Common Stock Repurchases and Retirement (Details) - USD ($)			12 Months Ended
	Sep. 28, 2012	Sep. 05, 2012	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Equity [Abstract]
Retirement of treasury shares, shares		39,631,836
Retired treasury shares carrying value		$ 149,700,000
Maximum amount approved for share repurchase program	$ 75,000,000
Period shares can be repurchased	3 years
Number of common stock shares repurchased			0	0	4,100,000
Total cost of common stock shares repurchased					$ 14,479,000