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FAIR VALUE DISCLOSURES - Fair Value Disclosure of Assets and Liabilities Not Measured at Fair Value (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Level 1
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	$ 2,239	$ 1,731
Non-recourse asset-backed debt	0	0
Other secured borrowings	0	0
Convertible senior notes	0	0
Level 1 | Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	615	847
Level 2
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	0	0
Non-recourse asset-backed debt	6,587	6,140
Other secured borrowings	12	7
Convertible senior notes	555	1,019
Level 2 | Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	0	0
Reported Value Measurement
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	2,239	1,731
Non-recourse asset-backed debt	6,538	6,102
Other secured borrowings	12	7
Convertible senior notes	956	954
Reported Value Measurement | Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	615	847
Estimate of Fair Value Measurement
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	2,239	1,731
Non-recourse asset-backed debt	6,587	6,140
Other secured borrowings	12	7
Convertible senior notes	555	1,019
Estimate of Fair Value Measurement | Restricted Cash
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	$ 615	$ 847

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- Definition

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+ References

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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

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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

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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.

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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.

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No definition available.

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