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Loans and Leases Receivable and Allowance for Credit Losses - Credit Ratings of Covered and Non-Covered Loan Portfolio (Detail) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
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Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | $ 1,240,838 |
2019 | 1,658,063 |
2018 | 807,657 |
2017 | 1,147,074 |
2016 | 657,408 |
2015 | 1,274,192 |
Revolving loans amortized cost basis | 915,660 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 7,700,892 | $ 7,318,988
Financing receivable, at amortized cost or lower of cost or market |  | 7,316,903
Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 6,067,089 | 5,690,820
Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 1,633,803 | 1,628,168
Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 5,442,307
Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 111,157
Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 139,744
Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 1,597,188
Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 26,507
Commercial loans and leases receivable | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 914,239 |
2019 | 849,986 |
2018 | 683,709 |
2017 | 1,129,197 |
2016 | 612,618 |
2015 | 1,126,535 |
Revolving loans amortized cost basis | 750,805 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 6,067,089 |
Multi-family |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 1,950,300 | 1,909,274
Multi-family | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 139,734 |
2019 | 23,396 |
2018 | 305,351 |
2017 | 666,691 |
2016 | 296,204 |
2015 | 518,924 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 1,950,300 | 1,907,331
Multi-family | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 1,816,200
Multi-family | Pass/Satisfactory | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 139,734 |
2019 | 23,396 |
2018 | 305,351 |
2017 | 626,402 |
2016 | 271,981 |
2015 | 485,023 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 1,851,887 |
Multi-family | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 69,637
Multi-family | Special mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 22,430 |
2016 | 10,424 |
2015 | 26,836 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 59,690 |
Multi-family | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 23,437
Multi-family | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 17,859 |
2016 | 13,799 |
2015 | 7,065 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 38,723 |
Multi-family | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 0 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 0 |
Multi-family | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Multi-family | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Commercial and industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 2,220,715 | 1,889,980
Commercial and industrial | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 583,934 |
2019 | 429,191 |
2018 | 168,224 |
2017 | 134,898 |
2016 | 56,666 |
2015 | 99,452 |
Revolving loans amortized cost basis | 748,350 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 2,220,715 |
Commercial and industrial | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 1,841,074
Commercial and industrial | Pass/Satisfactory | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 564,313 |
2019 | 418,961 |
2018 | 153,659 |
2017 | 118,548 |
2016 | 48,470 |
2015 | 81,179 |
Revolving loans amortized cost basis | 739,151 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 2,124,281 |
Commercial and industrial | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 26,285
Commercial and industrial | Special mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 13,200 |
2019 | 1,193 |
2018 | 222 |
2017 | 14,739 |
2016 | 112 |
2015 | 15,348 |
Revolving loans amortized cost basis | 1,315 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 46,129 |
Commercial and industrial | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 22,621
Commercial and industrial | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 6,421 |
2019 | 9,037 |
2018 | 14,343 |
2017 | 1,611 |
2016 | 8,084 |
2015 | 2,925 |
Revolving loans amortized cost basis | 7,884 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 50,305 |
Commercial and industrial | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 0 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 0 |
Commercial and industrial | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Commercial and industrial | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Commercial real estate owner occupied |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 557,595 | 552,007
Commercial real estate owner occupied | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 46,303 |
2019 | 185,921 |
2018 | 88,769 |
2017 | 81,045 |
2016 | 50,445 |
2015 | 104,371 |
Revolving loans amortized cost basis | 741 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 557,595 |
Commercial real estate owner occupied | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 536,777
Commercial real estate owner occupied | Pass/Satisfactory | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 46,303 |
2019 | 185,921 |
2018 | 88,291 |
2017 | 71,438 |
2016 | 48,202 |
2015 | 93,679 |
Revolving loans amortized cost basis | 741 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 534,575 |
Commercial real estate owner occupied | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 8,286
Commercial real estate owner occupied | Special mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 478 |
2017 | 9,260 |
2016 | 0 |
2015 | 245 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 9,983 |
Commercial real estate owner occupied | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 6,944
Commercial real estate owner occupied | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 347 |
2016 | 2,243 |
2015 | 10,447 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 13,037 |
Commercial real estate owner occupied | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 0 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 0 |
Commercial real estate owner occupied | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Commercial real estate owner occupied | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Commercial real estate non-owner occupied |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 1,215,516 | 1,223,529
Commercial real estate non-owner occupied | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 135,589 |
2019 | 113,247 |
2018 | 116,794 |
2017 | 246,563 |
2016 | 199,535 |
2015 | 403,788 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 1,215,516 |
Commercial real estate non-owner occupied | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 1,129,838
