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Goodwill and Intangible Assets, Net - Future Amortization (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Goodwill and Intangible Assets Disclosure [Abstract]    
Remainder of 2012 $ 106  
2013 414  
2014 388  
2015 381  
2016 369  
2017 and thereafter 916  
Net Book Value $ 2,574 $ 2,880