Annual report pursuant to Section 13 and 15(d)

Segment Information (Schedule Of Revenues From External Customers By Geographic Region) (Details)

v2.4.0.6
Segment Information (Schedule Of Revenues From External Customers By Geographic Region) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 29, 2012
Sep. 29, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Oct. 01, 2011
Jul. 02, 2011
Apr. 02, 2011
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Revenues From External Customers By Geographic Area [Line Items]                      
Net Sales to External Customers $ 168,530 $ 165,175 $ 160,901 $ 154,120 $ 145,947 $ 143,501 $ 148,925 $ 143,566 $ 648,726 $ 581,939 $ 517,644
North America/Europe [Member]
                     
Revenues From External Customers By Geographic Area [Line Items]                      
Net Sales to External Customers                 244,333 236,386 242,147
Southeast Asia Pacific [Member]
                     
Revenues From External Customers By Geographic Area [Line Items]                      
Net Sales to External Customers                 139,651 111,447 99,311
Greater China [Member]
                     
Revenues From External Customers By Geographic Area [Line Items]                      
Net Sales to External Customers                 235,626 204,822 152,280
North Asia [Member]
                     
Revenues From External Customers By Geographic Area [Line Items]                      
Net Sales to External Customers                 29,116 29,284 23,906
Asia Pacific [Member]
                     
Revenues From External Customers By Geographic Area [Line Items]                      
Net Sales to External Customers                 $ 404,393 $ 345,553 $ 275,497