Consolidated Balance Sheets [Parenthetical] - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Assets
Allowance for loan losses	$ 5,545	$ 5,205
Stockholders' Equity
Common stock, par value (in dollars per share)	$ 1.25	$ 1.25
Common stock authorized (in shares)	12,000,000	12,000,000
Common stock issued (in shares)	2,254,375	2,246,825
Common stock outstanding (in shares)	2,152,358	2,144,808
Treasury stock (in shares)	102,017	102,017