Summary of Significant Accounting Policies - Additional Information (Details) - Customer	3 Months Ended		12 Months Ended
	Apr. 02, 2016	Apr. 04, 2015	Jan. 02, 2016
Disclosure Summary Of Significant Accounting Policies [Line Items]
Customer accounted percentage of net accounts receivable balance	19.00%		10.00%
Minimum
Disclosure Summary Of Significant Accounting Policies [Line Items]
Products warranty period	1 year
Maximum
Disclosure Summary Of Significant Accounting Policies [Line Items]
Products warranty period	2 years
Revenue, Total | Customer Concentration Risk
Disclosure Summary Of Significant Accounting Policies [Line Items]
Number of customer accounted for total revenues and net accounts receivable	1	1
Customer accounted percentage of total revenues	15.00%	15.00%
Accounts Receivable | Credit Concentration Risk
Disclosure Summary Of Significant Accounting Policies [Line Items]
Number of customer accounted for total revenues and net accounts receivable	1		0