COMMITMENTS AND CONTINGENCIES (Details 2) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended		6 Months Ended		1 Months Ended					1 Months Ended			6 Months Ended	1 Months Ended		6 Months Ended
	Oct. 31, 2008 Subsidiaries	Jun. 30, 2011 USD ($)	Jun. 30, 2010 USD ($)	Jun. 30, 2011 USD ($)	Jun. 30, 2010 USD ($)	Nov. 30, 2009 Distributor Litigation USD ($)	Jul. 31, 2009 Distributor Litigation USD ($)	Jun. 30, 2009 Distributor Litigation Day Defendants	Mar. 28, 2011 Distributor Litigation USD ($)	Jun. 03, 2009 Distributor Litigation USD ($)	Jul. 31, 2009 French Labor Litigation EUR (€) Plaintiffs	Jul. 31, 2008 French Labor Litigation Plaintiffs	Oct. 30, 2006 French Labor Litigation Plaintiffs	Jun. 30, 2011 French Labor Litigation Plaintiffs	Jul. 31, 2011 Infineon Litigation Patents	Apr. 30, 2011 Infineon Litigation Patents	Jun. 30, 2011 Low End of Range	Jun. 30, 2011 High End of Range
Contingencies
Number of Asia-based distributors as defendants in lawsuit filed by the entity								3
Amount sought to be recovered from Asia-based distributors										$ 8,500
Period after specified event, the entity's suspension of shipments to NEHK breached the parties' International Distributor Agreement (in days)								1
Damages sought by plaintiffs							50,000				45
Amount to be deposited in Court-Administered Account as per court order by NEL and NEHK									2,900
Default judgment given by court in favor of company						2,697
Number of former employees who filed claims against the company											56		47
Number of plaintiffs who later dropped out of the case														5
Number of remaining plaintiffs														51
Number of former employees who appealed the lower court's ruling												40
Number of Infineon patents claimed to be infringed																11
Number of company's patents Infineon seeking to declare either invalid or not infringed															11	3
Number of company's patents counterclaimed that Infineon infringed on and breach of contract															6
Product Warranties
Warranty period of company's products, range (period of time)																	90 D	2 Y
Activity related to the product warranty liability
Balance at beginning of period		4,908	4,394	4,019	4,225
Accrual for warranties during the period, net of change in estimates		1,653	493	3,857	2,166
Actual costs incurred		(1,454)	(778)	(2,769)	(2,282)
Balance at end of period		5,107	4,109	5,107	4,109
Number of company's French subsidiaries where inspection conducted by European Union Commission (the "Commission")	1
Guarantees
Maximum potential amount of future payments required under guarantee agreements		$ 1,850		$ 1,850