Earnings Per Share (Schedule Of Reconciliation Of Shares Outstanding For Basic And Diluted Earnings Per Share) (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Earnings Per Share [Abstract]
Shares outstanding for basic earnings per share	49,745,000	52,450,000	50,821,000	53,562,000
Dilutive effect of share-based payment awards	655,000	792,000	701,000	829,000
Shares outstanding for diluted earnings per share	50,400,000	53,242,000	51,522,000	54,391,000