Net Loss Per Share - Net Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Earnings Per Share [Abstract]
Net loss, basic	$ (114,985)	$ (133,533)
Net loss, diluted	$ (114,985)	$ (133,533)
Net loss per share, basic (in usd per share)	$ (0.94)	$ (1.30)
Net loss per share, diluted (in usd per share)	$ (0.94)	$ (1.30)
Weighted-average shares used in computing net loss per share, basic (in shares)	121,712	102,663
Weighted-average shares used in computing net loss per share, diluted (in shares)	121,712	102,663