COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands	Jun. 30, 2025 USD ($) investment
Other Commitments [Line Items]
Committed capital	$ 307,546
Equity
Other Commitments [Line Items]
Committed capital	28,913
Debt
Other Commitments [Line Items]
Committed capital	$ 278,633
Other Portfolio investments
Other Commitments [Line Items]
Contractual obligation, number of additional investments, investment period expired with remaining commitments restricted for fund expenses \| investment	5
Contractual obligation, number of additional investments, investment period expired with remaining commitments restricted for fund expenses or follow on investments in existing portfolio companies \| investment	5
Brightwood Capital Fund Investments \| Equity
Other Commitments [Line Items]
Committed capital	$ 565
Harris Preston Fund Investments \| Equity
Other Commitments [Line Items]
Committed capital	7,261
UnionRock Energy Fund Investments \| Equity
Other Commitments [Line Items]
Committed capital	7,254
Investment, Identifier [Axis]: 423 AER II, LP
Other Commitments [Line Items]
Committed capital	211
Investment, Identifier [Axis]: AAC Holdings, Inc.
Other Commitments [Line Items]
Committed capital	50
Investment, Identifier [Axis]: ATS Operating, LLC
Other Commitments [Line Items]
Committed capital	1,080
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC
Other Commitments [Line Items]
Committed capital	3,684
Investment, Identifier [Axis]: American Health Staffing Group, Inc.
Other Commitments [Line Items]
Committed capital	1,333
Investment, Identifier [Axis]: Ansira Partners II, LLC
Other Commitments [Line Items]
Committed capital	8,341
Investment, Identifier [Axis]: ArborWorks, LLC
Other Commitments [Line Items]
Committed capital	2,534
Investment, Identifier [Axis]: B-O-F Corporation
Other Commitments [Line Items]
Committed capital	1,161
Investment, Identifier [Axis]: BDB Holdings, LLC
Other Commitments [Line Items]
Committed capital	1,380
Investment, Identifier [Axis]: BP Loenbro Holdings Inc.
Other Commitments [Line Items]
Committed capital	5,469
Investment, Identifier [Axis]: Barfly Ventures, LLC
Other Commitments [Line Items]
Committed capital	760
Investment, Identifier [Axis]: Batjer TopCo, LLC
Other Commitments [Line Items]
Committed capital	2,070
Investment, Identifier [Axis]: Bluestem Brands, Inc.
Other Commitments [Line Items]
Committed capital	2,044
Investment, Identifier [Axis]: Bond Brand Loyalty ULC
Other Commitments [Line Items]
Committed capital	856
Investment, Identifier [Axis]: Brightwood Capital Fund III, LP
Other Commitments [Line Items]
Committed capital	65
Investment, Identifier [Axis]: Brightwood Capital Fund V, LP
Other Commitments [Line Items]
Committed capital	500
Investment, Identifier [Axis]: Burning Glass Intermediate Holding Company, Inc.
Other Commitments [Line Items]
Committed capital	639
Investment, Identifier [Axis]: CQ Fluency, LLC
Other Commitments [Line Items]
Committed capital	2,250
Investment, Identifier [Axis]: California Splendor Holdings LLC
Other Commitments [Line Items]
Committed capital	6,000
Investment, Identifier [Axis]: Career Team Holdings, LLC
Other Commitments [Line Items]
Committed capital	2,700
Investment, Identifier [Axis]: CenterPeak Holdings, LLC
Other Commitments [Line Items]
Committed capital	3,600
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC
Other Commitments [Line Items]
Committed capital	2,400
Investment, Identifier [Axis]: Chamberlin Holding LLC
Other Commitments [Line Items]
Committed capital	1,600
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC
Other Commitments [Line Items]
Committed capital	1,864
Investment, Identifier [Axis]: Clad-Rex Steel, LLC
Other Commitments [Line Items]
Committed capital	1,200
Investment, Identifier [Axis]: Cody Pools, Inc.
Other Commitments [Line Items]
Committed capital	443
Investment, Identifier [Axis]: Colonial Electric Company LLC
Other Commitments [Line Items]
Committed capital	1,600
Investment, Identifier [Axis]: Coregistics Buyer LLC
Other Commitments [Line Items]
Committed capital	1,908
Investment, Identifier [Axis]: Creative Foam Corporation
Other Commitments [Line Items]
Committed capital	15,375
Investment, Identifier [Axis]: Electro Technical Industries, LLC
Other Commitments [Line Items]
Committed capital	4,588
Investment, Identifier [Axis]: EnCap Equity - Fund XII, LP
Other Commitments [Line Items]
Committed capital	7,083
Investment, Identifier [Axis]: Escalent, Inc.
Other Commitments [Line Items]
Committed capital	1,326
Investment, Identifier [Axis]: GRT Rubber Technologies LLC
Other Commitments [Line Items]
Committed capital	204
Investment, Identifier [Axis]: GULF PACIFIC ACQUISITION, LLC
Other Commitments [Line Items]
Committed capital	151
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC
Other Commitments [Line Items]
Committed capital	3,752
Investment, Identifier [Axis]: Garyline, LLC
Other Commitments [Line Items]
Committed capital	2,002
Investment, Identifier [Axis]: GradeEight Corp.
Other Commitments [Line Items]
Committed capital	9,380
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings
Other Commitments [Line Items]
Committed capital	45
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC
Other Commitments [Line Items]
Committed capital	12,150
Investment, Identifier [Axis]: HPEP 3, L.P.
Other Commitments [Line Items]
Committed capital	1,308
Investment, Identifier [Axis]: HPEP 4, L.P.
