645 3,814 5,645 3,814 3,852
Windsor Advantage™ | Service charges on deposits          
Noninterest income          
Noninterest income 0 0 0 0  
Windsor Advantage™ | Credit card fees          
Noninterest income          
Noninterest income 0 0 0 0  
Windsor Advantage™ | Mortgage banking revenue          
Noninterest income          
Noninterest income 0 0 0 0  
Windsor Advantage™ | Government lending revenue          
Noninterest income          
Noninterest income 0 0 0 0  
Windsor Advantage™ | Government loan servicing revenue          
Noninterest income          
Noninterest income 6,738 5,339 18,904 14,641  
CBHL          
Segment Reporting [Line Items]          
Interest income 195 228 624 543  
Interest expense 86 103 322 251  
Net interest income 109 125 302 292  
Provision for credit losses 0 0 0 0  
Provision for (release of) credit losses on unfunded commitments 0 0 0 0  
Net interest income after provision for credit losses 109 125 302 292  
Noninterest income          
Loan servicing rights (government guaranteed) 0 0 0 0  
Other income (loss) 269 150 654 570  
Total noninterest income 1,628 1,762 4,835 5,039  
Noninterest expenses          
Salaries and employee benefits 1,823 1,443 5,101 4,591  
Occupancy and equipment 203 166 574 451  
Professional fees 427 283 1,178 760  
Data processing 52 53 157 126  
Advertising 117 111 369 265  
Loan processing 271 292 777 783  
Merger-related expenses 0 0 0 0  
Operational and other card fraud related losses 22 0 22 0  
Regulatory assessment expenses 65 (7) 191 0  
Other operating 132 110 383 304  
Total noninterest expenses 3,112 2,451 8,752 7,280  
Income before income taxes (1,375) (564) (3,615) (1,949)  
Total assets 21,994 20,055 21,994 20,055 31,974
Other segment assets   20,055   20,055 $ 31,974
CBHL | Service charges on deposits          
Noninterest income          
Noninterest income 0 0 0 0  
CBHL | Credit card fees          
Noninterest income          
Noninterest income 0 0 0 0  
CBHL | Mortgage banking revenue          
Noninterest income          
Noninterest income 1,359 1,612 4,181 4,469  
CBHL | Government lending revenue          
Noninterest income          
Noninterest income 0 0 0 0  
CBHL | Government loan servicing revenue          
Noninterest income          
Noninterest income $ 0 $ 0 $ 0 $ 0