Net Loss per Share - Schedule of Numerators and Denominators of Basic and Diluted Net Loss per Share Computations for Common Stock (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Numerator:
Net loss	$ (697,856)	$ (1,322,485)	$ (1,429,653)
Basic shares:
Weighted-average common shares - Basic (in shares)	1,659,147	1,612,504	1,608,304
Diluted shares:
Weighted-average common shares - Diluted (in shares)	1,659,147	1,612,504	1,608,304
Net loss per share attributable to common stockholders:
Basic (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)
Diluted (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)
Class A
Numerator:
Net loss	$ (590,956)	$ (1,114,039)	$ (1,203,614)
Net loss attributable to common stockholders	$ (590,956)	$ (1,114,039)	$ (1,203,614)
Basic shares:
Weighted-average common shares - Basic (in shares)	1,404,994	1,358,345	1,354,019
Diluted shares:
Weighted-average common shares - Diluted (in shares)	1,404,994	1,358,345	1,354,019
Net loss per share attributable to common stockholders:
Basic (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)
Diluted (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)
Class B
Numerator:
Net loss	$ (9,475)	$ (18,479)	$ (20,141)
Net loss attributable to common stockholders	$ (9,475)	$ (18,479)	$ (20,141)
Basic shares:
Weighted-average common shares - Basic (in shares)	22,526	22,532	22,658
Diluted shares:
Weighted-average common shares - Diluted (in shares)	22,526	22,532	22,658
Net loss per share attributable to common stockholders:
Basic (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)
Diluted (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)
Class C
Numerator:
Net loss	$ (97,425)	$ (189,967)	$ (205,898)
Net loss attributable to common stockholders	$ (97,425)	$ (189,967)	$ (205,898)
Basic shares:
Weighted-average common shares - Basic (in shares)	231,627	231,627	231,627
Diluted shares:
Weighted-average common shares - Diluted (in shares)	231,627	231,627	231,627
Net loss per share attributable to common stockholders:
Basic (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)
Diluted (in usd per share)	$ (0.42)	$ (0.82)	$ (0.89)

Net Loss per Share - Schedule of Numerators and Denominators of Basic and Diluted Net Loss per Share Computations for Common Stock (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands

12 Months Ended

Dec. 31, 2024

Dec. 31, 2023

Dec. 31, 2022

Numerator:

Net loss

$ (697,856)

$ (1,322,485)

$ (1,429,653)

Basic shares:

Weighted-average common shares - Basic (in shares)

1,659,147