Line Of Credit Facility, Maximum Borrowing Capacity, Accordion Feature

No definition available.

Name:	mcip_LineOfCreditFacilityMaximumBorrowingCapacityAccordionFeature
Namespace Prefix:	mcip_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Transfer Agent Agreement, Termination Notice, Written Notice Period

+ References

No definition available.

+ Details

Name:	mcip_TransferAgentAgreementTerminationNoticeWrittenNoticePeriod
Namespace Prefix:	mcip_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

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

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

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

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=mcip_SeniorSecuredRevolvingCreditFacilityAgreementWithIngCapitalLlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	mcip_VariableRateComponentAxis=mcip_RatingConditionNotSatisfiedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	mcip_VariableRateComponentAxis=mcip_RatingConditionSatisfiedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=mcip_SOFRCORRAEurocurrencyAndRFRRatesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events - Narrative (Details) - USD ($)					9 Months Ended
Subsequent Events - Narrative (Details) - USD ($)	Oct. 29, 2024	Oct. 28, 2024	Oct. 04, 2024	Aug. 23, 2024	Sep. 30, 2024	Sep. 30, 2023	Jun. 27, 2024	Mar. 18, 2024	Dec. 22, 2023	Oct. 20, 2023
Subsequent Event
Transfer agent agreement, written notice period				90 days
Amount per share (in dollars per share)					$ 0.85	$ 0.81
Revolving Credit Facility \| Revolving Credit Agreement
Subsequent Event
Maximum borrowing capacity							$ 385,000,000	$ 350,000,000	$ 325,000,000	$ 295,000,000
Accordion feature, total facility amount										$ 450,000,000
Subsequent Event
Subsequent Event
Amount per share (in dollars per share)			$ 0.02
Subsequent Event \| Revolving Credit Facility \| Revolving Credit Agreement
Subsequent Event
Maximum borrowing capacity	$ 567,500,000
Accordion feature, total facility amount	$ 800,000
Subsequent Event \| Revolving Credit Facility \| Revolving Credit Agreement \| Alternate base rate \| Rating Condition Not Satisfied
Subsequent Event
Interest rate, basis spread	1.25%	1.50%
Subsequent Event \| Revolving Credit Facility \| Revolving Credit Agreement \| Alternate base rate \| Rating Condition Satisfied
Subsequent Event
Interest rate, basis spread	1.15%	1.35%
Subsequent Event \| Revolving Credit Facility \| Revolving Credit Agreement \| SOFR, CORRA , Eurocurrency, And RFR Rates \| Rating Condition Not Satisfied
Subsequent Event
Interest rate, basis spread	2.25%	2.50%
Subsequent Event \| Revolving Credit Facility \| Revolving Credit Agreement \| SOFR, CORRA , Eurocurrency, And RFR Rates \| Rating Condition Satisfied
Subsequent Event
Interest rate, basis spread	2.15%	2.35%