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A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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Total carrying amount of consideration received or receivable as of the balance sheet date on potential earnings that were not recognized as revenue or other forms of income in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer.

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The number of derivative instruments of a particular group held by the entity.

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Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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Nature of Operations and Significant Accounting Policies (Details) $ in Thousands	9 Months Ended	10 Months Ended	12 Months Ended
	Oct. 03, 2015	Jan. 02, 2016 USD ($) customer Contract	Jan. 02, 2016 USD ($) segment customer Contract	Jan. 03, 2015 USD ($) customer Contract	Dec. 28, 2013 customer
Basis of Presentation and Significant Accounting Policies [Line Items]
Concentration percentage			45.00%	45.00%	45.00%
Number of Operating Segments \| segment			2
Award Requisite Service Period			2 years
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Fair value adjustment through earnings on foreign exchange contracts not designated as hedges			$ 100	$ 400
Risks and Uncertainties [Abstract]
Allowance for doubtful accounts		$ 600	600	900
Deferred Revenue and Credits [Abstract]
Inventory valued at published list price and held by sell-through distributors with right of return		47,086	47,086	50,854
Allowance for distributor advances		(22,290)	(22,290)	(29,490)
Deferred cost of sales related to inventory held by sell-through distributors		(6,930)	(6,930)	(6,418)
Total Deferred income and allowances on sales to sell-through distributors		17,866	17,866	$ 14,946
Property, Plant and Equipment [Abstract]
Undistributed earnings of our Chinese subsidiary		$ 3,200	$ 3,200
Number of industry segments \| segment			1
Building
Property, Plant and Equipment [Abstract]
Estimated useful lives of PP&E			30 years
Sales Revenue, Net \| Customer Concentration Risk
Basis of Presentation and Significant Accounting Policies [Line Items]
Concentration number of customers \| customer		5	5	5	5
Concentration percentage			32.00%	45.00%	44.00%
Sell-Through Distributors \| Customer Concentration Risk
Basis of Presentation and Significant Accounting Policies [Line Items]
Concentration percentage			45.00%	45.00%	45.00%
Minimum \| Equipment and software
Property, Plant and Equipment [Abstract]
Estimated useful lives of PP&E			3 years
Minimum \| Tooling
Property, Plant and Equipment [Abstract]
Estimated useful lives of PP&E			1 year
Maximum
Basis of Presentation and Significant Accounting Policies [Line Items]
Award Requisite Service Period	10 years
Maximum \| Equipment and software
Property, Plant and Equipment [Abstract]
Estimated useful lives of PP&E			5 years
Maximum \| Tooling
Property, Plant and Equipment [Abstract]
Estimated useful lives of PP&E			3 years
Not designated as hedges for accounting purposes \| Foreign exchange contracts
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Foreign exchange contracts outstanding		$ 3,300	$ 3,300	$ 4,200
Derivative, Number of Instruments Held \| Contract		2	2	1
Not designated as hedges for accounting purposes \| Derivative One
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Derivative, Number of Instruments Held \| Contract		4	4	5
Customer A \| Sales Revenue, Net \| Customer Concentration Risk
Basis of Presentation and Significant Accounting Policies [Line Items]
Concentration percentage			9.00%	19.00%	22.00%
Customer B \| Sales Revenue, Net \| Customer Concentration Risk
Basis of Presentation and Significant Accounting Policies [Line Items]
Concentration percentage				12.00%
Sell-Through Distributor A \| Sell-Through Distributors \| Customer Concentration Risk
Basis of Presentation and Significant Accounting Policies [Line Items]
Concentration percentage			29.00%	45.00%
Sell-Through Distributor B \| Sell-Through Distributors \| Customer Concentration Risk
Basis of Presentation and Significant Accounting Policies [Line Items]
Concentration percentage			15.00%	16.00%
Performance Shares \| Minimum
Property, Plant and Equipment [Abstract]
Award Vesting Rights, Percentage			0.00%
Performance Shares \| Maximum
Property, Plant and Equipment [Abstract]
Award Vesting Rights, Percentage			200.00%
Silicon Image, Inc
Basis of Presentation and Significant Accounting Policies [Line Items]
Fiscal Period Duration		10 months