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Investments - Summary of Details Investments in Affiliates (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance $ 576,478    
Fair Value, Ending Balance 467,865 $ 576,478  
Principal 420,900 518,400  
Total dividend income 8,948 8,591 $ 9,176
Investment, Identifier [Axis]: 14.5% PIK Maturity 3/1/28, Initial Acquisition Date 3/1/22 Debt Securities Portfolio Senior Secured Loans American Academy Holdings, LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 14.5% PIK Maturity 3/1/28, Initial Acquisition Date 3/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 5,237    
Principal [1],[2] 5,909    
Investment, Identifier [Axis]: CLO Fund Securities Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4] 20,453    
Fair Value, Ending Balance 8,968 20,453 [4]  
Investment, Identifier [Axis]: CLO Fund Securities Portfolio Catamaran CLO 2014-1 Ltd. Subordinated Securities, effective interest 11.2% CLO Fund Securities Maturity 4/20/30 Percentage Ownership 22.2% Initial Acquisition Date 5/6/14      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [5],[6] 3,232    
Fair Value, Ending Balance [5],[6]   3,232  
Investment, Identifier [Axis]: CLO Fund Securities Portfolio Catamaran CLO 2014-1 Ltd. Subordinated Securities, effective interest 13.7% CLO Fund Securities Maturity 4/20/30 Percentage Ownership 22.2% Initial Acquisition Date 5/6/14      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[7] 904    
Investment, Identifier [Axis]: CLO Fund Securities Portfolio Catamaran CLO 2018-1 Ltd Subordinated Securities, effective interest 9.9% CLO Fund Securities Maturity 10/27/31 Percentage Ownership 24.8% Initial Acquisition Date 9/27/18      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [5],[6] 4,753    
Fair Value, Ending Balance [5],[6]   4,753  
Investment, Identifier [Axis]: CLO Fund Securities Portfolio Catamaran CLO 2018-1 Ltd. Subordinated Securities, effective interest 25% CLO Fund Securities Maturity 10/27/31 Percentage Ownership 24.8% Initial Acquisition Date 9/27/18      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[7] 3,923    
Investment, Identifier [Axis]: CLO Fund Securities Portfolio Dryden 30 Senior Loan Fund Subordinated Securities, effective interest 0% CLO Fund Securities Maturity 11/1/28 Percentage Ownership 6.8% Initial Acquisition Date 10/10/13      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [5],[6] 868    
Fair Value, Ending Balance [5],[6]   868  
Investment, Identifier [Axis]: CLO Fund Securities Portfolio Dryden 30 Senior Loan Fund Subordinated Securities, effective interest 25.4% CLO Fund Securities Maturity 11/1/28 Percentage Ownership 6.8% Initial Acquisition Date 10/10/13      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[7] 409    
Investment, Identifier [Axis]: CLO Fund Securities Portfolio JMP Credit Advisors CLO IV LTD Subordinated Securities, effective interest 19.8% CLO Fund Securities Maturity 7/17/29 Percentage Ownership 57.2% Initial Acquisition Date 10/22/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[7] 683    
Investment, Identifier [Axis]: CLO Fund Securities Portfolio JMP Credit Advisors CLO IV LTD Subordinated Securities, effective interest 6.3% CLO Fund Securities Maturity 7/17/29 Percentage Ownership 57.2% Initial Acquisition Date 10/22/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [5],[6] 4,020    
Fair Value, Ending Balance [5],[6]   4,020  
Investment, Identifier [Axis]: CLO Fund Securities Portfolio JMP Credit Advisors CLO IV LTD Subordinated Securities, effective interest 7.1% CLO Fund Securities Maturity 7/17/30 Percentage Ownership 57.2% Initial Acquisition Date 10/22/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [5],[6] 7,580    
Fair Value, Ending Balance [5],[6]   7,580  
Investment, Identifier [Axis]: CLO Fund Securities Portfolio JMP Credit Advisors CLO V LTD Subordinated Securities, effective interest 25.3% CLO Fund Securities Maturity 7/17/30 Percentage Ownership 57.2% Initial Acquisition Date 10/22/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[7] 3,049    
Investment, Identifier [Axis]: Controlled Affiliates BMP Slappey Investment II Industry Classification - Telecommunications      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[9],[10],[11] 206 219  
Net Change in Unrealized Gain/(Loss) [8],[9],[10],[11]   (13)  
Fair Value, Ending Balance [8],[9],[10],[11]   206 219
Principal [8],[9],[10],[11]   88,946  
Investment, Identifier [Axis]: Controlled Affiliates Flight Lease VII Industry Classification - Aerospace and Defense      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 242 [12],[13],[14],[15] 256 [8],[9],[10],[16]  
Purchases/ (sales) of or Advances/ (Distributions) [12],[13],[14],[15] (248)    
Net Change in Unrealized Gain/(Loss) 39 [12],[13],[14],[15] (14) [8],[9],[10],[16]  
Realized Gain/(Loss) [12],[13],[14],[15] (33)    
Fair Value, Ending Balance   242 [12],[13],[14],[15] 256 [8],[9],[10],[16]
Principal [8],[9],[10],[16]   1,938  
Investment, Identifier [Axis]: Controlled Affiliates GreenPark Infrastructure, LLC Industry Classification - Energy: Electricity      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[9],[10],[11] 500    
Purchases/ (sales) of or Advances/ (Distributions) [8],[9],[10],[11]   500  
Fair Value, Ending Balance [8],[9],[10],[11]   500  
Principal [8],[9],[10],[11]   1,000  
Investment, Identifier [Axis]: Controlled Affiliates GreenPark Infrastructure, LLC Industry Classification - Energy: Electricity One      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[9],[10],[11] 171    
Purchases/ (sales) of or Advances/ (Distributions) [8],[9],[10],[11]   171  
