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Commitments and Contingencies	3 Months Ended
Commitments and Contingencies	Apr. 02, 2017
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and Contingencies Commitments The Company's manufacturing suppliers require us to forecast wafer starts several months in advance. The Company is required to take delivery of and pay for a portion of forecasted wafer volume. As of April 2, 2017, and January 1, 2017, the Company had $1.5 million and $1.6 million respectively, of outstanding commitments for the purchase of wafer and finished goods inventory. The Company has obligations with certain suppliers for the purchase of other goods and services entered into in the ordinary course of business. As of April 2, 2017, total outstanding purchase obligations for other goods and services were $882,000, all of which are due within the next twelve months, except for $2,000 relating to capital lease maintenance commitment. The Company leases its primary facility under a non-cancelable operating lease that expires at the end of 2018. In addition, the Company rents development facilities in India as well as sales offices in Europe and Asia. Total rent expense for the first quarters of 2017 and 2016 was approximately $211,000 and $198,000, respectively.