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Loans (Detail) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | --- | --- | ---
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | $ 6,820,774 | $ 6,768,523 |  |
Total principal balance of loans owed, net of charge-offs | 6,854,102 | 6,804,113 |  |
Unamortized net deferred loan fees | (15,013) | (15,283) |  |
Discounts to principal balance of loans owed, net of charge-offs | (18,315) | (20,307) |  |
Allowance for credit losses on loans | (128,423) | (125,366) | $ (124,394) | $ (121,522)
Commercial real estate |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 4,634,446 | 4,577,632 |  |
Allowance for credit losses on loans | (72,180) | (72,849) | (72,175) | (68,864)
Consumer |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 1,279,878 | 1,281,059 |  |
Allowance for credit losses on loans | (25,540) | (27,463) | (27,441) | (27,453)
Commercial and industrial |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 457,189 | 471,271 |  |
Allowance for credit losses on loans | (17,561) | (14,397) | (11,867) | (12,750)
Construction |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 298,319 | 279,933 |  |
Allowance for credit losses on loans | (10,346) | (7,224) | (9,162) | (8,856)
Agriculture production |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 144,588 | 151,822 |  |
Allowance for credit losses on loans | (2,768) | (3,403) | (3,708) | (3,589)
Leases |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 6,354 | 6,806 |  |
Allowance for credit losses on loans | (28) | (30) | (41) | (10)
CRE non-owner occupied | Commercial real estate |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 2,359,104 | 2,323,036 |  |
Allowance for credit losses on loans | (39,670) | (37,229) | (36,687) | (35,077)
CRE owner occupied | Commercial real estate |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 986,721 | 961,415 |  |
Allowance for credit losses on loans | (12,169) | (15,747) | (16,111) | (15,081)
Multifamily | Commercial real estate |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 1,026,566 | 1,028,035 |  |
Allowance for credit losses on loans | (15,604) | (15,913) | (15,682) | (14,418)
Farmland | Commercial real estate |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 262,055 | 265,146 |  |
Allowance for credit losses on loans | (4,737) | (3,960) | (3,695) | (4,288)
SFR 1-4 1st DT liens | Consumer |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 852,719 | 859,660 |  |
Allowance for credit losses on loans | (10,995) | (14,227) | (14,140) | (14,009)
SFR HELOCs and junior liens | Consumer |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 373,970 | 363,420 |  |
Allowance for credit losses on loans | (11,650) | (10,411) | (9,942) | (10,273)
Other | Consumer |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |
Total | 53,189 | 57,979 |  |
Allowance for credit losses on loans | $ (2,895) | $ (2,825) | $ (3,359) | $ (3,171)

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