Fair Value, Ending Balance [8],[9],[10],[11]   171  
Principal [8],[9],[10],[11]   500  
Investment, Identifier [Axis]: Controlled Affiliates KCAP Freedom 3, LLC Industry Classification - Joint Venture      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 18,668 [13],[17] 23,062 [8],[18]  
Net Change in Unrealized Gain/(Loss) (4,393) [13],[17] (4,394) [8],[18]  
Fair Value, Ending Balance 14,275 [13],[17] 18,668 [13],[17] 23,062 [8],[18]
Principal 27,220 [13],[17] 27,220 [8],[18]  
Total dividend income 2,184 [13],[17] 4,141 [8],[18]  
Investment, Identifier [Axis]: Controlled Affiliates ProAir, LLC Industry Classification - Capital Equipment      
Summary of Investment Holdings [Line Items]      
Principal [13],[14],[15],[17] 2,749,997    
Investment, Identifier [Axis]: Controlled Affiliates ProAir, LLC Industry Classification - Capital Equipment One      
Summary of Investment Holdings [Line Items]      
Transfers In (Out) of Affiliates [8],[9],[10],[18]   4,262  
Net Change in Unrealized Gain/(Loss) [8],[9],[10],[18]   (4,262)  
Principal 2,020 [13],[15],[17] 2,749,997 [8],[9],[10],[18]  
Investment, Identifier [Axis]: Controlled Affiliates ProAir, LLC Industry Classification - Capital Equipment Two      
Summary of Investment Holdings [Line Items]      
Purchases/ (sales) of or Advances/ (Distributions) [8],[10],[18]   1,931  
Net Change in Unrealized Gain/(Loss) [8],[10],[18]   (1,931)  
Principal [8],[10],[18]   1,931  
Interest and Fee Income [8],[10],[18]   181  
Investment, Identifier [Axis]: Controlled Affiliates Series A-Great Lakes Funding II LLC Industry Classification - Joint Venture      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [9],[11] 40,287    
Purchases/ (sales) of or Advances/ (Distributions) [9],[11]   3,311  
Transfers In (Out) of Affiliates [9],[11]   38,124  
Net Change in Unrealized Gain/(Loss) [9],[11]   (1,148)  
Fair Value, Ending Balance [9],[11]   40,287  
Principal [9],[11]   41,435  
Total dividend income [9],[11]   1,351  
Investment, Identifier [Axis]: Controlled Affiliates Tank Partners Equipment Holdings, LLC Industry Classification - Energy: Oil & Gas      
Summary of Investment Holdings [Line Items]      
Principal [17] 49,000 [13],[14],[15] 49,000 [8],[9],[10]  
Investment, Identifier [Axis]: Controlled Affiliates Tank Partners Equipment Holdings, LLC Industry Classification - Energy: Oil & Gas One      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [17] 43 [13],[15] 43 [8],[10]  
Fair Value, Ending Balance [17] 43 [13],[15] 43 [13],[15] 43 [8],[10]
Principal [17] 511 [13],[15] 511 [8],[10]  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Confluence Technologies, Inc. Term Loan Second Lien Services: Business Interest Rate 10.9% Cash Reference Rate and Spread L+6.50% Floor 0.50% Maturity 7/23/29, Initial Acquisition Date 7/22/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 3,705    
Fair Value, Ending Balance [4],[5],[19],[20]   3,705  
Principal [5],[19],[20]   4,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Confluence Technologies, Inc. Term Loan Second Lien Services: Business Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 0.50% Maturity 7/23/29, Initial Acquisition Date 7/22/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 3,605    
Principal [1],[2],[21] 4,000    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans DCert Buyer, Inc. Term Loan (Second Lien) High Tech Industries Interest Rate 11.7% Cash Reference Rate and Spread SOFR+7.00% Maturity 2/16/29, Initial Acquisition Date 3/16/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 4,951    
Fair Value, Ending Balance [4],[19],[20]   4,951  
Principal [19],[20]   5,400  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Dcert Buyer, Inc. Term Loan (Second Lien) High Tech Industries Interest Rate 12.4% Cash Reference Rate and Spread SOFR+7.00% Maturity 2/16/29, Initial Acquisition Date 3/16/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 4,941    
Principal [2],[21] 5,400    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Firstlight Holdco Inc. Initial Term Loan (Second Lien) Telecommunications Interest Rate 11.9% Cash Reference Rate and Spread L+7.50% Maturity 7/23/26, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 365    
Fair Value, Ending Balance [4],[19],[20]   365  
Principal [19],[20]   400  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Global Tel*Link Corporation Term Loan (Second Lien) Telecommunications Interest Rate 14.2% Cash Reference Rate and Spread SOFR+10.00% Maturity 11/29/26, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,155    
Fair Value, Ending Balance [4],[19],[20]   1,155  
Principal [19],[20]   1,500  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Global Tel*Link Corporation Term Loan (Second Lien) Telecommunications Interest Rate 15.5% Cash Reference Rate and Spread SOFR+10.00% Maturity 11/29/26, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,336    
Principal [2],[21] 1,500    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Helix Acquisition Holdings, Inc. Initial Term Loan (Second Lien) Metals & Mining Interest Rate 12.7% Cash Reference Rate and Spread L+8.00% Maturity 9/29/25, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,341    
Fair Value, Ending Balance [4],[5],[19],[20]   1,341  
Principal [5],[19],[20]   1,400  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Hoffmaster Group, Inc. Initial Term Loan (Second Lien) Forest Products & Paper Interest Rate 14.2% Cash Reference Rate and Spread L+9.50% Floor 1.00% Maturity 11/21/24, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,373    
