Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2016	May. 02, 2015	Apr. 30, 2016	May. 02, 2015	Oct. 31, 2015
Changes in goodwill
Balance at beginning of period			$ 1,636,526
Foreign currency translation adjustment			243
Balance at end of period	$ 1,639,165		1,639,165
Amortization of Intangible Assets	18,400	$ 25,200	36,787	$ 49,893
Finite lived intangible assets
Gross Carrying Amount	678,908		678,908		$ 677,264
Accumulated Amortization	130,534		130,534		93,747
Amortization expense
Remaining of fiscal year	36,960		36,960
Finite-Lived Intangible Assets, Amortization Expense, Year Two	73,921		73,921
Finite-Lived Intangible Assets, Amortization Expense, Year Three	72,862		72,862
Finite-Lived Intangible Assets, Amortization Expense, Year Four	69,913		69,913
Finite-Lived Intangible Assets, Amortization Expense, Year Five	69,674		69,674
Customer Relationships [Member]
Finite lived intangible assets
Gross Carrying Amount	625,989		625,989
Customer-Related Intangible Assets [Member]
Finite lived intangible assets
Gross Carrying Amount					624,900
Accumulated Amortization	123,691		123,691		88,913
Technology-Based Intangible Assets [Member]
Finite lived intangible assets
Gross Carrying Amount	15,857		15,857		15,100
Accumulated Amortization	6,753		6,753		4,834
In-process research and development [Member]
Changes in goodwill
In-process research and development	37,062		37,062		37,264
Finite lived intangible assets
Accumulated Amortization	90		$ 90		$ 0
Series of Individually Immaterial Business Acquisitions [Member]
Indefinite-lived Intangible Assets by Major Class [Line Items]
Goodwill, Acquired During Period	$ 2,396