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

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Amount of funds committed to investment company from investors.

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Amount of distribution in excess of tax-basis earnings and profit of investment company.

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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.

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- Definition

Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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- 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.

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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Amount of cumulative financial support provided to a nonconsolidated legal entity that is required to comply with or operate in accordance with requirements that are similar to those included in Rule 2a-7 of the Investment Company Act of 1940 for registered money market funds.

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MIDDLE MARKET CREDIT FUND, LLC - Narrative (Details)						3 Months Ended
MIDDLE MARKET CREDIT FUND, LLC - Narrative (Details)	Mar. 26, 2024 USD ($)	May 21, 2023 USD ($)	Apr. 20, 2023 USD ($) member	May 03, 2022	May 25, 2021 USD ($)	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)	Aug. 28, 2023 USD ($)
Investments in and Advances to Affiliates, Activity [Line Items]
Tax return of capital						$ 0	$ 0
Credit Fund \| Credit Fund Facility
Investments in and Advances to Affiliates, Activity [Line Items]
Maximum borrowing capacity	$ 100,000	$ 175,000,000
Credit Fund \| Credit Fund Facility \| Line of credit \| SOFR
Investments in and Advances to Affiliates, Activity [Line Items]
Basis spread on variable rate	5.50%	9.00%
Credit Fund \| Credit Fund Sub Facility
Investments in and Advances to Affiliates, Activity [Line Items]
Maximum borrowing capacity									$ 640,000,000
Maximum borrowing capacity, accordion feature option									$ 1,400,000
Credit Fund \| Credit Fund Sub Facility \| Minimum
Investments in and Advances to Affiliates, Activity [Line Items]
Unused capacity commitment fee				0.50%
Credit Fund \| Credit Fund Sub Facility \| Maximum
Investments in and Advances to Affiliates, Activity [Line Items]
Unused capacity commitment fee				0.75%
Credit Fund \| Credit Fund Sub Facility \| Line of credit \| SOFR
Investments in and Advances to Affiliates, Activity [Line Items]
Basis spread on variable rate			2.70%	2.35%
Capital contribution \| Credit Fund \| Equity Investments
Investments in and Advances to Affiliates, Activity [Line Items]
Financial support, cumulative amount						1,000		$ 1,000
Capital contribution \| Credit Fund \| Subordinated
Investments in and Advances to Affiliates, Activity [Line Items]
Financial support, cumulative amount						216,000,000
Tax return of capital					$ 23,000,000
Credit Partners and the company \| Capital contribution \| Credit Fund \| Subordinated
Investments in and Advances to Affiliates, Activity [Line Items]
Tax return of capital					$ 23,000,000
Credit Partners \| Capital contribution \| Credit Fund \| Equity Investments
Investments in and Advances to Affiliates, Activity [Line Items]
Financial support, cumulative amount						1,000		1,000
Credit Partners \| Capital contribution \| Credit Fund \| Subordinated
Investments in and Advances to Affiliates, Activity [Line Items]
Financial support, cumulative amount						$ 216,000,000		$ 216,000,000
Credit Fund
Investments in and Advances to Affiliates, Activity [Line Items]
Number of board members \| member			6
Number of members required at meeting (at least) \| member			2
Ownership interest			50.00%
Committed capital (up to)			$ 250,000,000
Credit Fund \| Credit Partners and the company
Investments in and Advances to Affiliates, Activity [Line Items]
Number of members required at meeting (at least) \| member			4
Credit Fund \| Credit Partners
Investments in and Advances to Affiliates, Activity [Line Items]
Ownership interest			50.00%
Committed capital (up to)			$ 250,000,000