Earnings Per Share (Schedule Of Reconciliation Of Weighted Average Common Shares To Diluted Average Common Shares) (Details) In Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010
Earnings Per Share [Abstract]
Weighted average common shares outstanding - basic	261,284	[1]	234,638	[1]	261,250	[1]	234,555	[1]
Effect of dilutive securities	1,519	[1]	4,229	[1]	2,447	[1]
Weighted average common shares outstanding - diluted	262,803	[1]	238,867	[1]	263,697	[1]	234,555	[1]

[1] All share data has been restated to reflect stock dividends distributed through January 1, 2011.