Proceeds from securitizations of receivables treated as collateralized borrowings, which are classified as financing transactions.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromAccountsReceivableSecuritization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage of risk ceded to reinsurer in excess of risk undertaken originally by insurer that is not ceded to reinsurer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 20
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=99397103&loc=d3e6811-158387

+ Details

Name:	us-gaap_ReinsuranceRetentionPolicyExcessRetentionPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Reflects, by transferred financial asset type, the amount of sales proceeds in excess of or deficient from the sum of the carrying amounts of transferred financial assets plus transaction costs, including those transactions in which the seller/transferor has continuing involvement with the financial assets that have been transferred.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (b)(3)
-URI https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719

+ Details

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

- 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

Name:	us-gaap_VariableInterestEntityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Accounts Receivable From Securitization Transactions

+ References

No definition available.

+ Details

Name:	vrm_AccountsReceivableFromSecuritizationTransactions
Namespace Prefix:	vrm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Beneficial interests in securitizations.

+ References

No definition available.

+ Details

Name:	vrm_BeneficialInterestsInSecuritizations
Namespace Prefix:	vrm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Collateralized finance receivables.

+ References

No definition available.

+ Details

Name:	vrm_CollateralizedFinanceReceivables
Namespace Prefix:	vrm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Number of senior secured warehouse credit facilities.

+ References

No definition available.

+ Details

Name:	vrm_NumberOfSeniorSecuredWarehouseCreditFacilities
Namespace Prefix:	vrm_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_AssetBackedSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ConsolidatedEntitiesAxis=vrm_UnitedAutoCreditCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=vrm_ResidualInterestTwoThousandAndTwentyTwoOneAndTwoThousandAndTwentyTwoTwoSecuritizationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Variable Interest Entities and Securitizations - Additional Information (Details) $ in Thousands		1 Months Ended	6 Months Ended
	Apr. 30, 2023 USD ($)	Jan. 31, 2023 USD ($)	Jun. 30, 2023 USD ($) Facility	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Variable Interest Entity [Line Items]
Beneficial interests in securitizations			$ 6,553		$ 20,592
Asset-backed Securities
Variable Interest Entity [Line Items]
Securitization transaction		$ 238,700		$ 281,400
UACC
Variable Interest Entity [Line Items]
Risk retention rules percentage			5.00%
Number of senior secured warehouse credit facilities \| Facility			4
Beneficial interests in securitizations			$ 6,600		$ 20,600
Net proceeds from securitization	$ 23,100	$ 237,800
Recognized a gain on sale				29,600
Collateralized finance receivable			$ 326,400
UACC \| Residual Interest, 2022-1 and 2022-2 Securitization
Variable Interest Entity [Line Items]
Securitization transaction				$ 32,300