Stockholders' Equity - Summary of outstanding warrants (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Total
Class of Warrant or Right [Roll Forward]
Beginning Balance (in shares)	81,563,197	34,394,402
Beginning Balance	$ 67,496	$ 41,850
Warrant issuances (in shares)	6,540,491	46,816,480
Warrant issuances	$ 546	$ 25,604
Ending Balance (in shares)	88,103,688	81,210,882
Ending Balance	$ 68,042	$ 67,454
5-Year Public Warrants
Class of Warrant or Right [Roll Forward]
Beginning Balance (in shares)	25,163,383	24,811,068
Beginning Balance	$ 28,954	$ 28,912
Warrant issuances (in shares)	6,540,491	0
Warrant issuances	$ 546	$ 0
Ending Balance (in shares)	31,703,874	24,811,068
Ending Balance	$ 29,500	$ 28,912
Public Offering Warrants
Class of Warrant or Right [Roll Forward]
Beginning Balance (in shares)	9,583,334	9,583,334
Beginning Balance	$ 12,938	$ 12,938
Warrant issuances (in shares)	0	0
Warrant issuances	$ 0	$ 0
Ending Balance (in shares)	9,583,334	9,583,334
Ending Balance	$ 12,938	$ 12,938
Private Placement Offering Warrants
Class of Warrant or Right [Roll Forward]
Beginning Balance (in shares)	46,816,480	0
Beginning Balance	$ 25,604	$ 0
Warrant issuances (in shares)	0	46,816,480
Warrant issuances	$ 0	$ 25,604
Ending Balance (in shares)	46,816,480	46,816,480
Ending Balance	$ 25,604	$ 25,604