Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Statement of Financial Position [Abstract]
Securities held to maturity, fair value	$ 71,645	$ 71,672
Preferred stock, shares authorized	30,000	30,000
Common stock, stated value	$ 1	$ 1
Common stock, shares authorized	6,000,000	6,000,000
Common stock, shares issued	1,830,266	1,830,266
Common stock, shares outstanding	1,648,157	1,651,518
Treasury stock, shares, at cost	182,109	178,748