XML 51 R33.htm IDEA: XBRL DOCUMENT v3.10.0.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accrued Liabilities (Details 2) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Accounting Policies [Abstract]    
Accrued wages, commissions, bonuses and benefits $ 9,152 $ 8,632
Accrued products warranty 3,752 3,147
Accrued taxes 1,039 828
Other 10,920 9,394
Accrued liabilities $ 24,863 $ 22,001