CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Statement Of Financial Position [Abstract]    
Loans receivable, allowance for loan losses (in dollars) $ 8,540 $ 8,481
Subordinated notes interest rate 6.25% 6.25%
Preferred stock, par value (in dollars per share) $ 1,000 $ 1,000
Preferred stock, authorized 0 20,000
Preferred stock, issued 0 20,000
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, authorized 15,000,000 15,000,000
Common stock, issued 4,645,429 4,702,715