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Commitments and Contingencies - Future Minimum Lease Payments (Details) $ in Thousands	Mar. 31, 2021 USD ($)
Operating Leases
Remaining 2021	$ 383
2022	522
2023	536
2024	550
2025	53
Thereafter	0
Total expected minimum lease obligation	2,044
Less: Amount representing interest	(198)
Present value of net minimum lease payments	1,846
Finance Leases
Remaining 2021	291
2022	279
2023	21
2024	0
2025	0
Thereafter	0
Total expected minimum lease obligation	591
Less: Amount representing interest	(34)
Present value of net minimum lease payments	$ 557

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