Commercial real estate non-owner occupied | Pass/Satisfactory | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 135,589 |
2019 | 113,247 |
2018 | 116,794 |
2017 | 225,952 |
2016 | 197,116 |
2015 | 346,107 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 1,134,805 |
Commercial real estate non-owner occupied | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 6,949
Commercial real estate non-owner occupied | Special mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 10,559 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 10,559 |
Commercial real estate non-owner occupied | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 86,742
Commercial real estate non-owner occupied | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 20,611 |
2016 | 2,419 |
2015 | 47,122 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 70,152 |
Commercial real estate non-owner occupied | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 0 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 0 |
Commercial real estate non-owner occupied | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Commercial real estate non-owner occupied | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 122,963 | 118,418
Construction | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 8,679 |
2019 | 98,231 |
2018 | 4,571 |
2017 | 0 |
2016 | 9,768 |
2015 | 0 |
Revolving loans amortized cost basis | 1,714 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 122,963 | 117,617
Construction | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 118,418
Construction | Pass/Satisfactory | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 8,679 |
2019 | 98,231 |
2018 | 4,571 |
2017 | 0 |
2016 | 9,768 |
2015 | 0 |
Revolving loans amortized cost basis | 1,714 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 122,963 |
Construction | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Construction | Special mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 0 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 0 |
Construction | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Construction | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 0 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 0 |
Construction | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 0 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 0 |
Construction | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Construction | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Consumer loans | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 326,599 |
2019 | 808,077 |
2018 | 123,948 |
2017 | 17,877 |
2016 | 44,790 |
2015 | 147,657 |
Revolving loans amortized cost basis | 164,855 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 1,633,803 |
Residential real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 335,452 | 375,014
Residential real estate | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 7,514 |
2019 | 15,252 |
2018 | 7,807 |
2017 | 13,031 |
2016 | 44,233 |
2015 | 82,760 |
Revolving loans amortized cost basis | 164,855 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 335,452 | 382,634
Residential real estate | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Residential real estate | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Residential real estate | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Residential real estate | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 362,962
Residential real estate | Performing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 7,514 |
2019 | 15,252 |
2018 | 7,647 |
2017 | 12,246 |
2016 | 42,883 |
2015 | 78,365 |
Revolving loans amortized cost basis | 161,575 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 325,482 |
Residential real estate | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 12,052
Residential real estate | Non-performing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 160 |
2017 | 785 |
2016 | 1,350 |
2015 | 4,395 |
Revolving loans amortized cost basis | 3,280 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 9,970 |
Manufactured housing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 64,638 | 70,398
Manufactured housing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 307 |
2018 | 632 |
2017 | 79 |
2016 | 42 |
2015 | 63,578 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 64,638 | 71,359
Manufactured housing | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Manufactured housing | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Manufactured housing | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Manufactured housing | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 63,250
Manufactured housing | Performing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 307 |
2018 | 632 |
2017 | 79 |
2016 | 42 |
2015 | 59,193 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 60,253 |
Manufactured housing | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 7,148
Manufactured housing | Non-performing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
2016 | 0 |
2015 | 4,385 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 4,385 |
Installment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable | 1,233,713 | 1,178,283
Installment | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 319,085 |
2019 | 792,518 |
2018 | 115,509 |
2017 | 4,767 |
2016 | 515 |
2015 | 1,319 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 1,233,713 | 1,174,175
Installment | Pass/Satisfactory |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Installment | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Installment | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 0
Installment | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | 1,170,976
Installment | Performing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 318,780 |
2019 | 790,192 |
2018 | 115,024 |
2017 | 4,726 |
2016 | 513 |
2015 | 1,201 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | 1,230,436 |
Installment | Non-performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total loans and leases receivable |  | $ 7,307
Installment | Non-performing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2020 | 305 |
2019 | 2,326 |
2018 | 485 |
2017 | 41 |
2016 | 2 |
2015 | 118 |
Revolving loans amortized cost basis | 0 |
Revolving loans converted to term | 0 |
Total loans and leases receivable | $ 3,277 |

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- Definition Amount of financing receivable originated in current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447 + Details
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- Definition Amount of financing receivable originated three years prior to current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447 + Details
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