Organization and Principal Business	12 Months Ended
Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization and Principal Business	Organization and Principal Business Monroe Capital Income Plus Corporation (together with its subsidiaries, the “Company”) is a Maryland corporation that was formed as an externally managed, closed-end, non-diversified investment company. The Company is a specialty finance company organized to maximize the total return to the Company’s stockholders in the form of current income and capital appreciation through a variety of investments. The Company is managed by Monroe Capital BDC Advisors, LLC (“MC Advisors”). The Company has elected to be regulated as a business development company (“BDC”) under the Investment Company Act of 1940, as amended (the “1940 Act”). In addition, for U.S. federal income tax purposes, the Company has elected to be treated as a regulated investment company (“RIC”) under Subchapter M of the Internal Revenue Code of 1986, as amended (the “Code”). The Company currently qualifies and intends to qualify annually to be treated as a RIC for U.S. federal income tax purposes. The Company may conduct private offerings, subject to approval by the Company’s Board of Directors (the “Board”). The Company is conducting its second best efforts, continuous private offering of its common stock to “accredited investors” in reliance on exemptions from the registration requirements of the Securities Act of 1933, as amended (the “Securities Act”) pursuant to Regulation D under the Securities Act and to non-U.S. persons pursuant to Regulation S under the Securities Act. At each closing, an investor purchases shares of the Company’s common stock pursuant to a subscription agreement entered into with the Company. See Note 11 for additional information on the Company’s share activity. On March 12, 2019, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV LLC (the “SPV”), for purposes of entering into a senior secured revolving credit facility (the “SPV Credit Facility”) with KeyBank National Association. See Note 7 for additional information on the SPV Credit Facility. On April 7, 2022, the Company created a wholly-owned subsidiary, Monroe Capital Income Plus ABS Funding, LLC (the “2022 Issuer”), for purposes of completing an asset-backed securitization (the “2022 ABS”) and issuing secured notes through a private placement. See Note 7 for additional information on the 2022 ABS. On December 20, 2022, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV II LLC (the “SPV II”), for purposes of entering into a senior secured term credit facility (the “SPV II Credit Facility”) with KeyBank National Association. See Note 7 for additional information on the SPV II Credit Facility. On September 15, 2023, the Company created a wholly-owned subsidiary, Monroe Capital Income Plus ABS Funding II, LLC (the “2023 Issuer”), for purposes of completing an asset-backed securitization (the “2023 ABS”) and issuing secured notes through a private placement. See Note 7 for additional information on the 2023 ABS. On January 24, 2024, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV III LLC (the “SPV III”), for purposes of entering into a senior secured revolving credit facility (the “SPV III Credit Facility”) with Goldman Sachs Bank USA. See Note 7 for additional information on the SPV III Credit Facility. On May 31, 2024, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV IV LLC (the "SPV IV"), for purposes of entering into a senior secured revolving credit facility (the “SPV IV Credit Facility”) with Capital One, National Association. See Note 7 for additional information on the SPV IV Credit Facility. On January 9, 2025, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV V LLC (the "SPV V"), for purposes of entering into a senior secured revolving credit facility (the “SPV V Credit Facility”) with Capital One, National Association. See Note 7 for additional information on the SPV V Credit Facility. On November 19, 2025, the Company created a wholly-owned subsidiary, Monroe Capital Income Plus ABS Funding III, LLC (the "2025 Issuer"), for purposes of completing an asset-backed securitization (the "2025 ABS") and issuing secured notes through a private placement. See Note 7 for additional information on the 2025 ABS. On October 21, 2024, certain affiliates, including but not limited to Monroe Capital Management Advisors, LLC (“MC Management”), Monroe Capital Investment Holdings, L.P. (the parent of MC Advisors), and Monroe Capital Intermediate Holdings, LLC (any such affiliate, collectively, “Monroe”), entered into an equity purchase agreement, pursuant to which Momentum US Bidco LLC, an affiliate of Wendel SE (collectively, with its affiliates, “Wendel”), agreed to acquire a 75% interest in Monroe, which would constitute a change of control of MC Advisors (the “Adviser Change in Control”). The Adviser Change in Control became effective on March 31, 2025. See Note 6 for additional information. On August 7, 2025, the Company entered into an Asset Purchase Agreement (the “Asset Purchase Agreement”) with Monroe Capital Corporation, a Maryland corporation (“MRCC”), and MC Advisors, pursuant to which, subject to the satisfaction or waiver of the closing conditions set forth in the Asset Purchase Agreement, on the closing date of the transactions contemplated by the Asset Purchase Agreement (the “Closing Date”), the Company will acquire the investment assets of MRCC at fair value, as determined shortly before the Closing Date, for cash (the “Asset Sale”). Under the Asset Purchase Agreement, the Asset Sale is contingent upon, and will become effective immediately prior to the effectiveness of, the Merger, as defined in Note 6. See Note 6 for additional information on the Merger and the Asset Sale.

