Capital commitments for construction of property and purchase of property, plant and equipment.

No definition available.

Name:	mvst_CommitmentAndContingenciesCapitalCommitments
Namespace Prefix:	mvst_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Commitments and Contingencies (Details) [Line Items]

+ References

No definition available.

+ Details

Name:	mvst_CommitmentsAndContingenciesDetailsLineItems
Namespace Prefix:	mvst_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Liens Amount

+ References

No definition available.

+ Details

Name:	mvst_LiensAmount
Namespace Prefix:	mvst_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Litigation Settlement, Fees And Interest

+ References

No definition available.

+ Details

Name:	mvst_LitigationSettlementFeesAndInterest
Namespace Prefix:	mvst_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Litigation Settlement, Refund Sought, Value

+ References

No definition available.

+ Details

Name:	mvst_LitigationSettlementRefundSoughtValue
Namespace Prefix:	mvst_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Litigation Settlement, Termination Costs

+ References

No definition available.

+ Details

Name:	mvst_LitigationSettlementTerminationCosts
Namespace Prefix:	mvst_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Loss Contingency, Damages Sought, Retainage

+ References

No definition available.

+ Details

Name:	mvst_LossContingencyDamagesSoughtRetainage
Namespace Prefix:	mvst_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Loss Contingency, Payment Sought By Hacker

+ References

No definition available.

+ Details

Name:	mvst_LossContingencyPaymentSoughtByHacker
Namespace Prefix:	mvst_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount awarded to other party in judgment or settlement of litigation.

+ References

No definition available.

+ Details

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

- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

+ Details

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

- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-4

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

+ Details

Name:	us-gaap_LossContingencyNewClaimsFiledNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482425/460-10-50-3

+ Details

Name:	us-gaap_LossContingencyReceivable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (g)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-25

+ Details

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

- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-SubTopic 10
-Topic 360
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 7A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-7A

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481372/852-10-55-10

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(8))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 360
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478451/942-360-50-1

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 235
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477314/942-235-S99-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3

+ Details

Name:	us-gaap_PurchaseObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_PledgingPurposeAxis=mvst_BankAcceptanceNoteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis=us-gaap_InventoriesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByLiabilityClassAxis=us-gaap_CapitalAdditionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=mvst_DPRConstructionGPVs.MicrovastInc.EtAlMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=mvst_FaithTechnologiesInc.MicrovastInc.EtAl.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=mvst_BernhardMCCLLC.Vs.U.S.EngineeringInnovationsLLCDPRConstructionMicrovastInc.AndTheIndustrialDevelopmentBoardOfTheCountyOfMontgomeryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=mvst_VirginiaTransformerCorp.V.MicrovastInc.andTheIndustrialDevelopmentBoardOfTheCountyOfMontgomeryTennesseeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=mvst_GrupoBasanBarbaSantanaS.A.DeC.V.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=mvst_CleneraBatteryHoldcoLLCV.MicrovastInc.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands								9 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands	Oct. 17, 2025 USD ($)	Oct. 09, 2025 USD ($)	Feb. 19, 2025 USD ($)	Nov. 14, 2024 USD ($)	Jul. 15, 2024 USD ($)	Jul. 01, 2024 USD ($)	Jun. 20, 2024 USD ($)	Sep. 30, 2025 USD ($) action	Dec. 31, 2024 USD ($)	May 28, 2024 USD ($)
Commitments and Contingencies (Details) [Line Items]
Loss contingency, new claims filed \| action								3
Liens amount								$ 23,590
Property, plant and equipment, net								524,016	$ 478,189
Bank Acceptance Note
Commitments and Contingencies (Details) [Line Items]
Property, plant and equipment, net								21,559
Inventories
Commitments and Contingencies (Details) [Line Items]
Purchase obligation								44,140
Capital Commitments
Commitments and Contingencies (Details) [Line Items]
Capital commitments								$ 10,111
DPR Construction GP
Commitments and Contingencies (Details) [Line Items]
Loss contingency, damages sought, value							$ 19,950
Loss contingency, damages sought, retainage							$ 1,566
Faith Technologies, Inc.
Commitments and Contingencies (Details) [Line Items]
Loss contingency, damages sought, value					$ 1,699
Bernhard MCC, LLC. vs. U.S. Engineering Innovations, LLC, DPR Construction, Microvast, Inc. and the Industrial Development Board of the County of Montgomery
Commitments and Contingencies (Details) [Line Items]
Liens amount										$ 5,681
Virginia Transformer Corp. v. Microvast, Inc.and the Industrial Development Board of the County of Montgomery, Tennessee
Commitments and Contingencies (Details) [Line Items]
Liens amount						$ 1,769
Settlement payment						212
Payment sought by hacker						$ 425
Grupo Basan Barba Santana, S.A. De C.V.
Commitments and Contingencies (Details) [Line Items]
Loss contingency, receivable			$ 3,500
Litigation settlement, termination costs			2,400
Litigation settlement, fees and interest			$ 2,600
Clenera Battery Holdco LLC v. Microvast, Inc.
Commitments and Contingencies (Details) [Line Items]
Litigation settlement, refund sought				$ 36,000
Clenera Battery Holdco LLC v. Microvast, Inc. \| Subsequent Event
Commitments and Contingencies (Details) [Line Items]
Loss contingency, damages sought, value	$ 6,800
Litigation settlement, amount awarded to other party		$ 36,000