Business Segmentation and Geographical Distribution (Details 2)		12 Months Ended
		Dec. 30, 2017		Dec. 31, 2016		Jan. 02, 2016
Customer G - Related Party | Total Sales
Concentration risk		19.40%			[1]		[1]
Customer G - Related Party | Total Trade Receivables
Concentration risk		18.10%			[1]
Customer D | Total Sales
Concentration risk		10.20%		11.00%			[1]
Customer D | Total Trade Receivables
Concentration risk		13.40%		10.20%
Customer C | Total Sales
Concentration risk	[2]		[1]	23.90%			[1]
Customer C | Total Trade Receivables
Concentration risk	[2]	41.80%		45.80%
Customer B | Total Sales
Concentration risk			[1]		[1]	13.60%
Vendor A | Accounts Payable [Member]
Concentration risk			[1]	39.50%
Vendor B | Accounts Payable [Member]
Concentration risk			[1]	20.80%
Vendor C | Accounts Payable [Member]
Concentration risk		14.50%			[1]
Vendor D | Accounts Payable [Member]
Concentration risk		10.40%			[1]
Vendor E | Accounts Payable [Member]
Concentration risk		10.30%			[1]

[1] Represents less than 10%.

[2] There is ongoing litigation with Customer C.