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Number of Shares, Common Stock Subject to Repurchase or Cancellation

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Share-based Compensation Arrangement By Share-based Payment Award, Stock Plan Offering Period

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

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Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements payable within one year (or the operating cycle, if longer).

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Amount of cost capitalized for 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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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Discount rate from fair value on purchase date that participants pay for shares.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Percentage of vesting of award under share-based payment arrangement.

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STOCK-BASED COMPENSATION - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issued (in shares)			937,000
Options issued, weighted average exercise price per share (in dollars per share)			$ 177.79
Total unrecognized compensation cost related to unvested stock options	$ 159,700		$ 159,700
Stock based compensation expense	391,441	$ 264,194	1,135,078	$ 558,157
Share based payment arrangement, capitalized	$ 26,300	700	$ 97,700	1,500
Class A common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issued (in shares)	143,751		937,247
Options issued, weighted average exercise price per share (in dollars per share)	$ 42.69		$ 83.25
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation vesting period			3 years
Vesting rights, percentage			8.33%
Unrecognized compensation cost, weighted-average period of recognition			2 years 4 months 24 days
Number of shares subject to repurchase (in shares)	213,757		213,757
Value of shares related to repurchase	$ 4,300		$ 4,300
Share-based Payment Arrangement \| Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation expense	1,000	$ 22,200	$ 2,900	$ 28,500
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost, weighted-average period of recognition			1 year 10 months 24 days
Total unrecognized compensation cost	841,300		$ 841,300
RSUs \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation vesting period			1 year
RSUs \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation vesting period			4 years
Restricted common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation vesting period			3 years
Unrecognized compensation cost, weighted-average period of recognition			1 year 7 months 6 days
Total unrecognized compensation cost	163,100		$ 163,100
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock plan offering period			24 months
Accumulated payroll deductions	$ 8,600		$ 8,600
ESPP \| Class A common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Discount on purchase price of common stock			15.00%