Basis of Presentation and Significant Accounting Policies (Details)	3 Months Ended		3 Months Ended				3 Months Ended
	Mar. 29, 2014 USD ($)	Dec. 28, 2013 USD ($)	Mar. 29, 2014 Sales Revenue Sell-Through Distributors	Mar. 30, 2013 Sales Revenue Sell-Through Distributors	Mar. 29, 2014 Not designated as effective hedges for accounting purposes Foreign exchange contracts JPY (¥)	Dec. 28, 2013 Not designated as effective hedges for accounting purposes Foreign exchange contracts JPY (¥)	Mar. 29, 2014 Minimum	Mar. 29, 2014 Maximum
Basis of Presentation and Significant Accounting Policies [Line Items]
Fiscal year duration (52 weeks or 53 weeks)							364 days	371 days
Term of maturities of investments considered cash and cash equivalents								3 months
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Open foreign exchange contracts - notional amounts					¥ 350,000,000	¥ 240,000,000
Gain on foreign exchange contracts adjusted to fair value through earnings - less than	100,000
Risks and Uncertainties [Abstract]
Allowance for doubtful accounts	900,000	900,000
Resale of product by sell-through distributors as a percentage of total revenue			39.00%	49.00%
Deferred Revenue and Credits [Abstract]
Inventory valued at published list price and held by sell-through distributors with right of return	45,375,000	36,056,000
Allowance for distributor advances	(22,900,000)	(24,090,000)
Deferred cost of sales related to inventory held by sell-through distributors	(5,495,000)	(4,471,000)
Total Deferred income and allowances on sales to sell-through distributors	$ 16,980,000	$ 7,495,000