Monroe Capital Income Plus Corporation (together with its subsidiaries, the “Company”) is a Maryland corporation that was formed as an externally managed, closed-end, non-diversified investment company. The Company is a specialty finance company organized to maximize the total return to the Company’s stockholders in the form of current income and capital appreciation through a variety of investments. The Company is managed by Monroe Capital BDC Advisors, LLC (“MC Advisors”). The Company has elected to be regulated as a business development company (“BDC”) under the Investment Company Act of 1940, as amended (the “1940 Act”). In addition, for U.S. federal income tax purposes, the Company has elected to be treated as a regulated investment company (“RIC”) under Subchapter M of the Internal Revenue Code of 1986, as amended (the “Code”). The Company currently qualifies and intends to qualify annually to be treated as a RIC for U.S. federal income tax purposes.

The Company may conduct private offerings, subject to approval by the Company’s Board of Directors (the “Board”). The Company is conducting its second best efforts, continuous private offering of its common stock to “accredited investors” in reliance on exemptions from the registration requirements of the Securities Act of 1933, as amended (the “Securities Act”) pursuant to Regulation D under the Securities Act and to non-U.S. persons pursuant to Regulation S under the Securities Act. At each closing, an investor purchases shares of the Company’s common stock pursuant to a subscription agreement entered into with the Company. See Note 11 for additional information on the Company’s share activity.

On March 12, 2019, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV LLC (the “SPV”), for purposes of entering into a senior secured revolving credit facility (the “SPV Credit Facility”) with KeyBank National Association. See Note 7 for additional information on the SPV Credit Facility.

On April 7, 2022, the Company created a wholly-owned subsidiary, Monroe Capital Income Plus ABS Funding, LLC (the “2022 Issuer”), for purposes of completing an asset-backed securitization (the “2022 ABS”) and issuing secured notes through a private placement. See Note 7 for additional information on the 2022 ABS.

On December 20, 2022, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV II LLC (the “SPV II”), for purposes of entering into a senior secured term credit facility (the “SPV II Credit Facility”) with KeyBank National Association. See Note 7 for additional information on the SPV II Credit Facility.

On September 15, 2023, the Company created a wholly-owned subsidiary, Monroe Capital Income Plus ABS Funding II, LLC (the “2023 Issuer”), for purposes of completing an asset-backed securitization (the “2023 ABS”) and issuing secured notes through a private placement. See Note 7 for additional information on the 2023 ABS.

On January 24, 2024, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV III LLC (the “SPV III”), for purposes of entering into a senior secured revolving credit facility (the “SPV III Credit Facility”) with Goldman Sachs Bank USA. See Note 7 for additional information on the SPV III Credit Facility.

On May 31, 2024, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV IV LLC (the "SPV IV"), for purposes of entering into a senior secured revolving credit facility (the “SPV IV Credit Facility”) with Capital One, National Association. See Note 7 for additional information on the SPV IV Credit Facility.

On January 9, 2025, the Company created a wholly-owned subsidiary, MC Income Plus Financing SPV V LLC (the "SPV V"), for purposes of entering into a senior secured revolving credit facility (the “SPV V Credit Facility”) with Capital One, National Association. See Note 7 for additional information on the SPV V Credit Facility.

On November 19, 2025, the Company created a wholly-owned subsidiary, Monroe Capital Income Plus ABS Funding III, LLC (the "2025 Issuer"), for purposes of completing an asset-backed securitization (the "2025 ABS") and issuing secured notes through a private placement. See Note 7 for additional information on the 2025 ABS.

On October 21, 2024, certain affiliates, including but not limited to Monroe Capital Management Advisors, LLC (“MC Management”), Monroe Capital Investment Holdings, L.P. (the parent of MC Advisors), and Monroe Capital Intermediate Holdings, LLC (any such affiliate, collectively, “Monroe”), entered into an equity purchase agreement, pursuant to which Momentum US Bidco LLC, an affiliate of Wendel SE (collectively, with its affiliates, “Wendel”), agreed to acquire a 75% interest in Monroe, which would constitute a change of control of MC Advisors (the “Adviser Change in Control”). The Adviser Change in Control became effective on March 31, 2025. See Note 6 for additional information.

On August 7, 2025, the Company entered into an Asset Purchase Agreement (the “Asset Purchase Agreement”) with Monroe Capital Corporation, a Maryland corporation (“MRCC”), and MC Advisors, pursuant to which, subject to the satisfaction or waiver of the closing conditions set forth in the Asset Purchase Agreement, on the closing date of the transactions contemplated by the Asset Purchase Agreement (the “Closing Date”), the Company will acquire the investment assets of MRCC at fair value, as determined shortly before the Closing Date, for cash (the “Asset Sale”). Under the Asset Purchase Agreement, the Asset Sale is contingent upon, and will become effective immediately prior to the effectiveness of, the Merger, as defined in Note 6. See Note 6 for additional information on the Merger and the Asset Sale.