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Leases - Supplemental Balance Sheet Information (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Leases [Abstract]    
Right of use asset $ 4,031 $ 3,397
Short term lease liability 1,139 1,168
Long term lease liability $ 3,452 $ 2,919
Weighted-average remaining lease term (years) 4 years 7 months 6 days 3 years 1 month 6 days
Weighted-average discount rate 10.00% 11.50%