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Foreign Operations, Geographic Area and Product Segment Information (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
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 $ 73,209 $ 99,324 $ 97,435 $ 61,781 $ 106,849 $ 132,715 $ 136,547 $ 139,909 $ 331,749 $ 516,020 $ 979,135
Long-Lived Assets 89,139       98,302       89,139 98,302 88,408
Minimum percentage of net sales to qualify as a customer concentration risk                 10.00%    
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                 57,609 83,317 100,635
Long-Lived Assets 66,002       74,497       66,002 74,497 67,788
Other | Net Sales to Customers | Geographic Concentration Risk | Maximum
                      
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                 1.00%    
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                 21,941 41,708 57,617
Long-Lived Assets 95       36       95 36 203
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                 252,199 390,995 820,883
Long-Lived Assets $ 23,042       $ 23,769       $ 23,042 $ 23,769 $ 20,417
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                 44.80% 42.00% 66.40%
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                   11.40%