Shareholders' Equity (Cumulative Number Of Shares Purchased Under The Purchase Authorizations) (Details) (USD $) In Thousands, except Per Share data	12 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Shareholders' Equity
Total shares purchased, Beginning Balance Number of Shares	12,364	10,718	9,863
Total shares purchased, Number of Shares	708	1,646	855
Total shares purchased, Ending Balance Number of Shares	13,072	12,364	10,718
Total shares purchased, Beginning Balance Average Purchase Price per Share	$ 20.66	$ 19.39	$ 18.82
Total shares purchased, Average Purchase Price per Share	$ 47.19	$ 28.94	$ 26.00
Total shares purchased, Ending Balance Average Purchase Price per Share	$ 22.10	$ 20.66	$ 19.39
Total shares purchased, Beginning Balance Total Purchase Price	$ 255,464	$ 207,829	$ 185,587
Total shares purchased, Total Purchase Value	33,403	47,635	22,242
Total shares purchased, Ending Balance Total Purchase Price	$ 288,867	$ 255,464	$ 207,829