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Goodwill and Other Intangibles - Changes in Carrying Amount of Goodwill by Segment (Detail) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2014
Goodwill [Line Items]  
Beginning Balance $ 13,873
Additions 4,684
Currency translation 827
Ending Balance 19,384
The Americas [Member]
 
Goodwill [Line Items]  
Beginning Balance 3,078
Additions 4,684
Currency translation 189
Ending Balance 7,951
EMEA [Member]
 
Goodwill [Line Items]  
Beginning Balance 1,754
Additions 0
Currency translation (19)
Ending Balance 1,735
Asia-Pacific [Member]
 
Goodwill [Line Items]  
Beginning Balance 9,041
Additions 0
Currency translation 657
Ending Balance $ 9,698