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Loans and Lease Finance Receivables and Allowance for Credit Losses - Summary of loans by type and origination year, according to our internal risk ratings (Detail) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | $ 542,889 | $ 1,683,162
2022 | 1,632,465 | 1,512,519
2021 | 1,438,370 | 1,178,645
2020 | 1,144,796 | 744,349
2019 | 685,020 | 633,929
Prior | 2,560,933 | 2,265,644
Revolving loans amortized cost basis | 817,251 | 1,002,474
Revolving loans converted to term loans | 55,908 | 58,670
Total | 8,877,632 | 9,079,392
Gross charge-off prior | 224 |
Gross charge-off total | 224 |
Commercial real estate loans [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 377,204 | 1,367,018
2022 | 1,339,962 | 1,209,404
2021 | 1,175,469 | 984,873
2020 | 952,006 | 592,100
2019 | 563,872 | 528,353
Prior | 2,232,525 | 1,987,303
Revolving loans amortized cost basis | 163,146 | 176,281
Revolving loans converted to term loans | 38,875 | 39,616
Total | 6,843,059 | 6,884,948
Construction [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 375 | 17,203
2022 | 14,984 | 26,689
2021 | 24,400 | 16,578
2020 | 8,062 | 0
2019 |  | 4,951
Prior | 0 | 0
Revolving loans amortized cost basis | 15,201 | 22,850
Revolving loans converted to term loans |  | 0
Total | 63,022 | 88,271
SBA [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 20,163 | 60,623
2022 | 50,643 | 54,781
2021 | 53,354 | 35,243
2020 | 34,387 | 8,781
2019 | 8,139 | 30,735
Prior | 116,438 | 99,719
Revolving loans amortized cost basis |  | 1,026
Revolving loans converted to term loans |  | 0
Total | 283,124 | 290,908
Gross charge-off prior | 207 |
Gross charge-off total | 207 |
SBA - Paycheck Protection Program (PPP) [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 5,515
2021 | 809 | 3,572
2020 | 2,424 | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term loans | 0 | 0
Total | 3,233 | 9,087
Commercial And Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 124,308 | 159,214
2022 | 154,242 | 135,923
2021 | 109,090 | 81,950
2020 | 94,392 | 103,844
2019 | 78,331 | 48,817
Prior | 108,377 | 85,910
Revolving loans amortized cost basis | 256,354 | 323,945
Revolving loans converted to term loans | 12,970 | 9,080
Total | 938,064 | 948,683
Gross charge-off prior | 16 |
Gross charge-off total | 16 |
Dairy And Livestock And Agribusiness [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 710 | 1,248
2022 | 0 | 2,318
2021 | 2,074 | 1,555
2020 | 1,054 | 786
2019 | 181 | 210
Prior | 413 | 741
Revolving loans amortized cost basis | 345,692 | 419,199
Revolving loans converted to term loans | 1,339 | 7,507
Total | 351,463 | 433,564
Municipal Lease Finance Receivables [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 6,442
2022 | 5,989 | 26,858
2021 | 26,088 | 6,814
2020 | 6,188 | 4,327
2019 | 4,266 | 4,948
Prior | 33,090 | 31,737
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 75,621 | 81,126
SFR mortgage [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 17,581 | 63,761
2022 | 61,882 | 46,748
2021 | 43,841 | 46,762
2020 | 45,453 | 33,585
2019 | 29,521 | 15,836
Prior | 69,554 | 58,944
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans | 339 | 388
Total | 268,171 | 266,024
Consumer Other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 2,548 | 7,653
2022 | 4,763 | 4,283
2021 | 3,245 | 1,298
2020 | 830 | 926
2019 | 710 | 79
Prior | 536 | 1,290
Revolving loans amortized cost basis | 36,858 | 59,173
Revolving loans converted to term loans | 2,385 | 2,079
Total | 51,875 | 76,781
Gross charge-off prior | 1 |
Gross charge-off total | 1 |
Pass [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 530,758 | 1,674,387
2022 | 1,618,621 | 1,499,083
2021 | 1,420,519 | 1,149,567
2020 | 1,091,735 | 690,504
2019 | 622,713 | 599,162
Prior | 2,435,905 | 2,163,284
Revolving loans amortized cost basis | 741,775 | 963,645
Revolving loans converted to term loans | 45,993 | 48,948
Total | 8,508,019 | 8,788,580
Pass [Member] | Commercial real estate loans [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 373,704 | 1,363,733
2022 | 1,327,377 | 1,197,290
2021 | 1,159,196 | 957,965
2020 | 900,512 | 542,827
2019 | 508,645 | 506,613
Prior | 2,119,797 | 1,889,478
Revolving loans amortized cost basis | 160,435 | 175,373
Revolving loans converted to term loans | 38,875 | 39,616
Total | 6,588,541 | 6,672,895
Pass [Member] | Construction [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 375 | 17,203
2022 | 14,984 | 26,689
2021 | 24,400 | 16,578
2020 | 8,062 | 0
2019 | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 15,201 | 22,850
Revolving loans converted to term loans |  | 0
