CONDENSED CONSOLIDATED STATEMENTS OF CONDITION (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Investment securities:
Held to maturity, fair value	$ 65,851	$ 64,796
STOCKHOLDERS' EQUITY
Common Stock, par value (in dollars per share)	$ 2.50	$ 2.50
Common Stock, shares authorized (in shares)	15,000,000	15,000,000
Common Stock, shares issued (in shares)	13,945,208	13,836,508
Common Stock, shares outstanding (in shares)	11,779,470	11,670,770
Treasury Stock, shares (in shares)	2,165,738	2,165,738