Net Loss per Share - Schedule of Potentially Dilutive Shares Excluded from Computation of Diluted Net Income/(Loss) (Details) - shares	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	250,208,087	87,305,630
Shares issuable upon conversion of SPA Portfolio Notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	199,202,056	44,298,705
Shares issuable upon conversion of Unsecured Convertible Notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	25,311,924	1,809,969
Shares issuable upon exercise of equity classified SPA Portfolio Note warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	12,907,780	15,238
Shares issuable upon exercise of liability classified SPA Portfolio Note warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	6,998,837	35,244,948
Other warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	5,776,657	5,776,657
Stock-based compensation awards – Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	2,273	2,514
Stock-based compensation awards – RSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	6,095	155,134
Public warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	2,453	2,453
Private warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares (in shares)	12	12