Fair Value, Ending Balance [4],[19],[20]   1,373  
Principal [19],[20]   1,600  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Idera, Inc. Term Loan (Second Lien) High Tech Industries Interest Rate 10.5% Cash Reference Rate and Spread L+6.75% Floor 0.75% Maturity 2/4/29, Initial Acquisition Date 4/29/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 5,610    
Fair Value, Ending Balance [4],[5],[19],[20]   5,610  
Principal [5],[19],[20]   6,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Idera, Inc. Term Loan (Second Lien) High Tech Industries Interest Rate 12.3% Cash Reference Rate and Spread SOFR+6.75% Floor 0.75% Maturity 2/4/29, Initial Acquisition Date 4/29/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 5,811    
Principal [1],[2],[21] 6,000    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Ivanti Software, Inc. Term Loan Second Lien High Tech Industries Interest Rate 12.0% Cash Reference Rate and Spread L+7.25% Floor 0.50% Maturity 12/1/28, Initial Acquisition Date 10/26/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 3,510    
Fair Value, Ending Balance [4],[19],[20]   3,510  
Principal [19],[20]   6,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Ivanti Software, Inc. Term Loan Second Lien High Tech Industries Interest Rate 12.9% Cash Reference Rate and Spread SOFR+7.25% Floor 0.50% Maturity 12/1/28, Initial Acquisition Date 10/26/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 4,870    
Principal [2],[21] 6,000    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Lucky Bucks Holdings LLC Promissory Note Hotel, Gaming & Leisure Interest Rate 12.5% PIK Maturity 5/29/28, Initial Acquisition Date 1/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[22] 1,181    
Principal [1],[2],[22] 6,198    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Navex Topco, Inc. Initial Term Loan (Second Lien) Electronics Interest Rate 11.4% Cash Reference Rate and Spread L+7.00% Maturity 9/4/26, Initial Acquisition Date 12/8/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20],[23] 7,604    
Fair Value, Ending Balance [4],[19],[20],[23]   7,604  
Principal [19],[20],[23]   7,700  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4] 56,400    
Fair Value, Ending Balance 38,875 [3] 56,400 [4]  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Phoenix Guarantor Inc. Term Loan Second Lien Healthcare & Pharmaceuticals Interest Rate 12.9% Cash Reference Rate and Spread L+8.50% Floor 1.00% Maturity 3/5/27, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,178    
Fair Value, Ending Balance [4],[5],[19],[20]   1,178  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Phoenix Guarantor Inc. Term Loan Second Lien Healthcare & Pharmaceuticals Interest Rate 14.0% Cash Reference Rate and Spread SOFR+8.50% Floor 1.00% Maturity 3/5/27, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,131    
Principal [2],[21] 1,200    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans ProAir, LLC Sub Note Capital Equipment Interest Rate 17.8% PIK Maturity 1/31/23, Initial Acquisition Date 3/8/22      
Summary of Investment Holdings [Line Items]      
Principal [1],[2],[22],[24] 2,020    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Project Leopard Holdings, Inc. 2nd Lien TL High Tech Industries Interest Rate 12.2% Cash Reference Rate and Spread SOFR+7.75% Floor 0.50% Maturity 7/20/30, Initial Acquisition Date 7/20/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 4,813    
Fair Value, Ending Balance [4],[5],[20]   4,813  
Principal [5],[20]   5,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Project Leopard Holdings, Inc. 2nd Lien TL High Tech Industries Interest Rate 13.1% Cash Reference Rate and Spread SOFR+7.75% Floor 0.50% Maturity 7/20/30, Initial Acquisition Date 7/20/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 4,719    
Principal [1],[2] 5,000    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Qualtek LLC Term Loan Second Lien High Tech Industries Interest Rate 6.4% Cash + 9.0% PIK Reference Rate and Spread SOFR+1.00% Floor 1.00% Maturity 1/14/27, Initial Acquisition Date 7/14/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 2,913    
Principal [2],[21] 4,146    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Redstone Holdco 2 LP Term Loan (Second Lien) High Tech Industries Interest Rate 12.1% Cash Reference Rate and Spread L+7.75% Floor 0.75% Maturity 4/16/29, Initial Acquisition Date 8/28/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 2,314    
Fair Value, Ending Balance [4],[19],[20]   2,314  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Redstone Holdco 2 LP Term Loan (Second Lien) High Tech Industries Interest Rate 13.2% Cash Reference Rate and Spread SOFR+7.75% Floor 0.75% Maturity 4/16/29, Initial Acquisition Date 9/28/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 2,831    
Principal [2],[21] 4,566    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Robertshaw US Holding Corp. Initial Term Loan (Second Lien) Capital Equipment Interest Rate 12.8% Cash Reference Rate and Spread L+8.00% Floor 1.00% Maturity 2/28/26, Initial Acquisition Date 2/15/18      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[20] 1,643    
Fair Value, Ending Balance [4],[20]   1,643  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Robertshaw US Holding Corp. Initial Term Loan (Second Lien) Capital Equipment Interest Rate 13.5% Cash Reference Rate and Spread SOFR+8.00% Floor 1.00% Maturity 2/28/26, Initial Acquisition Date 2/15/18      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 300    
