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Commitments and Contingencies - Summary of Outstanding Commitments to Fund Investments in Current Portfolio Companies (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	$ 28,566	$ 34,959
Accordion Partners LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	1,531	1,531
Accordion Partners LLC | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		698
Accordion Partners LLC | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		872
AMCP Pet Holdings, Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	350
Analogic Corporation | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		23
Anthem Sports & Entertainment Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	83	83
BetaNXT, Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	2,174
Beta Plus Technologies, Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		2,415
Bradshaw International Parent Corp. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	922	922
Bristol Hospice | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		55
Centric Brands Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	1,069	428
Centric Brands Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	97	58
Colonnade Intermediate, LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	68
Critical Nurse Staffing, LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	2,000	1,400
Critical Nurse Staffing, LLC | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		3,094
Dentive, LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	186	234
Dentive, LLC | Delayed Draw Term Loan - First Lien
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	430	748
GreenPark Infrastructure, LLC | Preferred Equity
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	1,829	1,829
H.W. Lochner, Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	4,142	1,799
IDC Infusion Services | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	1,065
Keg Logistics LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		436
Luminii LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	172	172
Morae Global Corporation | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	208
Marble Point Credit Management LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		2,500
Maxor National Pharmacy Services, LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		585
Naviga Inc. | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		77
Netwrix Corporation | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	1,148	1,148
Netwrix Corporation | Delayed Draw Term Loan - First Lien
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	941	1,017
PhyNet Dermatology LLC | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	690
Premier Imaging, LLC | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value		1,378
Series A-Great Lakes Funding II LLC | Joint Venture
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	5,473	8,038
TA/WEG Holdings, LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	784	784
TA/WEG Holdings, LLC | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	758	$ 2,634
Tactical Air Support, Inc. | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	286
VBC Spine Opco LLC | Revolver
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	258
VBC Spine Opco LLC | Delayed Draw Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Unfunded Portfolio Company Commitments, Par Value	$ 1,902

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- Definition

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+ References

No definition available.

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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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