Quarterly report pursuant to Section 13 or 15(d)

Streamlining and Restructuring Charges (Details)

v2.4.0.6
Streamlining and Restructuring Charges (Details) (USD $)
 3 Months Ended 6 Months Ended 9 Months Ended
Sep. 30, 2012
Mar. 31, 2012
Sep. 30, 2011
Jun. 30, 2012
Sep. 30, 2012
Sep. 30, 2011
Restructuring Cost and Reserve [Line Items]            
Number of positions eliminated         84  
Number of positions eliminated (in hundredths)         34.00%  
Number of positions eliminated immediately         52  
Restructuring charges related to manufacturing operations   $ 800,000        
Number of leased buildings expected to be vacated 2       2  
Recorded accelerated depreciation       1,300,000    
Restructuring Reserve [Roll Forward]            
Balance beginning   162,000   162,000 162,000  
Restructuring charges 323,000   0   4,776,000 0
Cash payments         (2,770,000)  
Proceeds from sale of assets         450,000  
Adjustments         (2,688,000)  
Balance, ending 90,000       90,000  
Employee severance and other benefits [Member]
            
Restructuring Reserve [Roll Forward]            
Balance beginning   0   0 0  
Restructuring charges         2,028,000  
Cash payments         (2,028,000)  
Proceeds from sale of assets         0  
Adjustments         0  
Balance, ending 0       0  
Facility Closing [Member]
            
Restructuring Reserve [Roll Forward]            
Balance beginning   162,000   162,000 162,000  
Restructuring charges 300,000       667,000  
Cash payments         (742,000)  
Proceeds from sale of assets         0  
Adjustments         3,000  
Balance, ending 90,000       90,000  
Sale of Assets [Member]
            
Restructuring Reserve [Roll Forward]            
Restructuring charges 100,000          
Asset Impairment and Accelerated Depreciation [Member]
            
Restructuring Reserve [Roll Forward]            
Balance beginning   0   0 0  
Restructuring charges         2,241,000  
Cash payments         0  
Proceeds from sale of assets         450,000  
Adjustments         (2,691,000)  
Balance, ending $ 0       $ 0