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Loans, net and allowance for loan losses - Information Concerning Nonaccrual Loans by Major Loan Classification (Detail) - USD ($) $ in Thousands | Jun. 30, 2015 | Dec. 31, 2014
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Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans, Total | $ 8,983 | $ 8,699
Commercial [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans, Total | 1,499 | 1,322
Real Estate Commercial [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans, Total | 3,468 | 3,732
Real Estate Residential [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans, Total | 3,881 | 3,523
Consumer [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans, Total | $ 135 | $ 122

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- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5111-111524 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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