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Lines of Credit and Long-Term Debt - Debt Maturities (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Capital lease obligations    
Remainder of 2017 $ 443  
2018 779  
2019 439  
2020 31  
2021 3  
Total 1,695  
Less amount representing interest (234)  
Present value of payments 1,461  
Less current portion, net (686) $ (674)
Total long-term debt/capital leases, net of current portion $ 775 $ 1,072