Income Taxes - Components of Loss Before Provision for (Benefit from) Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
United States	$ (571,265)	$ (445,720)	$ (239,855)
International	1,692	453	607
Loss before provision for (benefit from) income taxes	$ (569,573)	$ (445,267)	$ (239,248)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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