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. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Revenues From External Customers By Geographic Area [Line Items]
Net Sales to External Customers	$ 173,691	$ 165,175	$ 531,909	$ 480,196
Americas And Europe [Member]
Revenues From External Customers By Geographic Area [Line Items]
Net Sales to External Customers	66,294	62,490	197,215	183,586
Southeast Asia/Pacific [Member]
Revenues From External Customers By Geographic Area [Line Items]
Net Sales to External Customers	40,230	35,709	113,014	102,232
Greater China [Member]
Revenues From External Customers By Geographic Area [Line Items]
Net Sales to External Customers	59,768	59,722	200,141	173,127
North Asia [Member]
Revenues From External Customers By Geographic Area [Line Items]
Net Sales to External Customers	7,399	7,254	21,539	21,251
Asia Pacific [Member]
Revenues From External Customers By Geographic Area [Line Items]
Net Sales to External Customers	$ 107,397	$ 102,685	$ 334,694	$ 296,610