CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
ASSETS
Securities held to maturity, estimated fair value	$ 3,793	$ 4,822
Shareholders' equity:
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (shares)	10,000,000	10,000,000
Common stock, shares issued (shares)	5,310,076	5,310,076
Treasury stock, at cost (shares)	611,519	641,721