Summary of Significant Accounting Policies - Additional Information (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 29, 2013 Y	Dec. 30, 2012	Dec. 25, 2011
Summary Of Significant Accounting Policies [Line Items]
Percentage of revenue received from distributors	61.00%
Standard limited warranty period, in years	1
Increase (decrease) in depreciation expense		$ 17.2
Change in estimates effect on increase in net income		15.0
Change in estimates effect on increase in net income per share		$ 0.12
Cost method investments	0.7	0.7
Realized foreign currency gains (losses)	2.2	2.8	2.6
Minimum
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, in years	1 year
Maximum
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, in years	15 years
Building and Improvements | Minimum
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment, estimated useful life, in years	10 years
Building and Improvements | Maximum
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment, estimated useful life, in years	30 years
Machinery and Equipment and Software | Previous Policy
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment, estimated useful life, in years	8 years
Machinery and Equipment and Software | Minimum
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment, estimated useful life, in years	3 years
Machinery and Equipment and Software | Maximum
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment, estimated useful life, in years	10 years
Machinery and equipment at wafer fabrication facilities | Previous Policy
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment, estimated useful life, in years	10 years
Molds And Tooling
Summary Of Significant Accounting Policies [Line Items]
Increase (decrease) in depreciation expense		$ 0.7
Molds And Tooling | Minimum
Summary Of Significant Accounting Policies [Line Items]
Other long term assets, estimated useful life	1 year
Molds And Tooling | Minimum | Revised
Summary Of Significant Accounting Policies [Line Items]
Other long term assets, estimated useful life	3 years
Molds And Tooling | Maximum
Summary Of Significant Accounting Policies [Line Items]
Other long term assets, estimated useful life	8 years
Molds And Tooling | Maximum | Revised
Summary Of Significant Accounting Policies [Line Items]
Other long term assets, estimated useful life	5 years
Balance Sheet Translation Hedges
Summary Of Significant Accounting Policies [Line Items]
Duration of currency forward and combination option contracts, in months	1