Other Commitments [Line Items]
Committed capital	5,742
Investment, Identifier [Axis]: IG Investor, LLC
Other Commitments [Line Items]
Committed capital	2,400
Investment, Identifier [Axis]: IG Parent Corporation
Other Commitments [Line Items]
Committed capital	2,500
Investment, Identifier [Axis]: ITA Holdings Group, LLC
Other Commitments [Line Items]
Committed capital	5,310
Investment, Identifier [Axis]: Implus Footcare, LLC
Other Commitments [Line Items]
Committed capital	1,272
Investment, Identifier [Axis]: Insight Borrower Corporation
Other Commitments [Line Items]
Committed capital	2,572
Investment, Identifier [Axis]: Invincible Boat Company, LLC.
Other Commitments [Line Items]
Committed capital	42
Investment, Identifier [Axis]: Island Pump and Tank, LLC
Other Commitments [Line Items]
Committed capital	274
Investment, Identifier [Axis]: JDC Power Services, LLC
Other Commitments [Line Items]
Committed capital	7,263
Investment, Identifier [Axis]: Jensen Jewelers of Idaho, LLC
Other Commitments [Line Items]
Committed capital	500
Investment, Identifier [Axis]: KMS, LLC
Other Commitments [Line Items]
Committed capital	1,086
Investment, Identifier [Axis]: MS Private Loan Fund I, LP
Other Commitments [Line Items]
Committed capital	11,000
Investment, Identifier [Axis]: MS Private Loan Fund I, LP 1
Other Commitments [Line Items]
Committed capital	750
Investment, Identifier [Axis]: MS Private Loan Fund II, LP
Other Commitments [Line Items]
Committed capital	10,000
Investment, Identifier [Axis]: MS Private Loan Fund II, LP 1
Other Commitments [Line Items]
Committed capital	6,000
Investment, Identifier [Axis]: Metalforming Holdings, LLC
Other Commitments [Line Items]
Committed capital	2,795
Investment, Identifier [Axis]: Microbe Formulas, LLC
Other Commitments [Line Items]
Committed capital	3,601
Investment, Identifier [Axis]: Mills Fleet Farm Group, LLC
Other Commitments [Line Items]
Committed capital	1,672
Investment, Identifier [Axis]: Mini Melts of America, LLC
Other Commitments [Line Items]
Committed capital	414
Investment, Identifier [Axis]: Mission Critical Group
Other Commitments [Line Items]
Committed capital	39,040
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC
Other Commitments [Line Items]
Committed capital	800
Investment, Identifier [Axis]: Obra Capital, Inc.
Other Commitments [Line Items]
Committed capital	148
Investment, Identifier [Axis]: Orttech Holdings, LLC
Other Commitments [Line Items]
Committed capital	800
Investment, Identifier [Axis]: PTL US Bidco, Inc
Other Commitments [Line Items]
Committed capital	2,703
Investment, Identifier [Axis]: Pinnacle TopCo, LLC
Other Commitments [Line Items]
Committed capital	1,600
Investment, Identifier [Axis]: RA Outdoors LLC
Other Commitments [Line Items]
Committed capital	917
Investment, Identifier [Axis]: RFG AcquireCo, LLC
Other Commitments [Line Items]
Committed capital	1,000
Investment, Identifier [Axis]: Richardson Sales Solutions
Other Commitments [Line Items]
Committed capital	7,806
Investment, Identifier [Axis]: Roof Opco, LLC
Other Commitments [Line Items]
Committed capital	233
Investment, Identifier [Axis]: SI East, LLC
Other Commitments [Line Items]
Committed capital	5,250
Investment, Identifier [Axis]: SPAU Holdings, LLC
Other Commitments [Line Items]
Committed capital	1,086
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC
Other Commitments [Line Items]
Committed capital	7,160
Investment, Identifier [Axis]: TEC Services, LLC
Other Commitments [Line Items]
Committed capital	16,167
Investment, Identifier [Axis]: The Affiliati Network, LLC
Other Commitments [Line Items]
Committed capital	2,000
Investment, Identifier [Axis]: Titan Meter Midco Corp.
Other Commitments [Line Items]
Committed capital	2,159
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC
Other Commitments [Line Items]
Committed capital	1,600
Investment, Identifier [Axis]: UnionRock Energy Fund II, LP
Other Commitments [Line Items]
Committed capital	2,472
Investment, Identifier [Axis]: UnionRock Energy Fund III, LP
Other Commitments [Line Items]
Committed capital	4,782
Investment, Identifier [Axis]: VVS Holdco LLC
Other Commitments [Line Items]
Committed capital	3,200
Investment, Identifier [Axis]: Victory Energy Operations, LLC
Other Commitments [Line Items]
Committed capital	1,723
Investment, Identifier [Axis]: Wash & Wax Systems LLC
Other Commitments [Line Items]
Committed capital	473
Investment, Identifier [Axis]: Winter Services LLC
Other Commitments [Line Items]
Committed capital	3,333
Investment, Identifier [Axis]: ZRG Partners, LLC
Other Commitments [Line Items]
Committed capital	$ 20,795

Investment Company, Number Of Additional Investments, Commitments Restricted For Fund Expenses Or Follow On Investments In Existing Portfolio

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- Definition

Investment Company, Number Of Additional Investments, Investment Period Expired With Remaining Commitments Restricted For Fund Expenses

+ References

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- Definition

Amount of financial support committed by investment company to investee that is contractually required but not provided.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480990/946-20-50-16

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- 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.

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