Segment Information (Schedule Of Revenues From External Customers And Assets By Geographic Region) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales to External Customers	$ 191,944	$ 173,691	$ 562,601	$ 531,909
Americas And Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales to External Customers	61,723	66,294	189,199	197,215
Southeast Asia/Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales to External Customers	44,488	40,230	127,625	113,014
Greater China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales to External Customers	77,206	59,768	222,144	200,141
North Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales to External Customers	8,527	7,399	23,633	21,539
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales to External Customers	$ 130,221	$ 107,397	$ 373,402	$ 334,694