Borrowings - Net Carrying Value (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Principal	$ 250,919	$ 238,962
Total borrowings	187,429	203,859
2021 Convertible Note Payable \| Convertible Notes
Debt Instrument [Line Items]
Principal	119,289	115,815
Unamortized debt discount	(14,780)	(19,612)
Unamortized debt issuance costs	(1,428)	(1,895)
Embedded conversion feature	388	78
Total borrowings	103,469	94,386
AFG Convertible Notes \| Convertible Notes \| Related Party
Debt Instrument [Line Items]
Principal	19,738	17,429
Unamortized debt discount	(2,153)	(2,835)
Unamortized debt issuance costs	(608)	(800)
Embedded conversion feature	17,621	4,345
Total borrowings	34,598	18,139
Senior Secured Term Loan
Debt Instrument [Line Items]
Total borrowings	0	85,624
Senior Secured Term Loan \| Secured Debt
Debt Instrument [Line Items]
Principal	0	100,000
Total borrowings	$ 0	85,624
Senior Secured Term Loan \| Secured Debt \| Nonrelated Party
Debt Instrument [Line Items]
Principal		100,000
Unamortized debt discount		(1,459)
Unamortized debt issuance costs		(12,917)
Total borrowings		$ 85,624

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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