Quarterly report pursuant to Section 13 or 15(d)

Loans and Leases - Information on Impaired Loans, Disaggregated by Loan Class (Detail)

v3.7.0.1
Loans and Leases - Information on Impaired Loans, Disaggregated by Loan Class (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Financing Receivable, Impaired [Line Items]          
Recorded Investment $ 26,194   $ 26,194   $ 26,350
Unpaid Principal Balance 27,461   27,461   27,986
With No Related Allowance Recorded 17,296   17,296   15,019
With an Allowance Recorded 8,898   8,898   11,331
Related Allowance 5,479   5,479   4,327
Average Recorded Investment 26,344 $ 26,318 25,708 $ 29,615  
Interest Income Recognized 442 598 819 1,287  
Real estate loans [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 19,695   19,695   21,757
Unpaid Principal Balance 20,874   20,874   23,258
With No Related Allowance Recorded 14,820   14,820   13,303
With an Allowance Recorded 4,875   4,875   8,454
Related Allowance 3,638   3,638   3,980
Average Recorded Investment 19,789 20,511 20,322 23,105  
Interest Income Recognized 371 499 687 1,098  
Real estate loans [Member] | Retail [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 1,495   1,495   1,678
Unpaid Principal Balance 1,506   1,506   1,684
With No Related Allowance Recorded 1,186   1,186   151
With an Allowance Recorded 309   309   1,527
Related Allowance 66   66   120
Average Recorded Investment 1,500 2,434 1,584 2,653  
Interest Income Recognized 29 44 61 85  
Real estate loans [Member] | Hospitality [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 6,057   6,057   6,227
Unpaid Principal Balance 6,730   6,730   6,823
With No Related Allowance Recorded 2,341   2,341   2,243
With an Allowance Recorded 3,716   3,716   3,984
Related Allowance 3,078   3,078   3,078
Average Recorded Investment 6,074 3,362 6,164 5,032  
Interest Income Recognized 99 146 167 300  
Real estate loans [Member] | Gas station [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 4,828   4,828   4,984
Unpaid Principal Balance 4,991   4,991   5,092
With No Related Allowance Recorded 4,828   4,828   4,984
With an Allowance Recorded 0   0   0
Related Allowance 0   0   0
Average Recorded Investment 4,860 4,653 4,844 4,880  
Interest Income Recognized 117 99 211 261  
Real estate loans [Member] | Other [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 4,502   4,502   6,070
Unpaid Principal Balance 4,810   4,810   6,808
With No Related Allowance Recorded 3,652   3,652   3,127
With an Allowance Recorded 850   850   2,943
Related Allowance 494   494   782
Average Recorded Investment 4,532 7,525 4,932 7,887  
Interest Income Recognized 98 183 187 395  
Real estate loans [Member] | Residential property [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 2,813   2,813   2,798
Unpaid Principal Balance 2,837   2,837   2,851
With No Related Allowance Recorded 2,813   2,813   2,798
With an Allowance Recorded 0   0   0
Related Allowance 0   0   0
Average Recorded Investment 2,823 2,537 2,798 2,653  
Interest Income Recognized 28 27 61 57  
Commercial and industrial loans [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 5,275   5,275   4,174
Unpaid Principal Balance 5,359   5,359   4,239
With No Related Allowance Recorded 1,252   1,252   1,297
With an Allowance Recorded 4,023   4,023   2,877
Related Allowance 1,841   1,841   347
Average Recorded Investment 5,329 5,117 4,611 5,818  
Interest Income Recognized 68 91 126 173  
Commercial and industrial loans [Member] | Commercial term [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 3,775   3,775   4,106
Unpaid Principal Balance 3,859   3,859   4,171
With No Related Allowance Recorded 1,252   1,252   1,229
With an Allowance Recorded 2,523   2,523   2,877
Related Allowance 651   651   347
Average Recorded Investment 3,829 5,089 3,861 5,151  
Interest Income Recognized 52 87 110 164  
Commercial and industrial loans [Member] | Commercial lines of credit [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 1,500   1,500   68
Unpaid Principal Balance 1,500   1,500   68
With No Related Allowance Recorded 0   0   68
With an Allowance Recorded 1,500   1,500   0
Related Allowance 1,190   1,190   0
Average Recorded Investment 1,500 28 750 37  
Interest Income Recognized 16 4 16 9  
Commercial and industrial loans [Member] | International loans [Member]          
Financing Receivable, Impaired [Line Items]          
Average Recorded Investment   0   630  
Interest Income Recognized   0   0  
Consumer loans [Member]          
Financing Receivable, Impaired [Line Items]          
Recorded Investment 1,224   1,224   419
Unpaid Principal Balance 1,228   1,228   489
With No Related Allowance Recorded 1,224   1,224   419
With an Allowance Recorded 0   0   0
Related Allowance 0   0   $ 0
Average Recorded Investment 1,226 690 775 692  
Interest Income Recognized $ 3 $ 8 $ 6 $ 16