Quantitative Information Level Three Fair Value Measurements (Detail) (Fair Value, Inputs, Level 3, USD $) In Thousands, unless otherwise specified	3 Months Ended
	Feb. 06, 2012
Trade names and trademarks | Relief From Royalty Valuation Technique | Revenue Projections
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets, Fair Value	$ 310
Fair Value, Valuation Techniques	Relief from Royalty
Fair Value, Unobservable Inputs	Revenue Projections
Fair Value Inputs	12.50%
Trade names and trademarks | Relief From Royalty Valuation Technique | Estimated Useful Life
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Estimated Useful Life
Selected Input (Range)	2 years
Trade names and trademarks | Relief From Royalty Valuation Technique | Estimated Useful Life | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Selected Input (Range)	1 year
Trade names and trademarks | Relief From Royalty Valuation Technique | Estimated Useful Life | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Selected Input (Range)	3 years
Developed Technology | Relief From Royalty Valuation Technique | Revenue Attrition
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets, Fair Value	11,800
Fair Value, Valuation Techniques	Relief from Royalty
Fair Value, Unobservable Inputs	Revenue Attrition
Fair Value Inputs	5.00%
Developed Technology | Relief From Royalty Valuation Technique | Revenue Attrition | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	5.00%
Developed Technology | Relief From Royalty Valuation Technique | Revenue Attrition | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	10.00%
Developed Technology | Relief From Royalty Valuation Technique | Core Revenue Attributable
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Core Revenue Attributable
Fair Value Inputs	25.00%
Developed Technology | Relief From Royalty Valuation Technique | Core Revenue Attributable | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	15.00%
Developed Technology | Relief From Royalty Valuation Technique | Core Revenue Attributable | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	35.00%
Developed Technology | Relief From Royalty Valuation Technique | Base Revenue Projections
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Base Revenue Projections
Fair Value Inputs	12.50%
In-process research and development | Income Approach Valuation Technique | Revenue Attrition
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets, Fair Value	800
Fair Value, Valuation Techniques	Income Approach
Fair Value, Unobservable Inputs	Revenue Attrition
Fair Value Inputs	5.00%
In-process research and development | Income Approach Valuation Technique | Revenue Attrition | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	5.00%
In-process research and development | Income Approach Valuation Technique | Revenue Attrition | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	10.00%
In-process research and development | Income Approach Valuation Technique | Base Revenue Projections
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Base Revenue Projections
Fair Value Inputs	12.50%
In-process research and development | Income Approach Valuation Technique | Expected Product Cycle
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Expected Product Cycle
Selected Input (Range)	5 years
In-process research and development | Income Approach Valuation Technique | Expected Product Cycle | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Selected Input (Range)	3 years
In-process research and development | Income Approach Valuation Technique | Expected Product Cycle | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Selected Input (Range)	7 years
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Estimated Useful Life
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Estimated Useful Life
Selected Input (Range)	7 years
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Estimated Useful Life | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Selected Input (Range)	5 years
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Estimated Useful Life | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Selected Input (Range)	10 years
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Revenue Attrition
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets, Fair Value	$ 1,500
Fair Value, Valuation Techniques	Multi-Period Excess Earnings
Fair Value, Unobservable Inputs	Revenue Attrition
Fair Value Inputs	20.00%
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Revenue Attrition | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	19.30%
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Revenue Attrition | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	20.80%
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Base Revenue Projections
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Base Revenue Projections
Fair Value Inputs	12.50%
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Margin Improvement
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value, Unobservable Inputs	Margin Improvement
Fair Value Inputs	80.00%
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Margin Improvement | Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	60.00%
Customer Relationships | Mult-Period Excess Earnings Valuation Technique | Margin Improvement | Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair Value Inputs	90.00%