Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2017

Earnings Per Share [Abstract]

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

	For the Three Months Ended
	March 31,
	2017	2016
Shares outstanding for basic earnings per share	88,117	89,924
Shares outstanding for diluted earnings per share:
Shares outstanding for basic earnings per share	88,117	89,924
Dilutive effect of share-based payment awards	1,877	914
	89,994	90,838

Schedule Of Number Of Anti-Dilutive Stock Options

	For the Three Months Ended
	March 31,
	2017	2016
Weighted average number of shares underlying anti-dilutive options	182	1,044
Weighted average number of shares underlying anti-dilutive restricted stock units	47	-