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Commitments - Summary of Lease Liabilities and Right-of-Use Assets (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Assets
Operating	$ 818
Financing	180
Total leased assets	998
Liabilities
Operating lease liabilities, current	156
Financing lease liabilities, current	144
Operating lease liabilities. noncurrent	684
Financing lease liabilities, noncurrent	38
Total lease liabilities	$ 1,022
Weighted-average remaining lease term (years) - operating leases	6 years 11 months 15 days
Weighted-average remaining lease term (years) - finance leases	1 year 3 months 25 days
Weighted-average discount rate - operating leases	7.97%
Weighted-average discount rate - finance leases	5.00%

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