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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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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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Basis of Presentation and Significant Accounting Policies (Details) $ in Thousands			3 Months Ended			9 Months Ended
	Oct. 01, 2016 USD ($) Contract	Jan. 02, 2016 USD ($) Contract	Oct. 01, 2016 USD ($) Contract	Jan. 02, 2016 USD ($) Contract	Oct. 03, 2015 USD ($)	Oct. 01, 2016 USD ($) Contract	Oct. 03, 2015 USD ($)	Jun. 30, 2016 Contract	Jan. 31, 2016 Contract
Basis of Presentation and Significant Accounting Policies [Line Items]
Net loss attributable to noncontrolling interest					$ 102		$ 203
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Derivative contracts \| Contract	1		1			1
Risks and Uncertainties [Abstract]
Allowance for doubtful accounts	$ 7,200	$ 600	$ 7,200	$ 600		$ 7,200
Increase in allowance for doubtful accounts						6,600
Bad debt expense			7,500			7,500
Deferred Revenue and Credits [Abstract]
Inventory valued at published list prices and held by sell-through distributors with right of return	79,199	47,086	79,199	47,086		79,199
Allowance for distributor advances	(37,910)	(22,290)	(37,910)	(22,290)		(37,910)
Deferred cost of sales related to inventory held by sell-through distributors	(20,356)	(6,930)	(20,356)	(6,930)		(20,356)
Total Deferred income and allowances on sales to sell-through distributors	20,933	17,866	$ 20,933	17,866		$ 20,933
Revenue \| Customer Concentration Risk
Risks and Uncertainties [Abstract]
Concentration Risk			14.00%			7.00%
Sales Revenue \| Customer Concentration Risk
Risks and Uncertainties [Abstract]
Concentration Risk			32.00%		31.00%	25.00%	33.00%
Sell-Through Distributors \| Customer Concentration Risk
Risks and Uncertainties [Abstract]
Concentration Risk			62.00%		46.00%	58.00%	45.00%
Not designated as effective hedges for accounting purposes \| Foreign exchange contracts
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Open foreign exchange contracts - notional amounts	$ 1,300	$ 3,300	$ 1,300	$ 3,300		$ 1,300
Not designated as effective hedges for accounting purposes \| Derivative One
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Derivative contracts \| Contract		6		6				4	2
Maximum
Basis of Presentation and Significant Accounting Policies [Line Items]
Term of maturities of investments considered cash and cash equivalents						3 months
Customer A \| Revenue \| Customer Concentration Risk
Risks and Uncertainties [Abstract]
Concentration Risk					9.00%		11.00%
Sell-Through Distributor A \| Sell-Through Distributors \| Customer Concentration Risk
Risks and Uncertainties [Abstract]
Concentration Risk	35.00%	29.00%
Sell-Through Distributor B \| Sell-Through Distributors \| Customer Concentration Risk
Risks and Uncertainties [Abstract]
Concentration Risk	31.00%	15.00%
Other Nonoperating Income (Expense)
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Gain on foreign exchange contracts adjusted to fair value through earnings - less than			$ 100	$ 100
Equipment \| Minimum
Deferred Revenue and Credits [Abstract]
Property, plant and equipment, useful life						3 years
Equipment \| Maximum
Deferred Revenue and Credits [Abstract]
Property, plant and equipment, useful life						5 years
Tools, Dies and Molds \| Minimum
Deferred Revenue and Credits [Abstract]
Property, plant and equipment, useful life						1 year
Tools, Dies and Molds \| Maximum
Deferred Revenue and Credits [Abstract]
Property, plant and equipment, useful life						3 years
Building
Deferred Revenue and Credits [Abstract]
Property, plant and equipment, useful life						30 years
Software Development \| Minimum
Deferred Revenue and Credits [Abstract]
Property, plant and equipment, useful life						3 years
Software Development \| Maximum
Deferred Revenue and Credits [Abstract]
Property, plant and equipment, useful life						5 years