Floor rate for a debt instrument.

No definition available.

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Namespace Prefix:	mcip_
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Balance Type:	na
Period Type:	instant

- Definition

Percentage of principal proceeds to be prepaid.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Percentage of principal proceeds to be reinvested.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

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Balance Type:	credit
Period Type:	instant

- 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

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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- Definition

Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities.

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Balance Type:	debit
Period Type:	instant

- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Balance Type:	credit
Period Type:	instant

- Details

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Balance Type:
Period Type:

- Details

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- Details

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Borrowings - Term Loan (Details) - USD ($) $ in Thousands	12 Months Ended	36 Months Ended
Borrowings - Term Loan (Details) - USD ($) $ in Thousands	Dec. 20, 2026	Dec. 31, 2025	Dec. 20, 2025	Mar. 31, 2023	Feb. 03, 2023	Dec. 31, 2022	Dec. 20, 2022
Borrowings
Debt Instrument, Face Amount				$ 907,886		$ 856,000
Principal Amount Outstanding				711,386		763,400
Outstanding borrowings				699,683		751,486
Investment Owned, at Fair Value				1,543,910		1,468,996
Financing costs incurred				11,703		11,914
Term Loan
Borrowings
Debt Instrument, Face Amount				151,886	$ 155,000	100,000	$ 100,000
Principal Amount Outstanding				151,886		100,000
Outstanding borrowings				$ 150,445		$ 98,953
Weighted average interest rate				7.10%		6.70%
Financing costs incurred				$ 508
Term Loan \| Forecast
Borrowings
Percentage of principal proceeds to be reinvested			25.00%
Percentage of principal proceeds to be prepaid	100.00%		75.00%
Term Loan \| Adjusted Term SOFR
Borrowings
Interest rate, floor				0.50%
Term Loan \| Adjusted Term SOFR \| Forecast
Borrowings
Interest rate, basis spread	3.40%	2.40%
Term Loan \| Asset pledged as collateral
Borrowings
Investment Owned, at Fair Value				$ 217,697		$ 141,418