Summary of Accounting Policies - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Technology and development	$ 40,332	$ 44,392	$ 128,976	$ 139,196
Net loss	$ (33,782)	$ (18,972)	$ (128,436)	$ (107,128)
Net loss per share attributable to common stock - basic (in dollars per share)	$ (0.28)	$ (0.17)	$ (1.07)	$ (0.96)
Net loss per share attributable to common stock - diluted (in dollars per share)	$ (0.28)	$ (0.17)	$ (1.07)	$ (0.96)