|
Troubled Debt Restructurings by Class of Loan and Accrual Status (Detail) (USD $)
In Thousands, unless otherwise specified
|
Jun. 30, 2012
|
Dec. 31, 2011
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
$ 279,750 |
$ 281,356 |
|
Residential
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
112,235 |
116,868 |
|
Land
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
9,826 |
9,972 |
|
Construction
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
7,967 |
6,979 |
|
Commercial Real Estate
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
60,201 |
57,840 |
|
Commercial Business
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
20,030 |
20,776 |
|
Home Equity and Second Mortgage
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
38,344 |
38,887 |
|
Other Consumer
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Recorded investment in loans |
31,147 |
30,034 |
|
Troubled Debt Restructuring
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
586 |
462 |
| Nonaccrual |
4,094 |
4,209 |
| Recorded investment in loans |
4,680 |
4,671 |
| Related Allowance For Loan Losses |
1,056 |
1,136 |
|
Troubled Debt Restructuring | Residential
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
290 |
112 |
| Nonaccrual |
376 |
516 |
| Recorded investment in loans |
666 |
628 |
| Related Allowance For Loan Losses |
25 |
11 |
|
Troubled Debt Restructuring | Land
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
136 |
135 |
| Nonaccrual |
0 |
0 |
| Recorded investment in loans |
136 |
135 |
| Related Allowance For Loan Losses |
0 |
0 |
|
Troubled Debt Restructuring | Construction
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
160 |
207 |
| Nonaccrual |
265 |
247 |
| Recorded investment in loans |
425 |
454 |
| Related Allowance For Loan Losses |
0 |
0 |
|
Troubled Debt Restructuring | Commercial Real Estate
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
0 |
0 |
| Nonaccrual |
1,577 |
1,603 |
| Recorded investment in loans |
1,577 |
1,603 |
| Related Allowance For Loan Losses |
89 |
211 |
|
Troubled Debt Restructuring | Commercial Business
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
0 |
0 |
| Nonaccrual |
1,843 |
1,843 |
| Recorded investment in loans |
1,843 |
1,843 |
| Related Allowance For Loan Losses |
914 |
914 |
|
Troubled Debt Restructuring | Home Equity and Second Mortgage
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
0 |
8 |
| Nonaccrual |
33 |
0 |
| Recorded investment in loans |
33 |
8 |
| Related Allowance For Loan Losses |
28 |
0 |
|
Troubled Debt Restructuring | Other Consumer
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Accruing |
0 |
0 |
| Nonaccrual |
0 |
0 |
| Recorded investment in loans |
0 |
0 |
| Related Allowance For Loan Losses |
$ 0 |
$ 0 |