Property, Plant and Equipment - Summary of Impairment Charges (Details) $ in Thousands	12 Months Ended
	Jan. 29, 2017 USD ($)
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	$ 6,326
Machinery and equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	6,281
Furniture and office equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	43
Leasehold improvements
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	2
Cost of sales
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	2,810
Cost of sales | Machinery and equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	2,799
Cost of sales | Furniture and office equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	10
Cost of sales | Leasehold improvements
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	1
Product development and engineering
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	3,510
Product development and engineering | Machinery and equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	3,477
Product development and engineering | Furniture and office equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	33
Product development and engineering | Leasehold improvements
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	0
Selling, general and administrative expenses
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	6
Selling, general and administrative expenses | Machinery and equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	5
Selling, general and administrative expenses | Furniture and office equipment
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	0
Selling, general and administrative expenses | Leasehold improvements
Impaired Long-Lived Assets Held and Used [Line Items]
Total impairment charge	$ 1