Earnings Per Share (Schedule Of Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Numerator:
Net Income, used in calculating diluted earnings per share	$ 352,409	$ 352,886	$ 345,273
Denominator:
Basic weighted-average common shares outstanding	140,242	140,468	141,474
Effect of dilutive securities:
Stock options and restricted stock units	1,427	2,219	2,885
Diluted weighted average shares	141,669	142,687	144,359
Basic earnings per share	$ 2.51	$ 2.51	$ 2.44
Diluted earnings per share	$ 2.49	$ 2.47	$ 2.39