Quarterly report pursuant to Section 13 or 15(d)

Loans and Leases - Credit Quality of Loan and Lease Portfolio (Detail)

v3.19.1
Loans and Leases - Credit Quality of Loan and Lease Portfolio (Detail) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Mar. 31, 2018
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable $ 4,575,620 $ 4,600,540  
Real estate loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 3,714,356 3,758,355  
Real estate loans | Retail      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 898,632 906,260  
Real estate loans | Hospitality      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 812,592 830,679  
Real estate loans | Construction      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 82,709 71,583  
Real estate loans | Residential property      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 483,830 500,563  
Commercial and industrial loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 422,502 429,903  
Commercial and industrial loans | Commercial term      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 186,471 206,691  
Commercial and industrial loans | Commercial lines of credit      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 196,213 194,032  
Commercial and industrial loans | International loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 39,818 29,180  
Leases Receivable      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 425,530 398,858  
Consumer loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 13,232 13,424  
Non-PCI Loans and Leases      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 4,575,620 4,600,540 $ 4,413,557
Non-PCI Loans and Leases | Pass/Pass-Watch      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 4,513,277 4,541,815  
Non-PCI Loans and Leases | Special Mention      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 9,257 29,182  
Non-PCI Loans and Leases | Classified      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 53,086 29,543  
Non-PCI Loans and Leases | Real estate loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 3,714,356 3,758,355  
Non-PCI Loans and Leases | Real estate loans | Commercial property loans [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 3,147,817 3,186,209  
Non-PCI Loans and Leases | Real estate loans | Retail      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 898,632 906,260  
Non-PCI Loans and Leases | Real estate loans | Hospitality      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 812,592 830,679  
Non-PCI Loans and Leases | Real estate loans | Other      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 1,436,593 1,449,270  
Non-PCI Loans and Leases | Real estate loans | Construction      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 82,709 71,583  
Non-PCI Loans and Leases | Real estate loans | Residential property      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 483,830 500,563  
Non-PCI Loans and Leases | Real estate loans | Pass/Pass-Watch      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 3,682,999 3,736,122  
Non-PCI Loans and Leases | Real estate loans | Pass/Pass-Watch | Commercial property loans [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 3,117,676 3,164,115  
Non-PCI Loans and Leases | Real estate loans | Pass/Pass-Watch | Retail      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 891,084 901,354  
Non-PCI Loans and Leases | Real estate loans | Pass/Pass-Watch | Hospitality      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 803,895 821,542  
Non-PCI Loans and Leases | Real estate loans | Pass/Pass-Watch | Other      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 1,422,697 1,441,219  
Non-PCI Loans and Leases | Real estate loans | Pass/Pass-Watch | Construction      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 82,709 71,583  
Non-PCI Loans and Leases | Real estate loans | Pass/Pass-Watch | Residential property      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 482,614 500,424  
Non-PCI Loans and Leases | Real estate loans | Special Mention      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 7,328 2,907  
Non-PCI Loans and Leases | Real estate loans | Special Mention | Commercial property loans [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 6,520 2,907  
Non-PCI Loans and Leases | Real estate loans | Special Mention | Retail      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 3,320 16  
Non-PCI Loans and Leases | Real estate loans | Special Mention | Hospitality      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 163 168  
Non-PCI Loans and Leases | Real estate loans | Special Mention | Other      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 3,037 2,723  
Non-PCI Loans and Leases | Real estate loans | Special Mention | Construction      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 0 0  
Non-PCI Loans and Leases | Real estate loans | Special Mention | Residential property      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 808 0  
Non-PCI Loans and Leases | Real estate loans | Classified      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 24,029 19,326  
Non-PCI Loans and Leases | Real estate loans | Classified | Commercial property loans [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 23,621 19,187  
Non-PCI Loans and Leases | Real estate loans | Classified | Retail      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 4,228 4,890  
Non-PCI Loans and Leases | Real estate loans | Classified | Hospitality      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 8,534 8,969  
Non-PCI Loans and Leases | Real estate loans | Classified | Other      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 10,859 5,328  
Non-PCI Loans and Leases | Real estate loans | Classified | Construction      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 0 0  
Non-PCI Loans and Leases | Real estate loans | Classified | Residential property      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 408 139  
Non-PCI Loans and Leases | Commercial and industrial loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 422,502 429,903  
Non-PCI Loans and Leases | Commercial and industrial loans | Commercial term      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 186,471 206,691  
Non-PCI Loans and Leases | Commercial and industrial loans | Commercial lines of credit      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 196,213 194,032  
Non-PCI Loans and Leases | Commercial and industrial loans | International loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 39,818 29,180  
Non-PCI Loans and Leases | Commercial and industrial loans | Pass/Pass-Watch      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 397,800 399,510  
Non-PCI Loans and Leases | Commercial and industrial loans | Pass/Pass-Watch | Commercial term      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 179,424 197,992  
Non-PCI Loans and Leases | Commercial and industrial loans | Pass/Pass-Watch | Commercial lines of credit      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 178,558 172,338  
Non-PCI Loans and Leases | Commercial and industrial loans | Pass/Pass-Watch | International loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 39,818 29,180  
Non-PCI Loans and Leases | Commercial and industrial loans | Special Mention      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 1,192 26,084  
Non-PCI Loans and Leases | Commercial and industrial loans | Special Mention | Commercial term      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 449 4,977  
Non-PCI Loans and Leases | Commercial and industrial loans | Special Mention | Commercial lines of credit      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 743 21,107  
Non-PCI Loans and Leases | Commercial and industrial loans | Special Mention | International loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 0 0  
Non-PCI Loans and Leases | Commercial and industrial loans | Classified      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 23,510 4,309  
Non-PCI Loans and Leases | Commercial and industrial loans | Classified | Commercial term      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 6,598 3,722  
Non-PCI Loans and Leases | Commercial and industrial loans | Classified | Commercial lines of credit      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 16,912 587  
Non-PCI Loans and Leases | Commercial and industrial loans | Classified | International loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 0 0  
Non-PCI Loans and Leases | Leases Receivable      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 425,530 398,858  
Non-PCI Loans and Leases | Leases Receivable | Pass/Pass-Watch      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 420,747 393,729  
Non-PCI Loans and Leases | Leases Receivable | Special Mention      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 0 0  
Non-PCI Loans and Leases | Leases Receivable | Classified      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 4,783 5,129  
Non-PCI Loans and Leases | Consumer loans      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 13,232 13,424  
Non-PCI Loans and Leases | Consumer loans | Pass/Pass-Watch      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 11,731 12,454  
Non-PCI Loans and Leases | Consumer loans | Special Mention      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable 737 191  
Non-PCI Loans and Leases | Consumer loans | Classified      
Financing Receivable, Recorded Investment [Line Items]      
Total gross loans and leases receivable $ 764 $ 779