Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Shares issued under stock option plan (in shares)	65,206	26,900
Stock Based Compensation Income Tax Benefit	$ 659	$ 58
Stock Repurchased and Retired (in shares)	12,844
Restricted share activity under Stock Incentive Plans (in shares)	15,006	13,087
Shares issued direct purchases (in shares)	1,090	2,352
shares repurchased	37,857	247,269