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Number of Classes Common Stock

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Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Reserved for Issuance

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Warrants and Rights, Maximum Purchase Amount

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Exercise price per share or per unit of warrants or rights outstanding.

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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The number of new shares issued in the conversion of stock in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The price per share of the conversion feature embedded in the debt instrument.

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Amount of cost capitalized for award under share-based payment arrangement.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.

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Number of shares authorized for issuance under share-based payment arrangement.

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Number of shares issued under share-based payment arrangement.

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COMMON STOCK AND STOCKHOLDERS' (DEFICIT) EQUITY - NARRATIVE (Details)	1 Months Ended	3 Months Ended
	Feb. 28, 2021 USD ($) $ / shares shares	Mar. 31, 2022 USD ($) vote class shares	Mar. 31, 2021 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred stock, shares outstanding (in shares) \| shares		0
Number of classes of common stock \| class		3
Share-based compensation		$ 220,000,000	$ 9,000,000
Capitalized share-based compensation expense		10,000,000	0
Unrecognized compensation cost		$ 2,100,000,000
Unrecognized compensation cost related to outstanding stock options, weighted-average period		2 years 3 months 10 days
Time-Based RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation		$ 129,000,000	0
Market-Based RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation		84,000,000	0
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation		$ 2,000,000	0
2013 and 2020 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock authorized (in shares) \| shares		360,000,000
Shares issued under plans (in shares) \| shares		77,000,000
Common stock reserved for issuance (in shares) \| shares		154,000,000
2020 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares remaining available for issuance (in shares) \| shares		129,000,000
2021 ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation		$ 4,000,000	$ 0
Tranche 1 Convertible Note Holders
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum amount of all warrants	$ 380,000,000
Common Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of voting rights per share \| vote		1
Common Class A \| IPO
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Conversion of common stock (in shares) \| shares	137,300,000
Conversion price (in dollars per share) \| $ / shares	$ 26.60
Aggregate warrants exercisable (in shares) \| shares		14,300,000
Exercise price (in dollars per share) \| $ / shares	$ 26.60
Common Class B
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of voting rights per share \| vote		10