Leases - Supplemental Balance Sheet Information (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Leases [Abstract]
Right of use asset	$ 3,630
Short term operating lease liability	1,140
Long term operating lease liability	$ 3,213
Weighted-average remaining lease term (years)	3 years 3 months 18 days
Weighted-average discount rate (percent)	11.50%