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Share Based Compensation Expense in Statements of Operations (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Selling, general and administrative
Dec. 31, 2013
2010 Incentive Award Plan
Dec. 31, 2012
2010 Incentive Award Plan
Dec. 31, 2013
2010 Incentive Award Plan
Cost of Goods Sold
Dec. 31, 2012
2010 Incentive Award Plan
Cost of Goods Sold
Dec. 31, 2013
2010 Incentive Award Plan
Research and development and engineering
Dec. 31, 2012
2010 Incentive Award Plan
Research and development and engineering
Dec. 31, 2013
2010 Incentive Award Plan
Selling, general and administrative
Dec. 31, 2012
2010 Incentive Award Plan
Selling, general and administrative
Dec. 31, 2013
2010 Incentive Award Plan
Restructuring,restatement related cost,post-emergence fees and other
Dec. 31, 2012
2010 Incentive Award Plan
Restructuring,restatement related cost,post-emergence fees and other
Share Based Compensation [Line Items]                      
Share-based compensation expense $ 3,300 $ 5,624 $ 4,631 $ 118 $ 83 $ 180 $ 112 $ 5,201 $ 4,385 $ 125 $ 51