Commitments and Contingencies - Future maturities of lease liabilities (Details) $ in Thousands	Mar. 31, 2023 USD ($)
Operating Leases
2023 (remaining nine months)	$ 2,713
2024	213
2025	219
2026	226
2027	233
Thereafter	423
Total future minimum payments	4,027
Less imputed interest	(482)
Present value of lease liabilities	3,545
Finance Leases
2023 (remaining nine months)	1,150
2024	600
2025	338
Total future minimum payments	2,088
Less imputed interest	(160)
Present value of lease liabilities	$ 1,928