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Income Taxes (Details 1) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Current      
Federal         
State 2 2 1
Foreign 123 76 44
Change in deferred      
Federal (3,653) (1,856)   
Federal valuation allowance 3,653 1,856 0
State 453 (206)   
State valuation allowance (453) 206 0
Foreign 276 122   
Foreign valuation allowance (276) (122) 0
Total current $ 125 $ 78 $ 45