Loans - Troubled Debt Restructurings, Disaggregated by Type of Concession and by Loan Type (Detail) (USD $) In Thousands, unless otherwise specified
|
Mar. 31, 2013
|
Dec. 31, 2012
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Deferral of Principal |
$ 6,610
|
$ 6,648
|
Non-Accrual TDRs Deferral of Principal and Interest |
2,898
|
3,288
|
Non-Accrual TDRs Reduction of Principal or Interest |
5,296
|
6,096
|
Non-Accrual TDRs Extension of Maturity |
2,186
|
2,737
|
Non-Accrual TDRs |
16,990
|
18,769
|
Accrual TDRs Deferral of Principal |
4,390
|
6,788
|
Accrual TDRs Deferral of Principal and Interest |
|
572
|
Accrual TDRs Reduction of Principal or Interest |
2,816
|
1,638
|
Accrual TDRs Extension of Maturity |
7,478
|
7,982
|
Accrual TDRs |
14,684
|
16,980
|
Real Estate Loans [Member] | Retail [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Extension of Maturity |
950
|
1,080
|
Non-Accrual TDRs |
950
|
1,080
|
Accrual TDRs Deferral of Principal |
350
|
357
|
Accrual TDRs Deferral of Principal and Interest |
|
|
Accrual TDRs Reduction of Principal or Interest |
|
|
Accrual TDRs Extension of Maturity |
175
|
175
|
Accrual TDRs |
525
|
532
|
Real Estate Loans [Member] | Other [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Extension of Maturity |
|
|
Non-Accrual TDRs |
|
|
Accrual TDRs Deferral of Principal |
526
|
527
|
Accrual TDRs Deferral of Principal and Interest |
|
|
Accrual TDRs Reduction of Principal or Interest |
|
|
Accrual TDRs Extension of Maturity |
|
|
Accrual TDRs |
526
|
527
|
Real Estate Loans [Member] | Residential Property [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Deferral of Principal |
819
|
827
|
Non-Accrual TDRs Extension of Maturity |
|
|
Non-Accrual TDRs |
819
|
827
|
Accrual TDRs Deferral of Principal |
|
|
Accrual TDRs Deferral of Principal and Interest |
|
572
|
Accrual TDRs Reduction of Principal or Interest |
|
|
Accrual TDRs Extension of Maturity |
|
|
Accrual TDRs |
|
572
|
Commercial and Industrial Loans [Member] | Unsecured [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Deferral of Principal and Interest |
576
|
658
|
Non-Accrual TDRs Reduction of Principal or Interest |
4,029
|
4,558
|
Non-Accrual TDRs Extension of Maturity |
998
|
1,413
|
Non-Accrual TDRs |
5,603
|
6,629
|
Accrual TDRs Deferral of Principal |
922
|
976
|
Accrual TDRs Deferral of Principal and Interest |
|
|
Accrual TDRs Reduction of Principal or Interest |
794
|
1,090
|
Accrual TDRs Extension of Maturity |
2,776
|
3,260
|
Accrual TDRs |
4,492
|
5,326
|
Commercial and Industrial Loans [Member] | Secured By Real Estate [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Deferral of Principal |
2,263
|
2,317
|
Non-Accrual TDRs Deferral of Principal and Interest |
1,085
|
1,343
|
Non-Accrual TDRs Reduction of Principal or Interest |
298
|
318
|
Non-Accrual TDRs Extension of Maturity |
|
|
Non-Accrual TDRs |
3,646
|
3,978
|
Accrual TDRs Deferral of Principal |
2,139
|
4,444
|
Accrual TDRs Deferral of Principal and Interest |
|
|
Accrual TDRs Reduction of Principal or Interest |
512
|
448
|
Accrual TDRs Extension of Maturity |
4,527
|
4,547
|
Accrual TDRs |
7,178
|
9,439
|
Commercial and Industrial Loans [Member] | Commercial Lines of Credit [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Deferral of Principal |
663
|
673
|
Non-Accrual TDRs Reduction of Principal or Interest |
188
|
188
|
Non-Accrual TDRs Extension of Maturity |
238
|
244
|
Non-Accrual TDRs |
1,089
|
1,105
|
Accrual TDRs Deferral of Principal |
|
|
Accrual TDRs Deferral of Principal and Interest |
|
|
Accrual TDRs Reduction of Principal or Interest |
|
|
Accrual TDRs Extension of Maturity |
|
|
Accrual TDRs |
|
|
Commercial and Industrial Loans [Member] | SBA Loans [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Non-Accrual TDRs Deferral of Principal |
2,865
|
2,831
|
Non-Accrual TDRs Deferral of Principal and Interest |
1,237
|
1,287
|
Non-Accrual TDRs Reduction of Principal or Interest |
781
|
1,032
|
Non-Accrual TDRs Extension of Maturity |
|
|
Non-Accrual TDRs |
4,883
|
5,150
|
Accrual TDRs Deferral of Principal |
453
|
484
|
Accrual TDRs Deferral of Principal and Interest |
|
|
Accrual TDRs Reduction of Principal or Interest |
80
|
100
|
Accrual TDRs Extension of Maturity |
|
|
Accrual TDRs |
533
|
584
|
Commercial and Industrial Loans [Member] | International Loans [Member]
|
|
|
Financing Receivable, Modifications [Line Items] |
|
|
Accrual TDRs Reduction of Principal or Interest |
1,430
|
|
Accrual TDRs |
$ 1,430
|
|