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STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved under the stock plan (in shares)	25
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
Period of service after grant date	1 year
Deferred compensation costs	$ 189	$ 301
Weighted average remaining term for grants outstanding	2 years 2 months 12 days
RSUs | Tranche 1
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period of service after grant date		4 years 5 months
RSUs | Tranche 2
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period of service after grant date		1 year 5 months

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- Definition

Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized

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- Definition

Aggregate number of common shares reserved for future issuance.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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