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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Schedule of Allowance for Credit Losses (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | $ 130,924 | $ 137,804
Charge-offs | (21,114) | (9,170)
Recoveries | 2,463 | 1,944
Provision (benefit) for credit losses on loans and leases | 18,008 | 15,269
Ending balance | 130,281 | 145,847
Commercial and industrial, including specialty lending |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 17,582 | 12,702
Charge-offs | (160) | (301)
Recoveries | 231 | 360
Provision (benefit) for credit losses on loans and leases | 2,397 | (1,996)
Ending balance | 20,050 | 10,765
Multifamily |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 14,541 | 4,477
Charge-offs | 0 | 0
Recoveries | 0 | 337
Provision (benefit) for credit losses on loans and leases | 543 | 2,623
Ending balance | 15,084 | 7,437
Commercial real estate owner occupied |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 6,454 | 3,213
Charge-offs | 0 | 0
Recoveries | 0 | 7
Provision (benefit) for credit losses on loans and leases | 2,018 | 621
Ending balance | 8,472 | 3,841
Commercial real estate non-owner occupied |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 11,219 | 6,210
Charge-offs | (4,239) | 0
Recoveries | 5 | 8
Provision (benefit) for credit losses on loans and leases | 4,047 | (263)
Ending balance | 11,032 | 5,955
Construction |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 1,913 | 692
Charge-offs | 0 | 0
Recoveries | 116 | 113
Provision (benefit) for credit losses on loans and leases | 307 | 134
Ending balance | 2,336 | 939
Residential real estate |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 6,094 | 2,383
Charge-offs | 0 | (4)
Recoveries | 2 | 6
Provision (benefit) for credit losses on loans and leases | 757 | 2,300
Ending balance | 6,853 | 4,685
Manufactured housing |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 4,430 | 4,278
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provision (benefit) for credit losses on loans and leases | (91) | 64
Ending balance | 4,339 | 4,342
Installment |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 68,691 | 103,849
Charge-offs | (16,715) | (8,865)
Recoveries | 2,109 | 1,113
Provision (benefit) for credit losses on loans and leases | 8,030 | 11,786
Ending balance | $ 62,115 | $ 107,883

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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