Commitments and Contingencies - Future Minimum Lease Payments (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Operating Leases
2020	$ 2,975
2021	2,991
2022	2,459
2023	2,304
2024	2,109
Thereafter	7,450
Total minimum lease payments	20,288
Capital Lease
2020	297
2021	0
2022	0
2023	0
2024	0
Thereafter	0
Total minimum lease payments	297
Less: Amounts representing interest not yet incurred	10
Present value of capital lease obligations	$ 287