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Leases (Tables)
9 Months Ended
Sep. 30, 2019
Leases [Abstract]  
Lease liabilities
Current portion of lease liabilities   $ 1,398  
Long-term lease liabilities, net of current portion     1,663  
Total lease liabilities   $ 3,061  
Aggregate lease maturities
Year      
2019 (remaining 3 months)   $ 437  
2020     1,279  
2021     513  
2022     459  
2023     472  
Thereafter     199  
Total minimum lease payments     3,359  
Less imputed interest     (298 )
Total lease liabilities   $ 3,061