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Transactions with Related Parties - Narrative (Details) $ in Thousands			3 Months Ended		12 Months Ended
	Mar. 31, 2026 USD ($)	Mar. 31, 2025	Mar. 31, 2026 USD ($)	Mar. 31, 2025	Dec. 31, 2025 USD ($)	Nov. 12, 2025 USD ($) loan security company
Transactions with Related Parties
Management fee expense			$ 638
Administrative service fees			270
Related Party
Transactions with Related Parties
Accounts payable	$ 25		$ 25		$ 0
MC Advisors \| Related Party
Transactions with Related Parties
Initial base management fee, percentage		1.25%
Coverage ratio	200.00%		200.00%
Leverage ratio	1		1
Base management fee, percentage		0.95%
Management fees, base			$ 638
Base management fee waiver			153
Management fee expense			$ 485
Quarterly hurdle rate percentage			1.50%
Annual hurdle rate percentage			6.00%
Incentive fee payable as a percentage of pre-incentive fee net investment income, if such income does not exceed the hurdle rate in any calendar quarter			0.00%
Incentive fee payable as a percentage of pre-incentive fee net investment income, if portion of such income exceeds the hurdle rate but is less than the specified hurdle rate in any calendar quarter			100.00%
Specified percentage of hurdle rate, considered for payment of incentive fee, prior to an exchange listing		1.7143%	7.04%	1.7143%
Net investment income, percentage	12.50%		12.50%
Incentive fee payable as a percentage of pre-incentive fee net investment income, if such income exceeds the specified hurdle rate in any calendar quarter, prior to an exchange listing			12.50%
Pre-incentive fee net investment income returns	12.50%		12.50%
Percentage of company's realized capital gains payable as incentive fee			12.50%
Accounts payable	$ 1,510		$ 1,510
MC Advisors \| Related Party \| MC Advisors
Transactions with Related Parties
Organizational costs	$ 1,000		$ 1,000
MC Advisors \| Related Party \| Maximum
Transactions with Related Parties
Specified percentage of hurdle rate, considered for payment of incentive fee, prior to an exchange listing			1.7143%
Net investment income, percentage	1.7143%		1.7143%
MC Management \| Related Party
Transactions with Related Parties
Administrative expenses			$ 596
Administrative service fees			270		$ 226
MC Management \| Affiliated Entity
Transactions with Related Parties
Total fair value of investments						$ 159,226
Number of portfolio companies \| company						28
Number of senior secured loans \| loan						28
Number of equity securities \| security						8
Expense Support Agreement \| Related Party
Transactions with Related Parties
Administrative expenses			$ 365
Expense Support Agreement \| Related Party \| Maximum
Transactions with Related Parties
Operating expense ratio			1.00%