Principal [1],[2] 3,000    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Safe Fleet Holdings LLC Initial Term Loan (Second Lien) Automotive Interest Rate 11.1% Cash Reference Rate and Spread L+6.75% Floor 1.00% Maturity 2/2/26, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 640    
Fair Value, Ending Balance [4],[19],[20]   640  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans TRSO II, Inc. Promissory Note Energy: Oil & Gas Interest Rate 1.7% PIK Maturity 1/24/25, Initial Acquisition Date 1/24/20      
Summary of Investment Holdings [Line Items]      
Principal [1],[2],[22] 75    
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Tex-Tech Industries, Inc. Term Loan (Second Lien) Textiles and Leather Interest Rate 11.9% Cash + 1.5% PIK Reference Rate and Spread L+7.50% Floor 1.00% Maturity 8/24/24, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 12,808    
Fair Value, Ending Balance [4],[5],[19],[20]   12,808  
Investment, Identifier [Axis]: Debt Securities Portfolio Junior Secured Loans Zest Acquisition Corp. Initial Term Loan (Second Lien) Healthcare, Education and Childcare Interest Rate 11.4% Cash Reference Rate and Spread L+7.00% Floor 1.00% Maturity 3/13/26, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[23] 3,390    
Fair Value, Ending Balance [4],[5],[19],[20],[23]   3,390  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AIDC IntermediateCo 2, LLC First Lien Term Loan Services: Business Interest Rate 10.4% Cash Reference Rate and Spread SOFR+6.40% Floor 1.00% Maturity 7/22/27, Initial Acquisition Date 9/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 971    
Fair Value, Ending Balance [4],[5],[19],[20]   971  
Principal [5],[19],[20]   1,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AIDC IntermediateCo 2, LLC First Lien Term Loan Services: Business Interest Rate 11.8% Cash Reference Rate and Spread SOFR+6.40% Floor 1.00% Maturity 7/22/27, Initial Acquisition Date 9/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 976    
Principal [1],[2],[21] 990    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AIS Holdco, LLC First Lien Term Loan A Banking, Finance, Insurance & Real Estate Interest Rate 10.6% Cash Reference Rate and Spread SOFR+5.00% Maturity 8/15/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,220    
Principal [1],[2],[21] 2,223    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AIS Holdco, LLC First Lien Term Loan A Banking, Finance, Insurance & Real Estate Interest Rate 9.4% Cash Reference Rate and Spread L+5.00% Maturity 8/15/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,313    
Fair Value, Ending Balance [4],[5],[19],[20]   2,313  
Principal [5],[19],[20]   2,339  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AMCP Pet Holdings, Inc. First Lien Term Loan Beverage, Food and Tobacco Interest Rate 11.0% Cash Reference Rate and Spread L+6.25% Floor 1.00% Maturity 10/6/26, Initial Acquisition Date 12/9/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 4,741    
Fair Value, Ending Balance [4],[5],[19],[20]   4,741  
Principal [5],[19],[20]   4,900  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AMCP Pet Holdings, Inc. First Lien Term Loan Beverage, Food and Tobacco Interest Rate 11.8% Cash + 0.8% PIK Reference Rate and Spread SOFR+6.25% Floor 1.00% Maturity 10/6/26, Initial Acquisition Date 12/9/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 4,766    
Principal [1],[2],[21] 4,869    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AMCP Pet Holdings, Inc. Revolving Loan Beverage, Food and Tobacco Interest Rate 10.9% Cash Reference Rate and Spread L+6.25% Floor 1.00% Maturity 10/6/26, Initial Acquisition Date 12/9/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 968    
Fair Value, Ending Balance [4],[5],[20]   968  
Principal [5],[20]   1,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AMCP Pet Holdings, Inc. Revolving Loan Beverage, Food and Tobacco Interest Rate 12.4% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 10/6/26, Initial Acquisition Date 12/9/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] 630    
Principal [1],[2],[25] 651    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AP Core Holdings II, LLC First Lien Term Loan One Media: Diversified & Production Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 0.75% Maturity 7/21/27, Initial Acquisition Date 7/21/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 2,813    
Fair Value, Ending Balance [4],[19],[20]   2,813  
Principal [19],[20]   3,093  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans AP Core Holdings II, LLC First Lien Term Loan Two Media: Diversified & Production Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 0.75% Maturity 7/21/27, Initial Acquisition Date 7/21/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,809    
Fair Value, Ending Balance [4],[19],[20]   1,809  
Principal [19],[20]   2,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accordion Partners LLC Delayed Draw Term Loan Finance Interest Rate 11.6% Cash Reference Rate and Spread SOFR+6.25% Floor 0.75% Maturity 8/29/29, Initial Acquisition Date 8/31/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 700    
Principal [1],[2],[21] 694    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accordion Partners LLC Delayed Draw Term Loan Finance Interest Rate 11.6% Reference Rate and Spread SOFR+6.25% Floor 0.75% Cash Maturity 8/29/29, Initial Acquisition Date 8/31/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 869    
