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Foreign Operations, Geographic Area and Product Segment Information (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Net Sales to Unaffiliated Customers $ 979,135 $ 930,892 $ 282,262
Long-Lived Assets 88,408 42,320 44,707
Total Americas
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Net Sales to Unaffiliated Customers 100,635 92,646 60,730
Long-Lived Assets 67,788 41,072 43,577
United States
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Net Sales to Unaffiliated Customers 100,310 92,414 60,553
Long-Lived Assets 67,788 41,072 43,577
Other
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Net Sales to Unaffiliated Customers 325 232 177
Total Other Foreign Countries
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Net Sales to Unaffiliated Customers 878,500 838,246 221,532
Long-Lived Assets 20,620 1,248 1,130
EMEA
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Net Sales to Unaffiliated Customers 57,617 92,112 49,938
Long-Lived Assets 203 274 315
EMEA | Net Sales to Customers | Geographic Concentration Risk
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Minimum percentage of net sales to qualify as a customer concentration risk 10.00%    
Asia Pacific
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Net Sales to Unaffiliated Customers 820,883 746,134 171,594
Long-Lived Assets $ 20,417 $ 974 $ 815
Asia Pacific | Net Sales to Customers | Geographic Concentration Risk
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Minimum percentage of net sales to qualify as a customer concentration risk 10.00%    
South Korea | Net Sales to Customers | Geographic Concentration Risk
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Percentage of net sales of customers to total net sales   32.30% 35.10%
China | Net Sales to Customers | Geographic Concentration Risk
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Percentage of net sales of customers to total net sales 66.40% 28.70% 11.00%
Taiwan | Net Sales to Customers | Geographic Concentration Risk
      
Net sales attributable to the geographic location in which the customer facility is located and long-lived assets related to operations in United States and other foreign countries      
Percentage of net sales of customers to total net sales   10.90%