Equity Compensation Plans (Summary Of Stock Option Activity) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding balance - shares under option, beginning	26,124,759
Granted - shares under option	7,566,031
Exercised - shares under option	(9,079,434)
Forfeited/cancelled - shares under option	(6,973,245)
Outstanding balance - shares under option, ending	17,638,111
Vested and expected to vest on December 31, 2013 - shares under option	17,314,425
Exercisable on December 31, 2013 - shares under option	7,550,972
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Outstanding balance - weighted average exercise price, beginning	$ 72.19
Granted - weighted average exercise price	$ 67.77
Exercised - weighted average exercise price	$ 65.55
Forfeited/cancelled - weighted average exercise price	$ 81.62
Outstanding balance - weighted average exercise price, ending	$ 69.99
Vested and expected to vest on December 31, 2013 - weighted average exercise price	$ 70.03
Exercisable on December 31, 2013 - weighted average exercise price	$ 71.85