Shareholders' Equity (Summary Of Option Activity During The Period) (Details) (Stock Options [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2012
Stock Options [Member]
Shares under option at beginning of period	11,723
Shares under option, Granted	2,436
Shares under option, Exercised	(429)
Shares under option, Forfeited or expired	(238)
Shares under option at end of period	13,492
Shares under option, Exercisable	7,198
Weighted-average exercise price of Shares under option at beginning of period (in dollars per share)	$ 28.35
Weighted-average exercise price of Shares under option, Granted (in dollars per share)	$ 26.18
Weighted-average exercise price of Shares under option, Exercised (in dollars per share)	$ 19.61
Weighted-average exercise price of Shares under option, Forfeited or expired (in dollars per share)	$ 28.38
Weighted-average exercise price of Shares under option at end of period (in dollars per share)	$ 28.24
Weighted-average exercise price of Shares under option, Exercisable (in dollars per share)	$ 28.57