Concentration of Risk (Tables)

12 Months Ended

Jan. 29, 2017

Risks and Uncertainties [Abstract]

Schedule of significant customers

The following significant customers accounted for at least 10% of net sales in one or more of the periods indicated:

	Fiscal Year Ended
(percentage of net sales)	January 29, 2017		January 31, 2016		January 25, 2015
Arrow Electronics (and affiliates)	10	%	9	%	9	%
Trend-Tek (and affiliates)	10	%	7	%	5	%
Samsung Electronics (and affiliates)	7	%	7	%	11	%
Premier (and affiliates) (1)	4	%	3	%	3	%

(1) Premier is a distributor with a concentration of sales to Samsung. The above percentages represent the Company's estimate of the sales activity related to Samsung that is passing through this distributor.