Consolidated Statements Of Changes In Stockholders’ Equity (Parenthetical) - $ / shares	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Consolidated Statements Of Changes In Stockholders’ Equity [Abstract]
Cash dividends per common share	$ 0.38	$ 0.36
Shares repurchased in Treasury stock		1,397
Restricted shares issued	19,093
Restricted shares reissued, net of forfeitures	2,938	20,942
Shares reissued through stock option exercise		4,872