Segment Reporting (Details 1) - USD ($) $ in Thousands	Oct. 03, 2015	Jan. 03, 2015
Summary of long-lived assets by geography
Total long-lived assets	$ 227,689	$ 230,112
Americas:
Total Americas	191,701	201,338
United States [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	191,273	200,760
Other Americas [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	428	578
Asia [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	23,515	22,145
EMEA [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	11,939	5,951
Japan [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	$ 534	$ 678