v3.26.1
Loans and ACL - Summary of Change in the ACL by Loan Segment (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Financing Receivable Impaired [Line Items]    
ACL, beginning of period $ 19,444 [1] $ 23,023
(Recovery of) provision for credit losses - loans (600) 0
Charge-offs (2,263) (2,789)
Recoveries 2,603 2,892
Net recoveries (charge-offs) 340 103
ACL, end of period 19,184 23,126
Commercial and Industrial [Member]    
Financing Receivable Impaired [Line Items]    
ACL, beginning of period 4,337 5,767
(Recovery of) provision for credit losses - loans (972) (189)
Charge-offs (2,011) (2,123)
Recoveries 2,492 2,078
Net recoveries (charge-offs) 481 (45)
ACL, end of period 3,846 5,533
Construction, Commercial [Member] | Real Estate [Member]    
Financing Receivable Impaired [Line Items]    
ACL, beginning of period 678 2,057
(Recovery of) provision for credit losses - loans (23) (65)
Charge-offs 0 0
Recoveries 0 0
Net recoveries (charge-offs) 0 0
ACL, end of period 655 1,992
Construction, Residential [Member] | Real Estate [Member]    
Financing Receivable Impaired [Line Items]    
ACL, beginning of period 264 540
(Recovery of) provision for credit losses - loans (56) 12
Charge-offs 0 0
Recoveries 0 0
Net recoveries (charge-offs) 0 0
ACL, end of period 208 552
Commercial [Member] | Real Estate [Member]    
Financing Receivable Impaired [Line Items]    
ACL, beginning of period 5,959 5,963
(Recovery of) provision for credit losses - loans 317 (240)
Charge-offs 0 (63)
Recoveries 0 338
Net recoveries (charge-offs) 0 275
ACL, end of period 6,276 5,998
Residential [Member] | Real Estate [Member]    
Financing Receivable Impaired [Line Items]    
ACL, beginning of period 7,655 7,933
(Recovery of) provision for credit losses - loans (54) 253
Charge-offs 0 (16)
Recoveries 1 1
Net recoveries (charge-offs) 1 (15)
ACL, end of period 7,602 8,171
Farmland [Member] | Real Estate [Member]    
Financing Receivable Impaired [Line Items]    
ACL, beginning of period 14 18
(Recovery of) provision for credit losses - loans (2) 0
Charge-offs 0 0
Recoveries 0 0
Net recoveries (charge-offs) 0 0
ACL, end of period 12 18
Consumer [Member]    
Financing Receivable Impaired [Line Items]    
ACL, beginning of period 537 745
(Recovery of) provision for credit losses - loans 190 229
Charge-offs (252) (587)
Recoveries 110 475
Net recoveries (charge-offs) (142) (112)
ACL, end of period $ 585 $ 862
[1] Derived from audited December 31, 2025 Consolidated Financial Statements.