Commitments and Contingencies - Reconciliation of Lease Liabilities (Details) $ in Thousands	Sep. 30, 2020 USD ($)
Financing
Total undiscounted lease liability	$ 15,148
Imputed interest	1,017
Total discounted lease liability	$ 14,131
Weighted-average remaining lease term (years)	2 years 10 months 2 days
Weighted-average discount rate (percent)	5.24%
Operating
Total undiscounted lease liability	$ 4,997
Imputed interest	1,254
Total discounted lease liability	$ 3,743
Weighted-average remaining lease term (years)	7 years
Weighted-average discount rate (percent)	9.07%
Total
Total undiscounted lease liability	$ 20,145
Imputed interest	2,271
Total discounted lease liability	$ 17,874
Weighted-average remaining lease term (years)	3 years 8 months 15 days
Weighted-average discount rate (percent)	6.19%