DEBT - Additional Information (Details) - Syndicated Credit Facility - Line of credit	Feb. 09, 2023 USD ($) financeCompany financialInstitution
Debt Instrument [Line Items]
Debt instrument, number of counter-parties \| financialInstitution	20
Debt instrument, number of manufacturer-affiliated finance companies \| financeCompany	8
Financing commitment amount	$ 4,500,000,000
Total financing commitment (up to)	5,500,000,000
Used vehicle floor plan
Debt Instrument [Line Items]
Total financing commitment (up to)	$ 800,000,000
Option to reallocate commitment, maximum aggregate commitment threshold percentage	40.00%
Used vehicle floor plan \| SOFR
Debt Instrument [Line Items]
Basis spread on variable rate	1.40%
Revolving line of credit
Debt Instrument [Line Items]
Total financing commitment (up to)	$ 1,700,000,000
Revolving line of credit \| SOFR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	1.00%
Revolving line of credit \| SOFR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	2.00%
New vehicle floor plan
Debt Instrument [Line Items]
Total financing commitment (up to)	$ 1,950,000,000
New vehicle floor plan \| SOFR
Debt Instrument [Line Items]
Basis spread on variable rate	0.10%
New vehicle floor plan \| Prime Rate
Debt Instrument [Line Items]
Basis spread on variable rate	1.10%
Service loaner floor plan
Debt Instrument [Line Items]
Total financing commitment (up to)	$ 50,000,000
Option to reallocate commitment, maximum aggregate commitment threshold percentage	3.00%
Service loaner floor plan \| SOFR
Debt Instrument [Line Items]
Basis spread on variable rate	1.20%

Debt Instrument, Number Of Counterparties

No definition available.

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- Definition

Debt Instrument, Number Of Manufacturer Affiliated Finance Companies

+ References

No definition available.

+ Details

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- Definition

Line Of Credit Facility, Option To Reallocate Commitment Maximum Aggregate Commitment Threshold Percentage

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Details

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- Details

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- Details

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