Restructuring Charges, Net (Accrued Restructuring Charges Included in Balance Sheet) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Restructuring Charges, Net [Abstract]      
Accrued restructuring charges (current liabilities) $ 44 $ 221  
Other long-term liabilities 24    
Total accrued restructuring charges $ 68 $ 221 $ 416