Annual report pursuant to Section 13 and 15(d)

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)

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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
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%