Total | 63,022 | 83,320
Pass [Member] | SBA [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 20,163 | 60,623
2022 | 50,643 | 54,781
2021 | 53,354 | 35,243
2020 | 34,387 | 7,460
2019 | 6,249 | 28,886
Prior | 110,538 | 96,473
Revolving loans amortized cost basis |  | 1,026
Revolving loans converted to term loans |  | 0
Total | 275,334 | 284,492
Pass [Member] | SBA - Paycheck Protection Program (PPP) [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 5,515
2021 | 809 | 3,572
2020 | 2,424 | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 3,233 | 9,087
Pass [Member] | Commercial And Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 116,890 | 154,765
2022 | 152,983 | 135,162
2021 | 107,790 | 80,763
2020 | 93,749 | 101,192
2019 | 73,760 | 42,731
Prior | 102,963 | 85,406
Revolving loans amortized cost basis | 248,769 | 305,589
Revolving loans converted to term loans | 6,218 | 7,775
Total | 903,122 | 913,383
Pass [Member] | Dairy And Livestock And Agribusiness [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 247 | 207
2022 | 0 | 2,318
2021 | 2,074 | 1,515
2020 | 1,054 | 187
2019 | 120 | 69
Prior | 205 | 628
Revolving loans amortized cost basis | 280,524 | 400,229
Revolving loans converted to term loans | 0 | 450
Total | 284,224 | 405,603
Pass [Member] | Municipal Lease Finance Receivables [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 6,442
2022 | 5,989 | 26,858
2021 | 26,088 | 6,814
2020 | 6,188 | 4,327
2019 | 4,266 | 4,948
Prior | 32,867 | 31,292
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 75,398 | 80,681
Pass [Member] | SFR mortgage [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 16,831 | 63,761
2022 | 61,882 | 46,748
2021 | 43,841 | 45,819
2020 | 44,529 | 33,585
2019 | 28,963 | 15,836
Prior | 69,010 | 58,730
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 265,056 | 264,479
Pass [Member] | Consumer Other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 2,548 | 7,653
2022 | 4,763 | 3,722
2021 | 2,967 | 1,298
2020 | 830 | 926
2019 | 710 | 79
Prior | 525 | 1,277
Revolving loans amortized cost basis | 36,846 | 58,578
Revolving loans converted to term loans | 900 | 1,107
Total | 50,089 | 74,640
Special Mention [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 11,887 | 7,240
2022 | 5,403 | 13,436
2021 | 17,851 | 12,686
2020 | 30,463 | 36,589
2019 | 49,449 | 28,398
Prior | 84,740 | 78,625
Revolving loans amortized cost basis | 69,684 | 33,783
Revolving loans converted to term loans | 7,890 | 1,397
Total | 277,367 | 212,154
Special Mention [Member] | Commercial real estate loans [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 3,256 | 3,285
2022 | 4,417 | 12,114
2021 | 16,273 | 11,284
2020 | 28,896 | 32,976
2019 | 42,458 | 21,646
Prior | 77,508 | 76,290
Revolving loans amortized cost basis | 1,911 | 908
Revolving loans converted to term loans |  | 0
Total | 174,719 | 158,503
Special Mention [Member] | Construction [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 | 0 | 0
2021 | 0 | 0
2020 | 0 | 0
2019 |  | 4,951
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 4,951
Special Mention [Member] | SBA [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 1,321
2019 | 1,890 | 1,293
Prior | 2,560 | 2,065
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 4,450 | 4,679
Special Mention [Member] | SBA - Paycheck Protection Program (PPP) [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Special Mention [Member] | Commercial And Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 7,418 | 3,955
2022 | 986 | 761
2021 | 1,300 | 459
2020 | 643 | 1,693
2019 | 4,482 | 462
Prior | 4,110 | 8
Revolving loans amortized cost basis | 5,098 | 15,156
Revolving loans converted to term loans | 5,702 | 544
Total | 29,739 | 23,038
Special Mention [Member] | Dairy And Livestock And Agribusiness [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 463 | 0
2022 | 0 | 0
2021 | 0 | 0
2020 | 0 | 599
2019 | 61 | 46
Prior | 0 | 0
Revolving loans amortized cost basis | 62,670 | 17,129
Revolving loans converted to term loans | 1,304 | 853
Total | 64,498 | 18,627
Special Mention [Member] | Municipal Lease Finance Receivables [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior | 223 | 262
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 223 | 262
Special Mention [Member] | SFR mortgage [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 750 | 0
2022 |  | 0
2021 |  | 943
2020 | 924 | 0
2019 | 558 | 0
Prior | 339 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 2,571 | 943
Special Mention [Member] | Consumer Other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 561
2021 | 278 | 0
2020 |  | 0
2019 |  | 0
Prior |  | 0
