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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 ($) Contract	Dec. 31, 2016 USD ($) segment Contract	Jan. 02, 2016 USD ($) segment Contract	Jan. 03, 2015
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Fair value adjustment through earnings on foreign exchange contracts not designated as hedges			$ 200	$ (100)
Concentration percentage			61.00%	45.00%	45.00%
Risks and Uncertainties [Abstract]
Allowance for doubtful accounts		$ 600	$ 9,300	$ 600
Increase in allowance for doubtful accounts			9,000
Bad debt expense			7,500
Deferred Revenue and Credits [Abstract]
Inventory valued at published list price and held by sell-through distributors with right of return		47,086	86,218	47,086
Allowance for distributor advances		(22,290)	(37,090)	(22,290)
Deferred cost of sales related to inventory held by sell-through distributors		(6,930)	(16,871)	(6,930)
Total Deferred income and allowances on sales to sell-through distributors		17,866	$ 32,257	$ 17,866
Property, Plant and Equipment [Abstract]
Number of operating units \| segment			1	2
Number of reportable segment \| segment			1	2
Undistributed earnings of our Chinese subsidiary			$ 3,000
Contractual terms of options granted			2 years
Award vesting comparison period			2 years
Building
Property, Plant and Equipment [Abstract]
Estimated useful lives of PP&E			30 years
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
Property, Plant and Equipment [Abstract]
Contractual terms of options granted	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	$ 2,300	$ 3,300
Derivative, Number of Instruments Held \| Contract		6	2	6
Sales Revenue, Net \| Sell-Through Distributors Concentration Risk
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Concentration percentage			61.00%	45.00%	45.00%
Top Five Customers \| Sales Revenue, Net \| Customer Concentration Risk
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Concentration percentage			27.00%	32.00%	45.00%
Largest Customer \| Sales Revenue, Net \| Customer Concentration Risk
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Concentration percentage			9.90%	9.30%	19.10%
Second Largest Customer \| Sales Revenue, Net \| Customer Concentration Risk
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Concentration percentage					12.30%
Largest Distributor Group \| Trader receivables \| Sell-Through Distributors Concentration Risk
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Concentration percentage			38.00%	29.00%
Second Largest Distributor Group \| Trader receivables \| Sell-Through Distributors Concentration Risk
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Concentration percentage			24.00%	15.00%
Performance Shares \| Minimum
Property, Plant and Equipment [Abstract]
Award vesting percentage			0.00%
Performance Shares \| Maximum
Property, Plant and Equipment [Abstract]
Award vesting percentage			200.00%
Silicon Image, Inc
Basis of Presentation and Significant Accounting Policies [Line Items]
Fiscal Period Duration		10 months
Other income (expense), net
Basis of Presentation and Significant Accounting Policies [Line Items]
Net loss attributable to noncontrolling interest				$ 300
January 2016 \| Not designated as hedges for accounting purposes \| Foreign exchange contracts
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Derivative, Number of Instruments Held \| Contract		2		2
June 2016 \| Not designated as hedges for accounting purposes \| Foreign exchange contracts
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Derivative, Number of Instruments Held \| Contract		4		4