Earnings Per Share (EPS) And Dividends (Narrative) (Details) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Earnings Per Share (EPS) And Dividends [Abstract]
Stock options excluded	1.8	1.8	1.9

Stock Options, Excluded From Weighted Average Common Shares Used

No definition available.

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