Stock Repurchase and Dividends (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions					9 Months Ended		16 Months Ended
	Jul. 27, 2015	Apr. 27, 2015	Jan. 26, 2015	Nov. 10, 2014	Jun. 28, 2015	Jun. 29, 2014	Sep. 28, 2014	Jun. 30, 2013
Maximum repurchase amount under stock repurchase program				$ 200,000				$ 100,000
Shares repurchased through open market purchases					3.0		3.9
Average price of shares repurchased (in dollars per share)					$ 25.15		$ 25.59
Cost of shares repurchased					$ 75,500		$ 100,000
Payment of ordinary dividends					$ 13,440	$ 4,506
Quarterly cash dividend declared (in dollars per share)		$ 0.08	$ 0.07	$ 0.07
Period of stock repurchase program				2 years
Subsequent Event
Quarterly cash dividend declared (in dollars per share)	$ 0.08