Annual report pursuant to Section 13 and 15(d)

Intangible Assets and Goodwill Intangible Asset Rollforward (Details)

v3.7.0.1
Intangible Assets and Goodwill Intangible Asset Rollforward (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]      
Balance, beginning of period $ 11,032    
Amortization expense (2,142) $ (2,066) $ (1,302)
Currency translation (780)    
Balance, end of period $ 8,110 $ 11,032