Restructuring Charges, Net (Restructuring Charges Activity) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Restructuring Cost and Reserve [Line Items]    
Restructuring charges, net $ 33 $ 1,686
Restructuring Charges [Member]
   
Restructuring Cost and Reserve [Line Items]    
Restructuring charges, net 33 1,606
Employee Severance And Related Expenses [Member] | Restructuring Charges [Member]
   
Restructuring Cost and Reserve [Line Items]    
Restructuring charges, net 54 1,611
Lease Obligation And Other Exit Costs [Member] | Restructuring Charges [Member]
   
Restructuring Cost and Reserve [Line Items]    
Restructuring charges, net (21) 75
Non-Cash Charges [Member] | Restructuring Charges [Member]
   
Restructuring Cost and Reserve [Line Items]    
Non cash stock based compensation expense   $ (80)