Fair Value (Details 2) (Fair Value, Measurements, Recurring [Member], USD $) In Thousands, unless otherwise specified			3 Months Ended
	Feb. 02, 2013	Nov. 03, 2012	Feb. 02, 2013 Level 3 [Member]
Business acquisition contingent consideration at fair value
Contingent consideration, Beginning balance	$ 8,349	$ 12,219	$ 12,219
Payment made			(4,000)	[1]
Fair value adjustment			130	[2]
Contingent consideration, Ending balance	$ 8,349	$ 12,219	$ 8,349

[1] The payment is reflected in the Company's condensed consolidated statements of cash flows as cash used in financing activities related to the liability recognized at fair value as of the acquisition date and as cash provided by operating activities related to the fair value adjustments previously recognized in earnings.

[2] Recorded in research and development expense in the Company's condensed consolidated statements of income.