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OTHER REAL ESTATE OWNED - Activities in Other Real Estate Owned (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Other Real Estate and Foreclosed Assets [Roll Forward]        
Balance at beginning of period $ 50 $ 605 $ 423 $ 0
Additions 0 0 534 653
Sales and net direct write-downs 0 0 (885) (48)
Net change in valuation allowance (16) 0 (38) 0
Balance at end of period $ 34 $ 605 $ 34 $ 605