Net Loss Per Share Attributable to Common Stockholders - Schedule of Basic And Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Numerator:
Net loss	$ (104,624)	$ (89,532)
Denominator:
Weighted-average shares used to compute net loss per share, basic	462,254,442	446,505,329
Weighted-average shares used to compute net loss per share, diluted	462,254,442	446,505,329
Net loss per share of Class A and Class B common stock attributable to common stockholders:
Net loss per share attributable to common stockholders, basic	$ (0.23)	$ (0.20)
Net loss per share attributable to common stockholders, diluted	$ (0.23)	$ (0.20)
Class A Common Stock [Member]
Numerator:
Net loss	$ (66,563)	$ (48,584)
Denominator:
Weighted-average shares used to compute net loss per share, basic	294,089,562	242,292,436
Weighted-average shares used to compute net loss per share, diluted	294,089,562	242,292,436
Net loss per share of Class A and Class B common stock attributable to common stockholders:
Net loss per share attributable to common stockholders, basic	$ (0.23)	$ (0.20)
Net loss per share attributable to common stockholders, diluted	$ (0.23)	$ (0.20)
Class B Common Stock [Member]
Numerator:
Net loss	$ (38,061)	$ (40,948)
Denominator:
Weighted-average shares used to compute net loss per share, basic	168,164,880	204,212,893
Weighted-average shares used to compute net loss per share, diluted	168,164,880	204,212,893
Net loss per share of Class A and Class B common stock attributable to common stockholders:
Net loss per share attributable to common stockholders, basic	$ (0.23)	$ (0.20)
Net loss per share attributable to common stockholders, diluted	$ (0.23)	$ (0.20)