Principal [1],[2],[21] 870    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accordion Partners LLC Delayed Draw Term Loan One Finance Interest Rate 1.0% Cash Floor 0.75% Maturity 8/29/29, Initial Acquisition Date 8/31/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] (13)    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   (13)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accordion Partners LLC Delayed Draw Term Loan Two Finance Interest Rate 1.0% Cash Floor 0.75% Maturity 8/29/29, Initial Acquisition Date 8/31/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] (16)    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   (16)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accordion Partners LLC Revolver Finance Interest Rate 0.5% Cash Floor 0.75% Maturity 8/31/28, Initial Acquisition Date 8/31/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] (29)    
Fair Value, Ending Balance (2) [1],[2],[3],[25] (29) [4],[5],[20],[26]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accordion Partners LLC Term Loan Finance Interest Rate 10.8% Cash Reference Rate and Spread SOFR+6.25% Floor 0.75% Maturity 8/29/29, Initial Acquisition Date 8/31/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 7,839    
Fair Value, Ending Balance [4],[5],[19],[20]   7,839  
Principal [5],[19],[20]   7,988  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accordion Partners LLC Term Loan Finance Interest Rate 11.6% Cash Reference Rate and Spread SOFR+6.25% Floor 0.75% Maturity 8/29/29, Initial Acquisition Date 8/31/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 7,899    
Principal [1],[2],[21] 7,908    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accurate Background, LLC First Lien Term Loan Services: Business Interest Rate 10.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 3/26/27, Initial Acquisition Date 9/7/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,444    
Fair Value, Ending Balance [4],[5],[19],[20]   1,444  
Principal [5],[19],[20]   1,496  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accurate Background, LLC First Lien Term Loan Services: Business Interest Rate 11.6% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 3/26/27, Initial Acquisition Date 9/7/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,424    
Principal [1],[2],[21] 1,481    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accurate Background, LLC Term Loan Services: Business Interest Rate 11.6% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 3/26/27, Initial Acquisition Date 10/20/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,818    
Principal [1],[2],[21] 2,931    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Accurate Background, LLC Term Loan Services: Business Interest Rate 9.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 3/26/27, Initial Acquisition Date 10/20/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,858    
Fair Value, Ending Balance [4],[5],[19],[20]   2,858  
Principal [5],[19],[20]   2,962  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Advantage Capital Holdings LLC Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 12.0% Cash Maturity 4/14/27, Initial Acquisition Date 4/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 12,964    
Fair Value, Ending Balance [4],[5],[19],[20]   12,964  
Principal [5],[19],[20]   13,347  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Advantage Capital Holdings LLC Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 8.0% Cash + 5.0% PIK Maturity 4/14/27, Initial Acquisition Date 4/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 13,773    
Principal [1],[2],[21] 14,036    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans American Academy Holdings, LLC Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 11.2% Cash + 5.3% PIK Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 1/1/25, Initial Acquisition Date 3/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 624    
Principal [1],[2],[21] 620    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans American Academy Holdings, LLC Delayed Draw Term Loan Services: Consumer Interest Rate 9.1% Cash + 6.3% PIK Reference Rate and Spread L+4.75% Floor 1.00% Maturity 1/1/25, Initial Acquisition Date 3/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 582    
Fair Value, Ending Balance [4],[5],[19],[20]   582  
Principal [5],[19],[20]   593  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans American Academy Holdings, LLC First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 11.2% Cash + 5.3% PIK Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 1/1/25, Initial Acquisition Date 3/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 3,144    
Principal [1],[2] 3,124    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans American Academy Holdings, LLC First Lien Term Loan Services: Consumer Interest Rate 9.1% Cash + 6.3% PIK Reference Rate and Spread L+4.75% Floor 1.00% Maturity 1/1/25, Initial Acquisition Date 3/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,934    
Fair Value, Ending Balance [4],[5],[19],[20]   2,934  
Principal [5],[19],[20]   2,990  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans American Academy Holdings, LLC Term Loan Second Lien Services: Consumer Interest Rate 14.5% PIK Maturity 3/1/28, Initial Acquisition Date 3/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 4,164    
Fair Value, Ending Balance [4],[5],[20]   4,164  
Principal [5],[20]   5,124  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Analogic Corporation First Lien Term Loan A Electronics Interest Rate 9.7% Cash Reference Rate and Spread L+5.25% Floor 1.00% Maturity 6/22/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 3,353    
Fair Value, Ending Balance [4],[5],[19],[20]   3,353  
