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Borrowings - Net Carrying Value (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Mar. 17, 2023	Jan. 18, 2023	Dec. 31, 2022	Jul. 29, 2022
Debt Instrument [Line Items]
Principal	$ 236,817			$ 219,744
Total borrowings	209,785			175,831
March 2023 Promissory Note
Debt Instrument [Line Items]
Total borrowings		$ 20,665
March 2023 Promissory Note \| Convertible Notes
Debt Instrument [Line Items]
Principal	6,000
Unamortized debt discount	(545)
Unamortized debt issuance costs	(64)
Embedded conversion feature	2,849	$ 7,026
Total borrowings	8,240
2021 Convertible Notes \| Convertible Notes
Debt Instrument [Line Items]
Principal	109,167			109,167
Unamortized debt discount	(23,526)			(24,733)
Unamortized debt issuance costs	(2,286)			(2,402)
Embedded conversion feature	1,684			918
Total borrowings	85,039			82,950
AFG Convertible Notes
Debt Instrument [Line Items]
Total borrowings			$ 16,623
AFG Convertible Notes \| Convertible Notes
Debt Instrument [Line Items]
Principal	13,750
Unamortized debt discount	(3,430)
Unamortized debt issuance costs	(968)
Embedded conversion feature	16,723		$ 6,451
Total borrowings	26,075
Senior Secured Term Loan
Debt Instrument [Line Items]
Total borrowings	82,531			81,616
Senior Secured Term Loan \| Secured Debt
Debt Instrument [Line Items]
Principal	100,000			100,000	$ 100
Unamortized debt discount	(1,773)			(1,866)
Unamortized debt issuance costs	(15,696)			(16,518)
Total borrowings	$ 82,531			$ 81,616