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Goodwill and Other Intangibles - Changes in Carrying Amount of Goodwill by Segment (Detail)
$ in Thousands
9 Months Ended
Sep. 30, 2016
USD ($)
Goodwill [Line Items]  
Beginning Balance $ 15,821
Currency translation 735
Ending Balance 16,556
USA [Member]  
Goodwill [Line Items]  
Beginning Balance 3,078
Currency translation 0
Ending Balance 3,078
The Americas [Member]  
Goodwill [Line Items]  
Beginning Balance 3,918
Currency translation 232
Ending Balance 4,150
EMEA [Member]  
Goodwill [Line Items]  
Beginning Balance 1,301
Currency translation 63
Ending Balance 1,364
Asia-Pacific [Member]  
Goodwill [Line Items]  
Beginning Balance 7,524
Currency translation 440
Ending Balance $ 7,964