Earnings Per Share (Schedule Of Reconciliation Of Shares Outstanding For Basic And Diluted Earnings Per Share) (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Shares outstanding for basic earnings per share:
Shares outstanding for basic earnings per share (in shares)	83,086	83,922	83,039	84,164
Shares outstanding for diluted earnings per share:
Shares outstanding for basic earnings per share (in shares)	83,086	83,922	83,039	84,164
Dilutive effect of share-based payment awards (in shares)	897	936	941	1,058
Shares outstanding for diluted earnings per share (in shares)	83,983	84,858	83,980	85,222