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Goodwill and Other Intangibles (Details 1) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Changes in the carrying amount of goodwill, by segment  
Balance at January 1, 2012 $ 12,199
Additions 2,964
Currency translation 278
Balance at September 30, 2012 15,441
The Americas [Member]
 
Changes in the carrying amount of goodwill, by segment  
Balance at January 1, 2012 3,078
Additions 0
Currency translation 0
Balance at September 30, 2012 3,078
EMEA [Member]
 
Changes in the carrying amount of goodwill, by segment  
Balance at January 1, 2012 1,029
Additions 853
Currency translation (54)
Balance at September 30, 2012 1,828
Asia-Pacific [Member]
 
Changes in the carrying amount of goodwill, by segment  
Balance at January 1, 2012 8,092
Additions 2,111
Currency translation 332
Balance at September 30, 2012 $ 10,535