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Allowance for Credit Losses - Summary of Activity in Allowance for Loan Losses (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | $ 121,522 | $ 105,680 | $ 105,680
Charge-offs | (1,275) | (1,758) | (8,140)
Recoveries | 132 | 170 | 1,527
Provision for (Benefit from) Credit Losses | 4,015 | 4,315 | 22,455
Ending Balance | 124,394 | 108,407 | 121,522
Off-Balance Sheet, Credit Loss, Liability [Roll Forward] |  |  |
Beginning Balance | 5,850 | 4,315 | 4,315
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 290 | (120) | 1,535
Ending Balance | 6,140 | 4,195 | 5,850
Credit Loss [Roll Forward] |  |  |
Beginning Balance | 127,372 | 109,995 | 109,995
Charge-offs | (1,275) | (1,758) | (8,140)
Recoveries | 132 | 170 | 1,527
Provision for (Benefit from) Credit Losses | 4,305 | 4,195 | 23,990
Ending Balance | 130,534 | 112,602 | 127,372
Commercial real estate |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 68,864 | 61,381 | 61,381
Charge-offs | 0 | 0 | (3,637)
Recoveries | 0 | 0 | 2
Provision for (Benefit from) Credit Losses | 3,311 | 3,556 | 11,118
Ending Balance | 72,175 | 64,937 | 68,864
Consumer |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 27,453 | 24,639 | 24,639
Charge-offs | (308) | (184) | (624)
Recoveries | 89 | 116 | 1,175
Provision for (Benefit from) Credit Losses | 207 | 325 | 2,263
Ending Balance | 27,441 | 24,896 | 27,453
Commercial and industrial |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 12,750 | 13,597 | 13,597
Charge-offs | (130) | (1,574) | (3,879)
Recoveries | 22 | 53 | 316
Provision for (Benefit from) Credit Losses | (775) | (7) | 2,716
Ending Balance | 11,867 | 12,069 | 12,750
Construction |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 8,856 | 5,142 | 5,142
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 306 | 513 | 3,714
Ending Balance | 9,162 | 5,655 | 8,856
Agriculture production |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 3,589 | 906 | 906
Charge-offs | (837) | 0 | 0
Recoveries | 21 | 1 | 34
Provision for (Benefit from) Credit Losses | 935 | (74) | 2,649
Ending Balance | 3,708 | 833 | 3,589
Leases |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 10 | 15 | 15
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 31 | 2 | (5)
Ending Balance | 41 | 17 | 10
CRE non-owner occupied | Commercial real estate |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 35,077 | 30,962 | 30,962
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 1,610 | 2,001 | 4,115
Ending Balance | 36,687 | 32,963 | 35,077
CRE owner occupied | Commercial real estate |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 15,081 | 14,014 | 14,014
Charge-offs | 0 | 0 | (3,637)
Recoveries | 0 | 0 | 2
Provision for (Benefit from) Credit Losses | 1,030 | 545 | 4,702
Ending Balance | 16,111 | 14,559 | 15,081
Multifamily | Commercial real estate |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 14,418 | 13,132 | 13,132
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 1,264 | 741 | 1,286
Ending Balance | 15,682 | 13,873 | 14,418
Farmland | Commercial real estate |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 4,288 | 3,273 | 3,273
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | (593) | 269 | 1,015
Ending Balance | 3,695 | 3,542 | 4,288
SFR 1-4 1st DT liens | Consumer |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 14,009 | 11,268 | 11,268
Charge-offs | (26) | 0 | 0
Recoveries | 0 | 0 | 262
Provision for (Benefit from) Credit Losses | 157 | 652 | 2,479
Ending Balance | 14,140 | 11,920 | 14,009
SFR HELOCs and junior liens | Consumer |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 10,273 | 11,413 | 11,413
Charge-offs | (32) | (42) | (66)
Recoveries | 49 | 65 | 723
Provision for (Benefit from) Credit Losses | (348) | (522) | (1,797)
Ending Balance | 9,942 | 10,914 | 10,273
Other | Consumer |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Beginning Balance | 3,171 | 1,958 | 1,958
Charge-offs | (250) | (142) | (558)
Recoveries | 40 | 51 | 190
Provision for (Benefit from) Credit Losses | 398 | 195 | 1,581
Ending Balance | $ 3,359 | $ 2,062 | $ 3,171

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