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LOANS AND ALLOWANCE FOR LOAN LOSSES - Schedule of Restructured Loans Modified as TDRs (Detail) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 USD ($) contract | Dec. 31, 2015 USD ($) contract | Dec. 31, 2014 USD ($) contract
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | contract | 0 | 0 | 4
Recorded Investment | $ | $ 0 | $ 0 | $ 4,216
Commercial real estate | Non-owner occupied |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | contract | 0 | 0 | 1
Recorded Investment | $ | $ 0 | $ 0 | $ 3,495
Acquisition and development | Commercial and land development |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | contract | 0 | 0 | 1
Recorded Investment | $ | $ 0 | $ 0 | $ 544
Residential mortgage | First lien |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | contract | 0 | 0 | 2
Recorded Investment | $ | $ 0 | $ 0 | $ 177

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- Definition Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953682-111524 + Details
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