Shareholders' Equity (Schedule Of Changes In Each Class Of Shares) (Details)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]
Beginning balance, Common Stock	1,012,261,159	1,012,261,159	1,012,261,159
Ending balance, Common Stock	1,012,261,159	1,012,261,159	1,012,261,159
Treasury Stock, Number of Shares and Restriction Disclosures [Abstract]
Beginning balance, Treasury Stock	256,630,628	267,556,388	277,002,059
Issued, Treasury Stock	(17,903,704)	(11,935,423)	(9,800,174)
Acquired, Treasury Stock	26,155,537	1,009,663	354,503
Ending balance, Treasury Stock	264,882,461	256,630,628	267,556,388