Earnings Per Share (Reconciliation Of The Denominators Used To Calculate Basic EPS And Diluted EPS) (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Earnings Per Share [Abstract]
Weighted average shares outstanding-basic	128,682,000	126,887,000	128,363,000	126,433,000
Plus: Common share equivalents Stock options, restricted stock units	655,000	625,000	650,000	690,000
Weighted average shares outstanding-diluted	129,337,000	127,512,000	129,013,000	127,123,000
Anti-dilutive securities excluded from the computation of diluted EPS	556,000	13,500	304,000	29,400