Acquisitions (Details) - USD ($) $ in Thousands			12 Months Ended
	Jun. 01, 2015	May. 30, 2014	Oct. 30, 2015	Oct. 31, 2014
Business Acquisition [Line Items]
Goodwill acquired during the year			$ 55,717	$ 271
Montabert [Member]
Business Acquisition [Line Items]
Business acquisition date			Jun. 01, 2015
Payments to acquire business, gross of cash acquired	$ 121,500
Cash acquired	7,100
Goodwill acquired during the year	55,500
Intangible assets acquired	$ 35,100
Mining Technologies, Inc. [Member]
Business Acquisition [Line Items]
Business acquisition date			May 30, 2014
Payments to acquire business, gross of cash acquired		$ 44,400
Goodwill acquired during the year		300
Intangible assets acquired		$ 9,900