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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Credit Ratings (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | $ 2,885,998 | $ 1,515,239
Fiscal year before current year | 1,162,342 | 1,599,431
Two years before current year | 983,444 | 786,506
Three years before current year | 553,607 | 1,055,134
Four years before current year | 732,071 | 578,390
Prior | 1,103,651 | 1,130,969
Revolving loans amortized cost basis | 1,597,185 | 909,699
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 9,018,298 | 7,575,368
Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 6,886,232 | 5,960,549
Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 2,132,066 | 1,614,819
Commercial loans and leases receivable | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 1,803,457 | 1,188,773
Fiscal year before current year | 762,301 | 791,958
Two years before current year | 618,104 | 663,454
Three years before current year | 509,267 | 1,038,646
Four years before current year | 723,019 | 538,340
Prior | 962,716 | 994,535
Revolving loans amortized cost basis | 1,507,368 | 744,843
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 6,886,232 | 5,960,549
Multi-family |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 1,486,308 | 1,761,301
Multi-family | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 403,075 | 150,835
Fiscal year before current year | 133,452 | 23,716
Two years before current year | 23,068 | 299,319
Three years before current year | 219,006 | 590,608
Four years before current year | 339,368 | 245,946
Prior | 368,339 | 450,877
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 1,486,308 | 1,761,301
Multi-family | Pass | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 403,075 | 150,835
Fiscal year before current year | 133,452 | 23,716
Two years before current year | 23,068 | 299,319
Three years before current year | 209,070 | 535,510
Four years before current year | 282,663 | 227,296
Prior | 316,491 | 420,809
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 1,367,819 | 1,657,485
Multi-family | Special Mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 9,936 | 20,901
Four years before current year | 18,489 | 10,394
Prior | 28,776 | 26,708
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 57,201 | 58,003
Multi-family | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 34,197
Four years before current year | 38,216 | 8,256
Prior | 23,072 | 3,360
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 61,288 | 45,813
Multi-family | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 0
Four years before current year | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 0 | 0
Commercial and industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 3,424,783 | 2,289,441
Commercial and industrial | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 993,278 | 752,438
Fiscal year before current year | 348,710 | 381,057
Two years before current year | 279,545 | 161,444
Three years before current year | 103,181 | 122,807
Four years before current year | 97,470 | 54,201
Prior | 96,716 | 74,245
Revolving loans amortized cost basis | 1,505,883 | 743,249
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 3,424,783 | 2,289,441
Commercial and industrial | Pass | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 974,016 | 729,270
Fiscal year before current year | 337,045 | 373,050
Two years before current year | 266,677 | 141,943
Three years before current year | 86,691 | 116,793
Four years before current year | 55,536 | 45,367
Prior | 89,860 | 71,502
Revolving loans amortized cost basis | 1,484,287 | 717,007
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 3,294,112 | 2,194,932
Commercial and industrial | Special Mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 476 | 13,200
Fiscal year before current year | 1,408 | 1,117
Two years before current year | 3,325 | 436
Three years before current year | 4,904 | 113
Four years before current year | 36,252 | 516
Prior | 92 | 21
Revolving loans amortized cost basis | 14,662 | 17,524
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 61,119 | 32,927
Commercial and industrial | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 18,786 | 9,968
Fiscal year before current year | 10,257 | 6,890
Two years before current year | 9,543 | 19,065
Three years before current year | 11,586 | 5,901
Four years before current year | 5,682 | 8,318
Prior | 6,764 | 2,722
Revolving loans amortized cost basis | 6,934 | 8,718
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 69,552 | 61,582
Commercial and industrial | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 0
Four years before current year | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 0 | 0
Commercial real estate owner occupied |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 654,922 | 572,338
Commercial real estate owner occupied | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 213,102 | 82,343
Fiscal year before current year | 59,348 | 176,289
Two years before current year | 131,252 | 82,114
Three years before current year | 70,993 | 80,040
Four years before current year | 68,941 | 48,741
Prior | 110,614 | 102,070
Revolving loans amortized cost basis | 672 | 741
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 654,922 | 572,338
Commercial real estate owner occupied | Pass | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 213,102 | 82,343
Fiscal year before current year | 59,348 | 168,977
Two years before current year | 124,626 | 72,615
Three years before current year | 60,993 | 70,642
Four years before current year | 58,073 | 46,510
Prior | 99,219 | 91,798
Revolving loans amortized cost basis | 672 | 741
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 616,033 | 533,626
Commercial real estate owner occupied | Special Mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 4,464
Two years before current year | 2,876 | 0
Three years before current year | 318 | 9,056
Four years before current year | 2,044 | 0
Prior | 572 | 555
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 5,810 | 14,075
Commercial real estate owner occupied | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 2,848
Two years before current year | 3,750 | 9,499
Three years before current year | 9,682 | 342
Four years before current year | 8,824 | 2,231
Prior | 10,823 | 9,717
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 33,079 | 24,637
Commercial real estate owner occupied | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 0
Four years before current year | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 0 | 0
Commercial real estate non-owner occupied |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 1,121,238 | 1,196,564
Commercial real estate non-owner occupied | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 136,897 | 183,225
Fiscal year before current year | 171,592 | 105,430
Two years before current year | 106,617 | 115,623
Three years before current year | 111,259 | 245,191
Four years before current year | 217,240 | 179,752
Prior | 377,633 | 367,343
