Leases - Maturities of Lease Liabilities (Details) $ in Thousands	Sep. 30, 2021 USD ($)
Operating Leases
2021 (remaining three months)	$ 1,286
2022	4,963
2023	3,515
2024	1,283
2025	1,205
2026	602
Total lease payments	12,854
Less: imputed interest	(1,288)
Total leases liabilities	11,566
Finance Leases
2021 (remaining three months)	78
2022	240
2023	71
2024	28
2025	26
2026	0
Total lease payments	443
Less: imputed interest	(41)
Total leases liabilities	$ 402