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Allowance for Credit Losses - Summary of Activity in Allowance for Loan Losses (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | $ 96,049 | $ 85,941 | $ 85,376 | $ 91,847 | $ 91,847
ACL on PCD Loans |  |  | 2,037 |  |
Charge-offs | (401) | (387) | (1,144) | (613) | (2,392)
Recoveries | 356 | 653 | 1,530 | 1,213 | 3,086
Provision for (Benefit from) Credit Losses | 1,940 | (145) | 10,145 | (6,385) | (7,165)
Ending Balance | 97,944 | 86,062 | 97,944 | 86,062 | 85,376
Off-Balance Sheet, Credit Loss, Liability [Roll Forward] |  |  |  |  |
Beginning Balance | 3,915 | 3,580 | 3,790 | 3,400 | 3,400
ACL on PCD Loans |  |  | 0 |  |
Charge-offs | 0 | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 160 | (115) | 285 | 65 | 390
Ending Balance | 4,075 | 3,465 | 4,075 | 3,465 | 3,790
Credit Loss [Roll Forward] |  |  |  |  |
Beginning Balance | 99,964 | 89,521 | 89,166 | 95,247 | 95,247
ACL on PCD Loans |  |  | 2,037 |  |
Charge-offs | (401) | (387) | (1,144) | (613) | (2,392)
Recoveries | 356 | 653 | 1,530 | 1,213 | 3,086
Provision for (Benefit from) Credit Losses | 2,100 | (260) | 10,430 | (6,320) | (6,775)
Ending Balance | 102,019 | 89,527 | 102,019 | 89,527 | 89,166
Commercial real estate |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 54,992 | 50,403 | 51,140 | 53,693 | 53,693
ACL on PCD Loans |  |  | 1,573 |  |
Charge-offs | 0 | 0 | (294) | 0 | (144)
Recoveries | 1 | 0 | 1 | 3 | 806
Provision for (Benefit from) Credit Losses | 457 | 1,234 | 3,030 | (2,059) | (3,215)
Ending Balance | 55,450 | 51,637 | 55,450 | 51,637 | 51,140
Consumer |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 23,679 | 24,604 | 23,474 | 25,148 | 25,148
ACL on PCD Loans |  |  | 144 |  |
Charge-offs | (166) | (86) | (285) | (279) | (751)
Recoveries | 230 | 572 | 516 | 973 | 1,501
Provision for (Benefit from) Credit Losses | 188 | (1,140) | 82 | (1,892) | (2,424)
Ending Balance | 23,931 | 23,950 | 23,931 | 23,950 | 23,474
Commercial and industrial |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 9,042 | 4,464 | 3,862 | 4,252 | 4,252
ACL on PCD Loans |  |  | 81 |  |
Charge-offs | (235) | (301) | (565) | (334) | (1,470)
Recoveries | 124 | 79 | 1,011 | 215 | 755
Provision for (Benefit from) Credit Losses | 1,048 | 269 | 5,590 | 378 | 325
Ending Balance | 9,979 | 4,511 | 9,979 | 4,511 | 3,862
Construction |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 7,437 | 5,476 | 5,667 | 7,540 | 7,540
ACL on PCD Loans |  |  | 201 |  |
Charge-offs | 0 | 0 | 0 | 0 | (27)
Recoveries | 0 | 0 | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 85 | (525) | 1,654 | (2,589) | (1,846)
Ending Balance | 7,522 | 4,951 | 7,522 | 4,951 | 5,667
Agriculture production |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 883 | 988 | 1,215 | 1,209 | 1,209
ACL on PCD Loans |  |  | 38 |  |
Charge-offs | 0 | 0 | 0 | 0 | 0
Recoveries | 1 | 2 | 2 | 22 | 24
Provision for (Benefit from) Credit Losses | 162 | 17 | (209) | (224) | (18)
Ending Balance | 1,046 | 1,007 | 1,046 | 1,007 | 1,215
Leases |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 16 | 6 | 18 | 5 | 5
ACL on PCD Loans |  |  | 0 |  |
Charge-offs | 0 | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 0 | 0 | (2) | 1 | 13
Ending Balance | 16 | 6 | 16 | 6 | 18
CRE non-owner occupied | Commercial real estate |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 28,055 | 26,434 | 25,739 | 29,380 | 29,380
ACL on PCD Loans |  |  | 746 |  |
Charge-offs | 0 | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 2 | 12
Provision for (Benefit from) Credit Losses | 26 | (406) | 1,596 | (3,354) | (3,653)
Ending Balance | 28,081 | 26,028 | 28,081 | 26,028 | 25,739
CRE owner occupied | Commercial real estate |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 12,071 | 9,874 | 10,691 | 10,861 | 10,861
ACL on PCD Loans |  |  | 63 |  |
Charge-offs | 0 | 0 | 0 | 0 | (18)
Recoveries | 1 | 0 | 1 | 1 | 794
Provision for (Benefit from) Credit Losses | 548 | 589 | 1,865 | (399) | (946)
Ending Balance | 12,620 | 10,463 | 12,620 | 10,463 | 10,691
Multifamily | Commercial real estate |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 11,987 | 12,371 | 12,395 | 11,472 | 11,472
ACL on PCD Loans |  |  | 0 |  |
Charge-offs | 0 | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | (192) | 825 | (600) | 1,724 | 923
Ending Balance | 11,795 | 13,196 | 11,795 | 13,196 | 12,395
Farmland | Commercial real estate |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 2,879 | 1,724 | 2,315 | 1,980 | 1,980
ACL on PCD Loans |  |  | 764 |  |
Charge-offs | 0 | 0 | (294) | 0 | (126)
Recoveries | 0 | 0 | 0 | 0 | 0
Provision for (Benefit from) Credit Losses | 75 | 226 | 169 | (30) | 461
Ending Balance | 2,954 | 1,950 | 2,954 | 1,950 | 2,315
SFR 1-4 1st DT liens | Consumer |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 10,669 | 10,665 | 10,723 | 10,117 | 10,117
ACL on PCD Loans |  |  | 144 |  |
Charge-offs | 0 | 0 | 0 | 0 | (145)
Recoveries | 1 | 1 | 41 | 11 | 13
Provision for (Benefit from) Credit Losses | (359) | (37) | (597) | 501 | 738
Ending Balance | 10,311 | 10,629 | 10,311 | 10,629 | 10,723
SFR HELOCs and junior liens | Consumer |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 10,843 | 11,079 | 10,510 | 11,771 | 11,771
ACL on PCD Loans |  |  | 0 |  |
Charge-offs | 0 | 0 | 0 | 0 | (29)
Recoveries | 153 | 512 | 328 | 797 | 1,127
Provision for (Benefit from) Credit Losses | 595 | (890) | 753 | (1,867) | (2,359)
Ending Balance | 11,591 | 10,701 | 11,591 | 10,701 | 10,510
Other | Consumer |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning Balance | 2,167 | 2,860 | 2,241 | 3,260 | 3,260
ACL on PCD Loans |  |  | 0 |  |
Charge-offs | (166) | (86) | (285) | (279) | (577)
Recoveries | 76 | 59 | 147 | 165 | 361
Provision for (Benefit from) Credit Losses | (48) | (213) | (74) | (526) | (803)
Ending Balance | $ 2,029 | $ 2,620 | $ 2,029 | $ 2,620 | $ 2,241

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