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 1,121,238 | 1,196,564
Commercial real estate non-owner occupied | Pass | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 136,897 | 143,231
Fiscal year before current year | 149,898 | 105,430
Two years before current year | 95,504 | 97,882
Three years before current year | 66,040 | 157,835
Four years before current year | 153,509 | 155,168
Prior | 310,435 | 313,559
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 912,283 | 973,105
Commercial real estate non-owner occupied | Special Mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 39,994
Fiscal year before current year | 21,694 | 0
Two years before current year | 11,113 | 0
Three years before current year | 9,373 | 66,745
Four years before current year | 43,215 | 24,218
Prior | 20,540 | 14,613
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 105,935 | 145,570
Commercial real estate non-owner occupied | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 17,741
Three years before current year | 35,846 | 20,611
Four years before current year | 20,516 | 366
Prior | 46,658 | 39,171
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 103,020 | 77,889
Commercial real estate non-owner occupied | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 |
Three years before current year |  | 0
Four years before current year | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 0 | 0
Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 198,981 | 140,905
Construction | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 57,105 | 19,932
Fiscal year before current year | 49,199 | 105,466
Two years before current year | 77,622 | 4,954
Three years before current year | 4,828 | 0
Four years before current year | 0 | 9,700
Prior | 9,414 | 0
Revolving loans amortized cost basis | 813 | 853
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 198,981 | 140,905
Construction | Pass | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 57,105 | 19,932
Fiscal year before current year | 49,199 | 105,466
Two years before current year | 77,622 | 4,954
Three years before current year | 4,828 | 0
Four years before current year | 0 | 9,700
Prior | 9,414 | 0
Revolving loans amortized cost basis | 813 | 853
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 198,981 | 140,905
Construction | Special Mention | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 0
Four years before current year | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 0 | 0
Construction | Substandard | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 0
Four years before current year | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 0 | 0
Construction | Doubtful | Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 0
Four years before current year | 0 | 0
Prior | 0 | 0
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 0 | 0
Consumer loans | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 1,082,541 | 326,466
Fiscal year before current year | 400,041 | 807,473
Two years before current year | 365,340 | 123,052
Three years before current year | 44,340 | 16,488
Four years before current year | 9,052 | 40,050
Prior | 140,935 | 136,434
Revolving loans amortized cost basis | 89,817 | 164,856
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 2,132,066 | 1,614,819
Residential real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 334,730 | 317,170
Residential real estate | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 107,854 | 6,708
Fiscal year before current year | 8,251 | 13,617
Two years before current year | 21,431 | 6,970
Three years before current year | 12,404 | 11,635
Four years before current year | 7,376 | 39,493
Prior | 87,622 | 73,891
Revolving loans amortized cost basis | 89,792 | 164,856
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 334,730 | 317,170
Residential real estate | Consumer | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 107,854 | 6,708
Fiscal year before current year | 8,251 | 13,617
Two years before current year | 21,096 | 6,810
Three years before current year | 11,389 | 10,850
Four years before current year | 6,707 | 38,143
Prior | 84,035 | 69,496
Revolving loans amortized cost basis | 87,438 | 161,576
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 326,770 | 307,200
Residential real estate | Consumer | Nonperforming |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 335 | 160
Three years before current year | 1,015 | 785
Four years before current year | 669 | 1,350
Prior | 3,587 | 4,395
Revolving loans amortized cost basis | 2,354 | 3,280
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 7,960 | 9,970
Manufactured housing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 52,861 | 62,243
Manufactured housing | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 295
Two years before current year | 253 | 609
Three years before current year | 299 | 76
Four years before current year | 73 | 41
Prior | 52,236 | 61,222
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 52,861 | 62,243
Manufactured housing | Consumer | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 295
Two years before current year | 253 | 609
Three years before current year | 299 | 76
Four years before current year | 73 | 41
Prior | 47,537 | 56,837
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 48,162 | 57,858
Manufactured housing | Consumer | Nonperforming |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 0 | 0
Fiscal year before current year | 0 | 0
Two years before current year | 0 | 0
Three years before current year | 0 | 0
Four years before current year | 0 | 0
Prior | 4,699 | 4,385
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 4,699 | 4,385
Installment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans and leases receivable | 1,744,475 | 1,235,406
Installment | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 974,687 | 319,758
Fiscal year before current year | 391,790 | 793,561
Two years before current year | 343,656 | 115,473
Three years before current year | 31,637 | 4,777
Four years before current year | 1,603 | 516
Prior | 1,077 | 1,321
Revolving loans amortized cost basis | 25 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 1,744,475 | 1,235,406
Installment | Consumer | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 973,525 | 319,453
Fiscal year before current year | 390,788 | 791,235
Two years before current year | 341,582 | 114,988
Three years before current year | 31,481 | 4,736
Four years before current year | 1,601 | 514
Prior | 1,016 | 1,204
Revolving loans amortized cost basis | 25 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | 1,740,018 | 1,232,130
Installment | Consumer | Nonperforming |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current year | 1,162 | 305
Fiscal year before current year | 1,002 | 2,326
Two years before current year | 2,074 | 485
Three years before current year | 156 | 41
Four years before current year | 2 | 2
Prior | 61 | 117
Revolving loans amortized cost basis | 0 | 0
Revolving loans converted to term | 0 | 0
Loans and leases receivable | $ 4,457 | $ 3,276

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