Quarterly report pursuant to Section 13 or 15(d)

Foreign Currency Translation (Details)

v3.7.0.1
Foreign Currency Translation (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Revenue from external customers    
Net sales $ 112,796 $ 93,323
Foreign operations    
Revenue from external customers    
Net sales $ 12,700 $ 9,500