Principal [5],[19],[20]   3,484  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Analogic Corporation Revolver Electronics Interest Rate 9.7% Cash Reference Rate and Spread L+5.25% Floor 1.00% Maturity 6/22/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 172    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   172  
Principal [5],[19],[20],[26]   179  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Ancile Solutions, Inc. First Lien Term Loan High Tech Industries Interest Rate 11.8% Cash + 3.0% PIK Reference Rate and Spread L+7.00% Floor 1.00% Maturity 6/11/26, Initial Acquisition Date 6/11/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,567    
Fair Value, Ending Balance [4],[5],[19],[20]   6,567  
Principal [5],[19],[20]   6,701  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Ancile Solutions, Inc. First Lien Term Loan High Tech Industries Interest Rate 15.7% Cash Reference Rate and Spread SOFR+10.00% Floor 1.00% Maturity 6/11/26, Initial Acquisition Date 6/11/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 6,305    
Principal [1],[2],[21] 6,274    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Anthem Sports & Entertainment Inc. Revolver Media: Broadcasting & Subscription Interest 15.2% Cash Reference Rate and Spread SOFR+9.50% Floor 1.00% Maturity 6/30/24, Initial Acquisition Date 8/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 465    
Principal [1],[2] 547    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Anthem Sports & Entertainment Inc. Revolver Media: Broadcasting & Subscription Interest Rate 14.2% Cash Reference Rate and Spread L+9.50% Floor 1.00% Maturity 11/15/26, Initial Acquisition Date 11/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] 461    
Fair Value, Ending Balance [4],[5],[20],[26]   461  
Principal [5],[20],[26]   500  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Anthem Sports & Entertainment Inc. Revolver Media: Broadcasting & Subscription Interest Rate 14.2% Cash Reference Rate and Spread L+9.50% Floor 1.00% Maturity 6/30/23, Initial Acquisition Date 8/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 464    
Fair Value, Ending Balance [4],[5],[20]   464  
Principal [5],[20]   500  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Anthem Sports & Entertainment Inc. Revolver Media: Broadcasting & Subscription Interest Rate 15.1% Cash Reference Rate and Spread SOFR+9.50% Floor 1.00% Maturity 11/15/26, Initial Acquisition Date 11/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] 910    
Principal [1],[2],[25] 1,084    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Anthem Sports & Entertainment Inc. Revolver Media: Broadcasting & Subscription Interest Rate 16.0% Cash Reference Rate and Spread PRIME+8.50% Floor 1.00% Maturity 11/15/26, Initial Acquisition Date 11/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 461    
Fair Value, Ending Balance [4],[5],[20]   461  
Principal [5],[20]   500  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Anthem Sports & Entertainment Inc. Term Loan Media: Broadcasting & Subscription Interest Rate 11.5% Cash + 2.8% PIK Reference Rate and Spread L+6.75% Floor 1.00% Maturity 11/15/26, Initial Acquisition Date 11/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 10,974    
Fair Value, Ending Balance [4],[5],[19],[20]   10,974  
Principal [5],[19],[20]   11,815  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Anthem Sports & Entertainment Inc. Term Loan Media: Broadcasting & Subscription Interest Rate 3.0% Cash + 12.1% PIK Reference Rate and Spread SOFR+3.00% Floor 1.00% Maturity 11/15/26, Initial Acquisition Date 11/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 10,965    
Principal [1],[2],[21] 12,880    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Appfire Technologies, LLC Term Loan High Tech Industries Interest Rate 11.0% Cash Reference Rate and Spread SOFR+5.50% Floor 1.00% Maturity 3/9/27, Initial Acquisition Date 12/20/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 5,859    
Principal [1],[2],[21] 5,894    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Appfire Technologies, LLC Term Loan High Tech Industries Interest Rate 9.5% Cash Reference Rate and Spread SOFR+5.50% Floor 1.00% Maturity 3/9/27, Initial Acquisition Date 12/20/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 5,861    
Fair Value, Ending Balance [4],[5],[19],[20]   5,861  
Principal [5],[19],[20]   5,954  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Aventiv Technologies, LLC Term Loan Alternative Carriers Interest Rate 10.5% Cash Reference Rate and Spread SOFR+4.89% Floor 1.00% Maturity 11/1/24, Initial Acquisition Date 12/29/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 937    
Principal [1],[2] 989    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans BW NHHC Holdco Inc. First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+7.50% Floor 2.00% Maturity 1/15/26, Initial Acquisition Date 12/21/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 942    
Fair Value, Ending Balance [4],[5],[20]   942  
Principal [5],[20]   952  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans BW NHHC Holdco Inc. First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 12.9% Cash Reference Rate and Spread SOFR+7.50% Floor 2.00% Maturity 1/15/26, Initial Acquisition Date 12/21/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3] 969    
Principal [2] 952    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Beta Plus Technologies, Inc. First Lien Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 8.9% Cash Reference Rate and Spread SOFR+4.75% Maturity 7/1/29, Initial Acquisition Date 7/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 15,564    
