Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

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

	For the Three Months Ended		For the Nine Months Ended
	September 30,		September 30,
	2017	2016	2017	2016
Shares outstanding for basic earnings per share	87,537	89,894	87,884	89,881
Shares outstanding for diluted earnings per share:
Shares outstanding for basic earnings per share	87,537	89,894	87,884	89,881
Dilutive effect of share-based payment awards	1,719	1,244	1,851	1,079
	89,256	91,138	89,735	90,960

Schedule Of Number Of Anti-Dilutive Stock Options

	For the Three Months Ended		For the Nine Months Ended
	September 30,		September 30,
	2017	2016	2017	2016
Weighted average number of shares underlying anti-dilutive options	377	-	310	520
Weighted average number of shares underlying anti-dilutive restricted stock units	-	-	-	-