Nature of Operations and Summary of Significant Accounting Policies Treasury Stock (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Class of Stock [Line Items]
Treasury Stock, Value	$ 577,781	$ 402,082
Treasury Stock, Shares, Acquired	3,041,000
Payments for Repurchase of Common Stock	$ 175,699	$ 58,126	$ 34,371
Treasury Stock, Shares	19,794,559	16,753,889
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	5,196,000	8,237,000