Consolidated Statements Of Changes In Shareholders' Equity (Parenthetical) - $ / shares	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Common Stock, Dividends, Per Share, Declared	$ 0.36	$ 0.34
Treasury shares issued under stock option plan, shares	4,518	3,476
Common Stock [Member]
Common stock issued under dividend reinvestment plan, shares	18,507	20,642