Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

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

	For the Three Months Ended
	March 31,
	2018	2017
Shares outstanding for basic earnings per share	87,331	88,117
Shares outstanding for diluted earnings per share:
Shares outstanding for basic earnings per share	87,331	88,117
Dilutive effect of share-based payment awards	1,613	1,877
	88,944	89,994

Schedule Of Number Of Anti-Dilutive Stock Options

	For the Three Months Ended
	March 31,
	2018	2017
Weighted average number of shares underlying anti-dilutive options	167	182
Weighted average number of shares underlying anti-dilutive restricted stock units	-	47