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Borrowings - Future minimum payments (Details) $ in Thousands	Sep. 30, 2021 USD ($)
Debt Disclosure [Abstract]
2021 (remaining)	$ 446
2022	2,996
2023	15,619
2024	14,280
Total	33,341
Unamortized debt discount and issuance costs	(224)
Interest	(5,829)
Total borrowings, net of discounts and debt issuance costs	$ 27,288

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