Consolidated Statements Of Changes In Shareholders' Equity (Parenthetical) - $ / shares	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Common Stock, Dividends, Per Share, Declared	$ 0.19	$ 0.17
Treasury shares issued under stock option plan, shares	183	205
Common Stock [Member]
Common stock issued under dividend reinvestment plan, shares	14,158	9,660