Segment Reporting (Details 1) - USD ($) $ in Thousands	Oct. 01, 2016	Jan. 02, 2016
Summary of long-lived assets by geography
Total long-lived assets	$ 240,590	$ 228,599
Americas:
Total Americas	194,434	190,052
United States [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	193,611	189,665
Other Americas [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	823	387
Asia [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	31,943	24,767
EMEA [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	13,133	12,832
Japan [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	$ 1,080	$ 948