LOANS - Information Pertaining to Impaired Loans by Class (Detail) (USD $) | 12 Months Ended |
In Thousands, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | $10,907 | $9,512 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 11,370 | 10,127 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 10,316 | 8,269 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 485 | 355 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 1,652 | 1,817 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 1,652 | 1,817 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 1,833 | 2,109 | ' |
Impaired loans with a valuation allowance, Related Allowance | 279 | 261 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 57 | 68 | ' |
Total impaired loans, Recorded Investment | 12,559 | 11,329 | ' |
Total impaired loans, Unpaid Balance | 13,022 | 11,944 | ' |
Total impaired loans, Average Recorded Investment | 12,149 | 10,378 | ' |
Total impaired loans, Related Allowance | 279 | 261 | ' |
Total impaired loans, Interest Income Recognized | 542 | 423 | 391 |
Residential real estate | ' | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | 1,535 | 1,512 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 1,535 | 1,512 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 1,455 | 1,228 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 52 | 53 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 1,123 | 1,142 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 1,123 | 1,142 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 1,056 | 722 | ' |
Impaired loans with a valuation allowance, Related Allowance | 243 | 183 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 30 | 48 | ' |
Total impaired loans, Recorded Investment | 2,658 | 2,654 | ' |
Total impaired loans, Unpaid Balance | 2,658 | 2,654 | ' |
Total impaired loans, Average Recorded Investment | 2,511 | 1,950 | ' |
Total impaired loans, Related Allowance | 243 | 183 | ' |
Total impaired loans, Interest Income Recognized | 82 | 101 | ' |
Residential construction | ' | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | 0 | 0 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 0 | 0 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 0 | 0 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 0 | 0 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 0 | 331 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 0 | 331 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 132 | 265 | ' |
Impaired loans with a valuation allowance, Related Allowance | 0 | 31 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 0 | 0 | ' |
Total impaired loans, Recorded Investment | 0 | 331 | ' |
Total impaired loans, Unpaid Balance | 0 | 331 | ' |
Total impaired loans, Average Recorded Investment | 132 | 265 | ' |
Total impaired loans, Related Allowance | 0 | 31 | ' |
Total impaired loans, Interest Income Recognized | 0 | 0 | ' |
Commercial real estate | ' | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | 4,099 | 2,835 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 4,232 | 3,225 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 3,725 | 3,410 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 192 | 141 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 249 | 344 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 249 | 344 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 403 | 422 | ' |
Impaired loans with a valuation allowance, Related Allowance | 12 | 47 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 23 | 20 | ' |
Total impaired loans, Recorded Investment | 4,348 | 3,179 | ' |
Total impaired loans, Unpaid Balance | 4,481 | 3,569 | ' |
Total impaired loans, Average Recorded Investment | 4,128 | 3,832 | ' |
Total impaired loans, Related Allowance | 12 | 47 | ' |
Total impaired loans, Interest Income Recognized | 215 | 161 | ' |
Commercial construction | ' | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | 3,888 | 4,403 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 3,888 | 4,403 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 4,068 | 2,691 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 193 | 131 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 0 | 0 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 0 | 0 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 0 | 43 | ' |
Impaired loans with a valuation allowance, Related Allowance | 0 | 0 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 0 | 0 | ' |
Total impaired loans, Recorded Investment | 3,888 | 4,403 | ' |
Total impaired loans, Unpaid Balance | 3,888 | 4,403 | ' |
Total impaired loans, Average Recorded Investment | 4,068 | 2,734 | ' |
Total impaired loans, Related Allowance | 0 | 0 | ' |
Total impaired loans, Interest Income Recognized | 193 | 131 | ' |
Commercial and Industrial | ' | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | 1,254 | 666 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 1,584 | 891 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 937 | 723 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 44 | 25 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 118 | 0 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 118 | 0 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 134 | 623 | ' |
Impaired loans with a valuation allowance, Related Allowance | 10 | 0 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 3 | 0 | ' |
Total impaired loans, Recorded Investment | 1,372 | 666 | ' |
Total impaired loans, Unpaid Balance | 1,702 | 891 | ' |
Total impaired loans, Average Recorded Investment | 1,071 | 1,346 | ' |
Total impaired loans, Related Allowance | 10 | 0 | ' |
Total impaired loans, Interest Income Recognized | 47 | 25 | ' |
Consumer loans | ' | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | 0 | 0 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 0 | 0 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 0 | 0 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 0 | 0 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 0 | 0 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 0 | 0 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 0 | 0 | ' |
Impaired loans with a valuation allowance, Related Allowance | 0 | 0 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 0 | 0 | ' |
Total impaired loans, Recorded Investment | 0 | 0 | ' |
Total impaired loans, Unpaid Balance | 0 | 0 | ' |
Total impaired loans, Average Recorded Investment | 0 | 0 | ' |
Total impaired loans, Related Allowance | 0 | 0 | ' |
Total impaired loans, Interest Income Recognized | 0 | 0 | ' |
Home Equity | ' | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' | ' |
Impaired loans without a valuation allowance, Recorded Investment | 131 | 96 | ' |
Impaired loans without a valuation allowance, Unpaid Balance | 131 | 96 | ' |
Impaired loans without a valuation allowance, Average Recorded Investment | 131 | 217 | ' |
Impaired loans without a valuation allowance, Interest Income Recognized | 4 | 5 | ' |
Impaired loans with a valuation allowance, Recorded Investment | 162 | 0 | ' |
Impaired loans with a valuation allowance, Unpaid Balance | 162 | 0 | ' |
Impaired loans with a valuation allowance, Average Recorded Investment | 108 | 34 | ' |
Impaired loans with a valuation allowance, Related Allowance | 14 | 0 | ' |
Impaired loans with a valuation allowance, Interest Income Recognized | 1 | 0 | ' |
Total impaired loans, Recorded Investment | 293 | 96 | ' |
Total impaired loans, Unpaid Balance | 293 | 96 | ' |
Total impaired loans, Average Recorded Investment | 239 | 251 | ' |
Total impaired loans, Related Allowance | 14 | 0 | ' |
Total impaired loans, Interest Income Recognized | $5 | $5 | ' |