Foreclosed Real Estate - Expenses Applicable to Foreclosed Real Estate (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Real Estate [Abstract]      
Net gain on sales $ (68) $ (33) $ (230)
Provision for losses 413 418 241
Operating expenses, net of rental income 134 214 317
Total foreclosed real estate expenses $ 479 $ 599 $ 328