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Restructuring (Tables)
6 Months Ended
Jun. 30, 2013
May 2012 Restructuring Plan [Member]
 
Restructuring Cost and Reserve [Line Items]  
Schedule of Restructuring and Related Costs [Table Text Block]
The following table sets forth a summary of restructuring activities related to the Company’s May 2012 restructuring program (in thousands):
    
January 1, 2013
 
Costs Incurred
 
Cash Payments
 
June 30, 2013
Termination benefits
$
149

 
$

 
$
31

 
$
118

February 2013 Restructuring Plan [Member]
 
Restructuring Cost and Reserve [Line Items]  
Schedule of Restructuring and Related Costs [Table Text Block]
The following table sets forth a summary of restructuring activities related to the Company's February 2013 restructuring program (in thousands):
    
January 1, 2013
 
Costs Incurred
 
Cash Payments
 
June 30, 2013
Termination benefits
$

 
$
2,522

 
$
1,832

 
$
690