SUBSEQUENT EVENTS - Securitization Borrowings (Details) - Bank Conduit Facility Revolving Credit Agreement - USD ($) $ in Millions	1 Months Ended
Nov. 28, 2021	Oct. 31, 2021
Subsequent Events
Bank conduit facility capacity		$ 2,000
Subsequent Event
Subsequent Events
Bank conduit facility capacity	$ 1,000
Repurchase of short-term securitization borrowings	$ 511

The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585

Name:	us-gaap_RepaymentsOfSecuredDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration