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Goodwill (Tables)
 12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The following is a summary of the goodwill balance for each operating segment as of December 31 (in thousands): 
 
North America
 
Latin America
 
EMEA
 
Total
Balance as of December 31, 2013
$
171,095

 
$
9,875

 
$
70,259

 
$
251,229

Finalization of purchase accounting for prior year acquisitions
(168
)
 
—

 
693

 
525

Foreign exchange impact
(67
)
 
—

 
(4,739
)
 
(4,806
)
Balance as of December 31, 2014
170,860

 
9,875

 
66,213

 
246,948

Goodwill impairment charge
—

 
—

 
(37,539
)
 
(37,539
)
Foreign exchange impact
(124
)
 
(170
)
 
(2,858
)
 
(3,152
)
Balance as of December 31, 2015
$
170,736

 
$
9,705

 
$
25,816

 
$
206,257