Fair Value, Ending Balance [4],[5],[19],[20]   15,564  
Principal [5],[19],[20]   15,960  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Beta Plus Technologies, Inc. Revolver Banking, Finance, Insurance & Real Estate Interest Rate 0.4% Cash Maturity 7/1/27, Initial Acquisition Date 7/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] (96)    
Fair Value, Ending Balance [4],[5],[20],[26]   (96)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans BetaNXT, Inc. First Lien Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 11.1% Cash Reference Rate and Spread SOFR+5.75% Maturity 7/1/29, Initial Acquisition Date 7/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 12,104    
Principal [1],[2],[21] 12,608    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans BetaNXT, Inc. Revolver Banking, Finance, Insurance & Real Estate Interest Rate 0.3% Cash Maturity 7/1/27, Initial Acquisition Date 7/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] (145)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans BetaNXT, Inc. Revolver Banking, Finance, Insurance & Real Estate Interest Rate 9.6% Cash Reference Rate and Spread SOFR+4.25% Maturity 7/1/27, Initial Acquisition Date 7/1/22      
Summary of Investment Holdings [Line Items]      
Principal [1],[2],[25] 242    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Bradshaw International Parent Corp. Revolver Consumer goods: Durable Interest Rate 0.5% Cash Floor 1.00% Maturity 10/21/26, Initial Acquisition Date 10/29/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] (71)    
Fair Value, Ending Balance (25) [1],[2],[3],[25] (71) [4],[5],[20],[26]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Bradshaw International Parent Corp. Term Loan Consumer goods: Durable Interest Rate 10.2% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 10/21/27, Initial Acquisition Date 10/29/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 462    
Fair Value, Ending Balance [4],[5],[19],[20]   462  
Principal [5],[19],[20]   501  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Bradshaw International Parent Corp. Term Loan Consumer goods: Durable Interest Rate 11.2% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 10/21/27, Initial Acquisition Date 10/29/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 482    
Principal [1],[2],[21] 496    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Bristol Hospice Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 10.1% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 12/22/26, Initial Acquisition Date 12/22/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 735    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   735  
Principal [5],[19],[20],[26]   760  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Bristol Hospice Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 12/22/26, Initial Acquisition Date 12/22/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 718    
Principal [1],[2],[21],[25] 738    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Bristol Hospice Unitranche Healthcare & Pharmaceuticals Interest Rate 10.1% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 12/22/26, Initial Acquisition Date 12/22/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,070    
Fair Value, Ending Balance [4],[5],[19],[20]   2,070  
Principal [5],[19],[20]   2,135  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Bristol Hospice Unitranche Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 12/22/26, Initial Acquisition Date 12/22/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,017    
Principal [1],[2],[21] 2,071    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans C.P. Converters, Inc. Seventh Amendment Acquisition Loan Chemicals, Plastics and Rubber Interest Rate 10.2% Cash Reference Rate and Spread L+6.50% Floor 1.00% Maturity 6/18/23, Initial Acquisition Date 6/26/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,787    
Fair Value, Ending Balance [4],[5],[19],[20]   2,787  
Principal [5],[19],[20]   2,813  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans C.P. Converters, Inc. Seventh Amendment Acquisition Loan Chemicals, Plastics and Rubber Interest Rate 12.2% Cash + 1.0% PIK Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 9/30/24, Initial Acquisition Date 6/26/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,638    
Principal [1],[2],[21] 2,612    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans C.P. Converters, Inc. Term Loan Chemicals, Plastics and Rubber Interest Rate 12.0% Cash + 1.0% PIK Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 9/30/24, Initial Acquisition Date 7/29/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,019    
Principal [1],[2],[21] 1,009    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans C.P. Converters, Inc. Term Loan Chemicals, Plastics and Rubber Interest Rate 12.3% Cash + 1.0% PIK Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 9/30/24, Initial Acquisition Date 11/17/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 6,178    
Principal [1],[2],[21] 6,117    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans C.P. Converters, Inc. Term Loan Chemicals, Plastics and Rubber Interest Rate 9.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 6/18/23, Initial Acquisition Date 11/17/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,501    
Fair Value, Ending Balance [4],[5],[19],[20]   6,501  
Principal [5],[19],[20]   6,583  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans C.P. Converters, Inc. Term Loan Chemicals, Plastics and Rubber Interest Rate 9.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 6/18/23, Initial Acquisition Date 7/29/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,072    
