Treasury Stock (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Equity [Abstract]
Treasury Stock, Shares	24,208,517	21,842,632
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	5,782,000	8,148,000
Treasury Stock, Value	$ 876,134	$ 700,472
Treasury Stock, Shares, Acquired	2,366,000
Payments for Repurchase of Common Stock	$ 175,662	$ 122,691	$ 175,699