Income Taxes - Changes in Unrealized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 28, 2017	Oct. 29, 2016	Oct. 31, 2015
Changes in the total amounts of unrealized tax benefits
Unrealized tax benefits (beginning)	$ 68,535	$ 71,782	$ 65,464
Additions for tax positions related to current year	1,742	2,539	524
Additions for tax positions related to acquisition	12,332
Additions for tax positions related to prior years			9,799
Reductions for tax positions related to prior years	(43,186)	(4,475)	(2,745)
Reductions due to lapse of applicable statute of limitations	(1,566)	(1,311)	(1,260)
Unrealized tax benefits (end)	$ 37,857	$ 68,535	$ 71,782