Business Enterprise Segments, Significant Customer and Geographical Information (Details 2)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Percentage of net revenue from sales to significant customers including their manufacturing subcontractors [Abstract]
Five largest customers as a group	39.40%	35.90%	40.40%	35.20%
Percentage of product revenue from shipments to international destinations
Percentage of product revenue from shipments to international destinations	98.00%	96.90%	98.60%	96.60%
China (exclusive of Hong Kong) [Member]
Percentage of product revenue from shipments to international destinations
Percentage of product revenue from shipments to international destinations	34.50%	29.40%	33.10%	28.60%
Hong Kong [Member]
Percentage of product revenue from shipments to international destinations
Percentage of product revenue from shipments to international destinations	26.90%	25.70%	26.30%	26.20%
Other Asia (primarily Singapore and Taiwan) [Member]
Percentage of product revenue from shipments to international destinations
Percentage of product revenue from shipments to international destinations	32.90%	37.60%	35.00%	37.90%
Europe [Member]
Percentage of product revenue from shipments to international destinations
Percentage of product revenue from shipments to international destinations	1.70%	2.40%	2.10%	2.40%
Other [Member]
Percentage of product revenue from shipments to international destinations
Percentage of product revenue from shipments to international destinations	2.00%	1.80%	2.10%	1.50%