Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.2
Segment Information (Schedule Of Revenues From External Customers By Geographical Areas) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 29, 2019
Jun. 30, 2018
Jun. 29, 2019
Jun. 30, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net Sales to External Customers $ 256,016 $ 301,460 $ 529,006 $ 593,458
Greater China [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net Sales to External Customers 128,946 167,841 273,099 325,649
Southeast Asia Pacific [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net Sales to External Customers 53,960 54,771 108,475 110,999
North Asia [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net Sales to External Customers 22,575 18,986 44,803 37,070
Asia Pacific [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net Sales to External Customers 205,481 241,598 426,377 473,718
Americas And Europe [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net Sales to External Customers $ 50,535 $ 59,862 $ 102,629 $ 119,740