Segment and Geographic Information (Property and Equipment, Net by Country) (Details) - USD ($) $ in Thousands	Jan. 02, 2016	Jan. 03, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	$ 51,852	$ 27,796
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	25,615	14,250
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	14,998	5,626
Philippines
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	3,948	3,658
Taiwan
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	3,677	405
India
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	1,470	248
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	1,211	1,732
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	933	1,877
Foreign
Revenues from External Customers and Long-Lived Assets [Line Items]
Property and equipment, less accumulated depreciation of $118,943 at January 2, 2016 and $154,078 at January 3, 2015	$ 26,237	$ 13,546