Segment Information - Net Sales Activity by Geographic Region (Details) - Sales Revenue, Goods, Net [Member]	3 Months Ended		9 Months Ended
	Oct. 30, 2016	Oct. 25, 2015	Oct. 30, 2016	Oct. 25, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%
Asia-Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration risk, percentage	80.00%	70.00%	79.00%	72.00%
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration risk, percentage	16.00%	20.00%	16.00%	18.00%
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration risk, percentage	7.00%	10.00%	8.00%	10.00%
Other: Warrant Shares [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration risk, percentage	(3.00%)	0.00%	(3.00%)	0.00%