CONSOLIDATED STATEMENTS OF CHANGES IN CONTINGENTLY REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS’ (DEFICIT) EQUITY - USD ($)	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Dec. 31, 2019	343,000,000
Temporary equity, beginning balance at Dec. 31, 2019	$ 2,750,000,000
Contingently Redeemable Convertible Preferred Stock
Capital stock issuance including employee stock purchase plan (in shares)	161,000,000
Capital stock issuance including employee stock purchase plan	$ 2,500,000,000
Share repurchase and retirement	$ (6,000,000)
Ending balance (in shares) at Dec. 31, 2020	504,000,000
Temporary equity, ending balance at Dec. 31, 2020	$ 5,244,000,000
Beginning balance (in shares) at Dec. 31, 2019		100,000,000
Beginning balance at Dec. 31, 2019	(375,000,000)	$ 0	$ 293,000,000	$ (668,000,000)	$ 0
Stockholders' (Deficit) Equity
Capital stock issuance including employee stock purchase plan (in shares)		1,000,000
Capital stock issuance including employee stock purchase plan	6,000,000		6,000,000
Warrants issuance	3,000,000		3,000,000
Other comprehensive loss	0
Net loss	(1,018,000,000)			(1,018,000,000)
Ending balance (in shares) at Dec. 31, 2020		101,000,000
Ending balance at Dec. 31, 2020	$ (1,384,000,000)	$ 0	302,000,000	(1,686,000,000)	0
Contingently Redeemable Convertible Preferred Stock
Capital stock issuance including employee stock purchase plan (in shares)	72,000,000
Capital stock issuance including employee stock purchase plan	$ 2,650,000,000
Conversion of contingently redeemable preferred stock (in shares)	(576,000,000)
Conversion of contingently redeemable preferred stock	$ (7,894,000,000)
Ending balance (in shares) at Dec. 31, 2021	0
Temporary equity, ending balance at Dec. 31, 2021	$ 0
Stockholders' (Deficit) Equity
Capital stock issuance including employee stock purchase plan (in shares)		185,000,000
Capital stock issuance including employee stock purchase plan	14,181,000,000		14,181,000,000
Conversion of contingently redeemable preferred stock (in shares)		576,000,000
Conversion of contingently redeemable preferred stock	7,894,000,000	$ 1,000,000	7,893,000,000
Conversion of convertible notes (in shares)		38,000,000
Conversion of convertible notes	2,941,000,000		2,941,000,000
Stock-based compensation	570,000,000		570,000,000
Other comprehensive loss	0
Net loss	$ (4,688,000,000)			(4,688,000,000)
Ending balance (in shares) at Dec. 31, 2021	900,000,000	900,000,000
Ending balance at Dec. 31, 2021	$ 19,514,000,000	$ 1,000,000	25,887,000,000	(6,374,000,000)	0
Ending balance (in shares) at Dec. 31, 2022	0
Temporary equity, ending balance at Dec. 31, 2022	$ 0
Stockholders' (Deficit) Equity
Capital stock issuance including employee stock purchase plan (in shares)		26,000,000
Capital stock issuance including employee stock purchase plan	102,000,000		102,000,000
Stock-based compensation	937,000,000		937,000,000
Other comprehensive loss	(2,000,000)				(2,000,000)
Net loss	$ (6,752,000,000)			(6,752,000,000)
Ending balance (in shares) at Dec. 31, 2022	926,000,000	926,000,000
Ending balance at Dec. 31, 2022	$ 13,799,000,000	$ 1,000,000	$ 26,926,000,000	$ (13,126,000,000)	$ (2,000,000)