XML 171 R161.htm IDEA: XBRL DOCUMENT
v3.21.4

Related Party Balances and Transactions (Details) - Schedule of relationship with the group | 9 Months Ended
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Sep. 30, 2021
Ochem [Member] |
Related Party Balances and Transactions (Details) - Schedule of relationship with the group [Line Items] |
Relationship | Controlled by CEO
Ochemate [Member] |
Related Party Balances and Transactions (Details) - Schedule of relationship with the group [Line Items] |
Relationship | Controlled by CEO

X
- Definition Description of relationship with related party. + References No definition available. + Details
Name: | mvst_Descriptionofrelationshipwithrelatedparty
Namespace Prefix: | mvst_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | mvst_RelatedPartyBalancesandTransactionsDetailsScheduleofrelationshipwiththegroupLineItems
Namespace Prefix: | mvst_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=mvst_OchemMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=mvst_OchemateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |