Concentration of Risk and Segment Information (Details 2) (USD $) In Thousands, unless otherwise specified	Jan. 01, 2012	Jan. 02, 2011
Long-lived Assets
Long Lived Assets, Total	$ 991,056	$ 769,909
United States [Member]
Long-lived Assets
Long-Lived Assets in Country of Domicile	100,414	111,733
Japan [Member]
Long-lived Assets
Long-Lived Assets in Foreign Countries	673,898	518,912
China [Member]
Long-lived Assets
Long-Lived Assets in Foreign Countries	187,773	112,133
Other foreign countries [Member]
Long-lived Assets
Long-Lived Assets in Foreign Countries	$ 28,971	$ 27,131