Segment and Geographic Information - Schedule of Company's Segment Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Revenue	$ 982,021	$ 739,016	$ 563,948
Net loss	(416,277)	(436,373)	(479,449)
Reportable Segment
Segment Reporting Information [Line Items]
Revenue	982,021	739,016	563,948
Cost of revenue	337,195	279,437	219,065
Research and development expense	309,178	295,866	329,826
Sales and marketing expense	448,419	328,064	270,132
General and administrative expense	146,145	133,352	129,247
Other segment items	157,361	138,670	95,127
Net loss	$ (416,277)	$ (436,373)	$ (479,449)