Segment Information - Long-lived assets (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Jan. 02, 2016	Apr. 04, 2015	Jan. 03, 2015
Segment Reporting Information [Line Items]
Long-lived assets	[1]	$ 316,544	$ 233,220		$ 151,478
United States And Canada [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]				127,308
Asia [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]				5,714
Europe And Middle East [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]				16,739
Latin America [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]				1,717
Total International [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	135,227	$ 83,921		$ 24,170
Asia [Member]
Segment Reporting Information [Line Items]
Long-lived assets		14,729		$ 17,336
United States And Canada [Member]
Segment Reporting Information [Line Items]
Long-lived assets		181,317		149,299
Latin America [Member]
Segment Reporting Information [Line Items]
Long-lived assets		987		1,004
Europe And Middle East [Member]
Segment Reporting Information [Line Items]
Long-lived assets		$ 119,511		$ 65,581

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