XML 41 R42.htm IDEA: XBRL DOCUMENT v2.4.0.8
Component of Property and Equipment (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Property Plant And Equipment [Line Items]    
Manufacturing equipment $ 8,968 $ 7,574
Property, Plant and Equipment, Gross 26,023 23,611
Furniture and fixtures 1,056 983
Leasehold improvements 6,048 5,445
Assets in progress 762 1,047
Less accumulated depreciation and amortization (17,317) (15,646)
Total 8,706 7,965
Manufacturing Equipment | Minimum
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 5 years  
Manufacturing Equipment | Maximum
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 14 years  
Lab Equipment
    
Property Plant And Equipment [Line Items]    
Property, Plant and Equipment, Gross 7,227 6,755
Lab Equipment | Minimum
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 5 years  
Lab Equipment | Maximum
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 13 years  
Computer Equipment
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 3 years  
Property, Plant and Equipment, Gross $ 1,962 $ 1,807
Furniture and Fixtures
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 3 years  
Leasehold Improvements | Minimum
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 5 years  
Leasehold Improvements | Maximum
    
Property Plant And Equipment [Line Items]    
Estimated Useful Lives (In years) 7 years