Segment Information - Long-lived assets (Details) - USD ($) $ in Thousands		Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Segment Reporting Information [Line Items]
Long-lived assets	[1]	$ 233,220	$ 151,478	$ 137,573
United States And Canada [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]			115,162
Asia [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]			5,133
Europe And Middle East [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]			15,762
Latin America [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]			1,516
Total International [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	83,921	24,170	$ 22,411
Asia [Member]
Segment Reporting Information [Line Items]
Long-lived assets		17,336	5,714
United States And Canada [Member]
Segment Reporting Information [Line Items]
Long-lived assets		149,299	127,308
Latin America [Member]
Segment Reporting Information [Line Items]
Long-lived assets		1,004	1,717
Europe And Middle East [Member]
Segment Reporting Information [Line Items]
Long-lived assets		$ 65,581	$ 16,739

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