Goodwill (Tables)
 12 Months Ended
Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The carrying amount of goodwill by operating segment is as follows (in thousands):
 
Institutional
Products
Group
 
Europe
 
Consolidated
Balance at January 1, 2015
$
29,919

 
$
391,100

 
$
421,019

Foreign currency translation adjustments
(2,763
)
 
(56,576
)
 
(59,339
)
Balance at December 31, 2015
27,156

 
334,524

 
361,680

Foreign currency translation adjustments
450

 
(1,528
)
 
(1,078
)
Balance at December 31, 2016
$
27,606

 
$
332,996

 
$
360,602