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Income Taxes (Tables)
9 Months Ended
Sep. 30, 2018
Income Tax Disclosure [Abstract]  
Schedule of Unrecognized Tax Benefits The following is a summary of the activity of the Company’s unrecognized tax benefits for nine months ended September 30, 2018 and 2017:
20182017
Balance at January 1 $10,370 $6,403 
Change in prior period positions (1,067)(2,240)
Additions for tax positions in current period 1,012 1,500 
Foreign currency translation (771)— 
Balance at September 30 $9,544 $5,663