Stockholders' Equity (Details 3) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014
Dividends
Dividend declared per common share (in dollars per share)	$ 0.2875	$ 0.2875	$ 0.25	$ 0.8625	$ 0.75
Dividend declared on common shares		$ 44,300		$ 135,126
Dividend paid on common shares		$ 44,200		$ 131,425	$ 77,705