The amount of payment received from transactions with related parties as of reporting date.

No definition available.

Name:	mcaau_AccountsReceivablePaymentRelatedParties
Namespace Prefix:	mcaau_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
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-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

+ Details

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

- Definition

Amount of transactions with related party during the financial reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
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-Publisher FASB
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-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

+ Details

Name:	us-gaap_RelatedPartyTransactionAmountsOfTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=mcaau_SponsorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=mcaau_RelatedPartyCashTransferMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Related Party Transactions - Receivable from Sponsor (Details) - Sponsor - USD ($)	Feb. 25, 2022	Dec. 14, 2021	Jun. 30, 2022	Dec. 31, 2021
Related Party Transaction [Line Items]
Outstanding receivable			$ 257,478	$ 276,000
Sponsor payment				$ 824,000
Cash transfer
Related Party Transaction [Line Items]
Transferred cash	$ 1,100,000	$ 7,002