Revolving loans amortized cost basis | 5 | 590
Revolving loans converted to term loans | 884 | 0
Total | 1,167 | 1,151
Substandard [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 244 | 1,535
2022 | 8,441 | 0
2021 |  | 16,392
2020 | 22,598 | 17,256
2019 | 12,858 | 6,369
Prior | 40,288 | 23,735
Revolving loans amortized cost basis | 5,792 | 5,046
Revolving loans converted to term loans | 2,025 | 8,325
Total | 92,246 | 78,658
Substandard [Member] | Commercial real estate loans [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 244 | 0
2022 | 8,168 | 0
2021 | 0 | 15,624
2020 | 22,598 | 16,297
2019 | 12,769 | 94
Prior | 35,220 | 21,535
Revolving loans amortized cost basis | 800 | 0
Revolving loans converted to term loans |  | 0
Total | 79,799 | 53,550
Substandard [Member] | Construction [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 | 0 | 0
2021 | 0 | 0
2020 | 0 | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Substandard [Member] | SBA [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 556
Prior | 3,340 | 1,181
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 3,340 | 1,737
Substandard [Member] | SBA - Paycheck Protection Program (PPP) [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Substandard [Member] | Commercial And Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 494
2022 | 273 | 0
2021 |  | 728
2020 |  | 959
2019 | 89 | 5,624
Prior | 1,304 | 496
Revolving loans amortized cost basis | 2,487 | 3,200
Revolving loans converted to term loans | 1,050 | 761
Total | 5,203 | 12,262
Substandard [Member] | Dairy And Livestock And Agribusiness [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 1,041
2022 | 0 | 0
2021 | 0 | 40
2020 | 0 | 0
2019 | 0 | 95
Prior | 208 | 113
Revolving loans amortized cost basis | 2,498 | 1,841
Revolving loans converted to term loans | 35 | 6,204
Total | 2,741 | 9,334
Substandard [Member] | Municipal Lease Finance Receivables [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior |  | 183
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 183
Substandard [Member] | SFR mortgage [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior | 205 | 214
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans | 339 | 388
Total | 544 | 602
Substandard [Member] | Consumer Other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior | 11 | 13
Revolving loans amortized cost basis | 7 | 5
Revolving loans converted to term loans | 601 | 972
Total | 619 | 990
Doubtful [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior |  | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Doubtful [Member] | Commercial real estate loans [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 | 0 | 0
2021 | 0 | 0
2020 | 0 | 0
2019 |  | 0
Prior |  | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Doubtful [Member] | Construction [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 | 0 | 0
2021 | 0 | 0
2020 | 0 | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total | 0 | 0
Doubtful [Member] | SBA [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Doubtful [Member] | SBA - Paycheck Protection Program (PPP) [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior | 0 | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Doubtful [Member] | Commercial And Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 |  | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior |  | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Doubtful [Member] | Dairy And Livestock And Agribusiness [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 | 0 | 0
2021 | 0 | 0
2020 | 0 | 0
2019 | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term loans | 0 | 0
Total | 0 | 0
Doubtful [Member] | Municipal Lease Finance Receivables [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior |  | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Doubtful [Member] | SFR mortgage [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior |  | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | 0
Doubtful [Member] | Consumer Other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2023 | 0 | 0
2022 |  | 0
2021 |  | 0
2020 |  | 0
2019 |  | 0
Prior |  | 0
Revolving loans amortized cost basis |  | 0
Revolving loans converted to term loans |  | 0
Total |  | $ 0

X
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- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated more than five years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 + Details
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- Definition Amortized cost of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 + Details
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