FAIR VALUE DISCLOSURES - Fair Value Disclosure of Assets and Liabilities Not Measured at Fair Value (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Fair Value, Option, Quantitative Disclosures [Line Items]
Non-marketable equity securities	$ 46
Fair Value, Inputs, Level 1
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	1,731	$ 1,413
Non-marketable equity securities	0
Non-recourse asset-backed debt and Credit facilities and other secured borrowings	0	0
Other secured borrowings	0	0
Convertible senior notes	0
Fair Value, Inputs, Level 1 \| Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	847	93
Fair Value, Inputs, Level 2
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	0	0
Non-marketable equity securities	5
Non-recourse asset-backed debt and Credit facilities and other secured borrowings	6,140	479
Other secured borrowings	7	7
Convertible senior notes	1,019
Fair Value, Inputs, Level 2 \| Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	0	0
Reported Value Measurement
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	1,731	1,413
Non-marketable equity securities	5
Non-recourse asset-backed debt and Credit facilities and other secured borrowings	6,102	475
Other secured borrowings	7	7
Convertible senior notes	954
Reported Value Measurement \| Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	847	93
Estimate of Fair Value Measurement
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	1,731	1,413
Non-marketable equity securities	5
Non-recourse asset-backed debt and Credit facilities and other secured borrowings	6,140	479
Other secured borrowings	7	7
Convertible senior notes	1,019
Estimate of Fair Value Measurement \| Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash, restricted cash and cash equivalents	$ 847	$ 93

Secured Debt, Fair Value Disclosure

No definition available.

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

No definition available.

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- Definition

Fair value portion of borrowing which can be exchanged for a specified number of another security at the option of the issuer or the holder, for example, but not limited to, the entity's common stock.

+ References

No definition available.

+ Details

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- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740

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- Definition

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.

+ References

No definition available.

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- Definition

Fair value portion of contractual arrangement with a lender under which borrowings can be made up to a specific amount at any point in time.

+ References

No definition available.

+ Details

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