Annual report pursuant to Section 13 and 15(d)

Segment Information (Schedule Of Revenues From External Customers By Geographical Areas) (Details)

v3.6.0.2
Segment Information (Schedule Of Revenues From External Customers By Geographical Areas) (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Oct. 01, 2016
Jul. 02, 2016
Apr. 02, 2016
Jan. 02, 2016
Oct. 03, 2015
Jul. 04, 2015
Apr. 04, 2015
Dec. 31, 2016
Jan. 02, 2016
Jan. 03, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Net Sales to External Customers $ 252,901 $ 254,219 $ 258,514 $ 240,449 $ 232,585 $ 233,292 $ 233,244 $ 219,378 $ 1,006,083 $ 918,499 $ 790,471
Greater China [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Net Sales to External Customers                 502,299 441,284 326,134
Southeast Asia Pacific [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Net Sales to External Customers                 206,124 183,828 177,940
North Asia [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Net Sales to External Customers                 46,023 39,751 32,667
Asia Pacific [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Net Sales to External Customers                 754,446 664,863 536,741
Americas And Europe [Member]                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Net Sales to External Customers                 $ 251,637 $ 253,636 $ 253,730