Segment Reporting (Details 1) (USD $) In Thousands, unless otherwise specified	Mar. 29, 2014	Dec. 28, 2013
Summary of long-lived assets by geography
Total long-lived assets	$ 239,425	$ 238,715
Americas:
Total Americas	209,878	207,988
United States [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	209,612	207,694
Other Americas [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	266	294
EMEA [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	6,441	6,326
Japan [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	809	893
Asia [Member]
Summary of long-lived assets by geography
Long-Lived Assets in Individual Foreign Countries	$ 22,297	$ 23,508