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Loans Receivable - Allowance for Credit Losses by Portfolio Segment as a Percentage of Recorded Total Allowance for Credit Losses and Aggregate Recorded Investment of Loans Receivable (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 72,557 | $ 90,426
Percentage of Total Allowance | 100.00% | 100.00%
Total Loans | $ 5,151,541 | $ 4,880,168
Percentage of Total Loans | 100.00% | 100.00%
Real Estate |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 48,890 | $ 51,876
Percentage of Total Allowance | 67.40% | 57.40%
Total Loans | $ 4,102,411 | $ 3,699,649
Percentage of Total Loans | 79.60% | 75.80%
Real Estate | Retail |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 6,579 | $ 4,855
Percentage of Total Allowance | 9.10% | 5.40%
Total Loans | $ 970,134 | $ 824,606
Percentage of Total Loans | 18.80% | 16.90%
Real Estate | Hospitality |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 22,670 | $ 28,801
Percentage of Total Allowance | 31.20% | 31.90%
Total Loans | $ 717,692 | $ 859,953
Percentage of Total Loans | 13.90% | 17.60%
Real Estate | Other |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 15,065 | $ 13,991
Percentage of Total Allowance | 20.80% | 15.40%
Total Loans | $ 1,919,033 | $ 1,610,377
Percentage of Total Loans | 37.30% | 33.00%
Real Estate | Total commercial property loans |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 44,314 | $ 47,647
Percentage of Total Allowance | 61.10% | 52.70%
Total Loans | $ 3,606,859 | $ 3,294,936
Percentage of Total Loans | 70.00% | 67.50%
Real Estate | Construction |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 4,078 | $ 2,876
Percentage of Total Allowance | 5.60% | 3.20%
Total Loans | $ 95,006 | $ 58,882
Percentage of Total Loans | 1.80% | 1.20%
Real Estate | Residential/Consumer Loans |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 498 | $ 1,353
Percentage of Total Allowance | 0.70% | 1.50%
Total Loans | $ 400,546 | $ 345,831
Percentage of Total Loans | 7.80% | 7.10%
Commercial and Industrial |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 12,418 | $ 21,410
Percentage of Total Allowance | 17.10% | 23.60%
Total Loans | $ 561,831 | $ 757,255
Percentage of Total Loans | 10.90% | 15.50%
Leases Receivable |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |
Allowance Amount | $ 11,249 | $ 17,140
Percentage of Total Allowance | 15.50% | 19.00%
Total Loans | $ 487,299 | $ 423,264
Percentage of Total Loans | 9.50% | 8.70%

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