Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Schedule Of Reconciliation Of Shares Outstanding For Basic And Diluted Earnings Per Share

	For the Years Ended December 31,
	2015	2014	2013
Shares outstanding for basic earnings per share:	92,601	100,094	106,318
Shares outstanding for diluted earnings per share:
Shares outstanding for basic earnings per share	92,601	100,094	106,318
Dilutive effect of share-based payment awards	1,048	1,409	1,652
	93,649	101,503	107,970

Schedule Of Number Of Anti-Dilutive Stock Options

	For the Years Ended December 31,
	2015	2014	2013
Weighted average number of shares underlying anti-dilutive options	644	644	1,054