Restructuring (Textual) (Details) (USD $)			3 Months Ended	9 Months Ended	3 Months Ended			9 Months Ended			9 Months Ended	3 Months Ended	9 Months Ended			9 Months Ended		9 Months Ended
	Sep. 30, 2013 Q3 2012 Restructuring Plan[Member]	Dec. 31, 2012 Q3 2012 Restructuring Plan[Member]	Sep. 30, 2012 Q3 2012 Restructuring Plan[Member] United States and Singapore [Member] employee	Sep. 30, 2013 Q3 2012 Restructuring Plan[Member] United States and Singapore [Member]	Sep. 30, 2012 Q3 2012 Restructuring Plan[Member] United States and Singapore [Member] Research and development functions [Member] employee	Sep. 30, 2012 Q3 2012 Restructuring Plan[Member] United States and Singapore [Member] General and administrative functions [Member] employee	Mar. 31, 2012 Q1 2012 Restructuring Plan [Member] Hungary and United States [Member] employee	Sep. 30, 2013 Leasehold improvement write down [Member] Q3 2012 Restructuring Plan[Member] United States and Singapore [Member]	Sep. 30, 2013 Employee severance, benefits and related personnel costs [Member] Q3 2012 Restructuring Plan[Member]	Dec. 31, 2012 Employee severance, benefits and related personnel costs [Member] Q3 2012 Restructuring Plan[Member]	Sep. 30, 2013 Employee severance, benefits and related personnel costs [Member] Q3 2012 Restructuring Plan[Member] United States and Singapore [Member]	Mar. 31, 2012 Employee severance, benefits and related personnel costs [Member] Q1 2012 Restructuring Plan [Member] Hungary and United States [Member]	Sep. 30, 2012 Employee severance, benefits and related personnel costs [Member] Q1 2012 Restructuring Plan [Member] Hungary and United States [Member]	Sep. 30, 2013 Facility closing costs [Member] Q3 2012 Restructuring Plan[Member]	Dec. 31, 2012 Facility closing costs [Member] Q3 2012 Restructuring Plan[Member]	Sep. 30, 2013 Facility closing costs [Member] Q3 2012 Restructuring Plan[Member] United States and Singapore [Member]	Jun. 30, 2013 Facility closing costs [Member] Q3 2012 Restructuring Plan[Member] United States and Singapore [Member]	Sep. 30, 2013 Equipment Disposal [Member] Q3 2012 Restructuring Plan[Member] United States and Singapore [Member]
Restructuring Cost and Reserve [Line Items]
Employee terminations (employee)			173		150	23	13
Estimated cost of restructuring plan				$ 2,400,000				$ 1,100,000			$ 700,000	$ 600,000				$ 300,000		$ 300,000
Restructuring accrual	0	420,000							0	100,000				0	320,000		50,000
Cash payments for restructuring													$ 500,000