Other Intangible Assets (Details) (USD $)	3 Months Ended	6 Months Ended	12 Months Ended
	May 01, 2015	May 01, 2015	Oct. 31, 2014	May 02, 2014
Other Intangible Assets
Gross Carrying Amount	$ 165,068,000	$ 165,068,000	$ 57,556,000
Accumulated Amortization	(45,407,000)	(45,407,000)	(38,608,000)
Net	119,661,000	119,661,000	18,948,000
Total other intangible assets, gross	169,949,000	169,949,000	62,437,000
Total other intangible assets, net	124,542,000	124,542,000	23,829,000	26,691,000
Impairment of other intangible assets	1,400,000
Amortization expense for intangible assets		5,300,000
Estimated amortization expense
Fiscal 2015 (remainder)	5,500,000	5,500,000
Fiscal 2016	10,400,000	10,400,000
Fiscal 2017	9,500,000	9,500,000
Fiscal 2018	7,400,000	7,400,000
Fiscal 2019	6,600,000	6,600,000
After fiscal 2019	80,300,000	80,300,000
Patents
Other Intangible Assets
Weighted-average Life (Years)		9 years 10 months 24 days	9 years 4 months 24 days
Gross Carrying Amount	15,202,000	15,202,000	10,711,000
Accumulated Amortization	(9,821,000)	(9,821,000)	(8,942,000)
Net	5,381,000	5,381,000	1,769,000
Non-compete agreements
Other Intangible Assets
Weighted-average Life (Years)		5 years 6 months	5 years 4 months 24 days
Gross Carrying Amount	6,932,000	6,932,000	7,039,000
Accumulated Amortization	(5,930,000)	(5,930,000)	(5,315,000)
Net	1,002,000	1,002,000	1,724,000
Customer-related
Other Intangible Assets
Weighted-average Life (Years)		19 years 1 month 6 days	10 years 8 months 12 days
Gross Carrying Amount	84,606,000	84,606,000	8,650,000
Accumulated Amortization	(8,008,000)	(8,008,000)	(5,517,000)
Net	76,598,000	76,598,000	3,133,000
Developed technology
Other Intangible Assets
Weighted-average Life (Years)		7 years 7 months 6 days	7 years 7 months 6 days
Gross Carrying Amount	28,813,000	28,813,000	28,841,000
Accumulated Amortization	(18,853,000)	(18,853,000)	(16,869,000)
Net	9,960,000	9,960,000	11,972,000
Trade names
Other Intangible Assets
Weighted-average Life (Years)		19 years 2 months 12 days	5 years
Gross Carrying Amount	28,715,000	28,715,000	1,515,000
Accumulated Amortization	(1,995,000)	(1,995,000)	(1,165,000)
Net	26,720,000	26,720,000	350,000
Non-amortizable - trade names	4,881,000	4,881,000	4,881,000
Other
Other Intangible Assets
Gross Carrying Amount	800,000	800,000	800,000
Accumulated Amortization	$ (800,000)	$ (800,000)	$ (800,000)