Consolidated Statements Of Changes In Shareholders' Equity (Parenthetical) (USD $)	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Statement of Stockholders' Equity [Abstract]
Cash dividends declared (in dollars per share)	$ 1.2	$ 1.11
Exercise of stock options (in shares)	19,000	107,140
Purchase of treasury shares (in shares)	456,856	0