Fair Value, Ending Balance [4],[5],[19],[20]   1,072  
Principal [5],[19],[20]   1,086  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans CB Midco, LLC Term Loan Consumer goods: Durable Interest Rate 10.5% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 9/27/27, Initial Acquisition Date 10/8/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 3,685    
Fair Value, Ending Balance [4],[5],[19],[20]   3,685  
Principal [5],[19],[20]   3,950  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans CB Midco, LLC Term Loan Consumer goods: Durable Interest Rate 11.2% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 9/27/27, Initial Acquisition Date 10/8/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 3,525    
Principal [1],[2],[21] 3,802    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Cenexel Clinical Research, Inc. Term Loan Healthcare & Pharmaceuticals Interest Rate 10.9% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 11/8/25, Initial Acquisition Date 6/15/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,870    
Fair Value, Ending Balance [4],[5],[19],[20]   6,870  
Principal [5],[19],[20]   6,904  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Cenexel Clinical Research, Inc. Term Loan Healthcare & Pharmaceuticals Interest Rate 11.2% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 11/8/25, Initial Acquisition Date 6/15/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 5,773    
Principal [1],[2],[21] 5,773    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Centric Brands Inc. Revolver Machinery (Non-Agrclt/Constr/Electr) Interest Rate 10.1% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 10/9/24, Initial Acquisition Date 8/22/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 39    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   39  
Principal [5],[19],[20],[26]   39  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Centric Brands Inc. Revolver Machinery (Non-Agrclt/Constr/Electr) Interest Rate 9.7% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 10/9/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 642    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   642  
Principal [5],[19],[20],[26]   642  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Centric Brands Inc. Term Loan Machinery (Non-Agrclt/Constr/Electr) Interest Rate 6.8% Cash + 6.5% PIK Reference Rate and Spread SOFR+2.50% Maturity 10/9/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 8,610    
Fair Value, Ending Balance [4],[5],[19],[20]   8,610  
Principal [5],[19],[20]   9,810  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Centric Brands Inc. Term Loan Machinery (Non-Agrclt/Constr/Electr) Interest Rate 7.9% Cash + 7.0% PIK Reference Rate and Spread SOFR+2.50% Maturity 10/9/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 9,976    
Principal [1],[2],[21] 10,487    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Circustrix Holdings, LLC Delayed Draw Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 1.00% Maturity 7/16/23, Initial Acquisition Date 1/11/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 461    
Fair Value, Ending Balance [4],[5],[19],[20]   461  
Principal [5],[19],[20]   461  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Circustrix Holdings, LLC Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 1.00% Maturity 1/26/24, Initial Acquisition Date 10/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,508    
Fair Value, Ending Balance [4],[5],[19],[20]   6,508  
Principal [5],[19],[20]   6,655  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Circustrix Holdings, LLC Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 1.00% Maturity 7/16/23, Initial Acquisition Date 1/11/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 465    
Fair Value, Ending Balance [4],[5],[19],[20]   465  
Principal [5],[19],[20]   465  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Coastal Screen and Rail, LLC Term Loan Construction & Building Interest Rate 13.0% Cash Maturity 12/31/22, Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 850    
Fair Value, Ending Balance [4],[5],[20]   850  
Principal [5],[20]   850  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Colonnade Intermediate, LLC Delayed Draw Term Loan Services: Business Interest Rate 12.5% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 2/27/24, Initial Acquisition Date 10/8/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 445    
Principal [1],[2],[21] 448    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Colonnade Intermediate, LLC Delayed Draw Term Loan Services: Business Interest Rate 12.5% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 2/27/24, Initial Acquisition Date 3/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 735    
Principal [1],[2] 740    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Colonnade Intermediate, LLC First Lien Term Loan Services: Business Interest Rate 12.5% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 2/27/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 4,866    
Principal [1],[2],[21] 4,899    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Colonnade Intermediate, LLC Revolver Services: Business Interest Rate 12.6% Cash Reference Rate and Spread PRIME+7.00% Floor 1.00% Maturity 2/27/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 41    
Principal [1],[2],[21],[25] 41    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Colonnade Intermediate, LLC Revolver Services: Business Interest Rate 12.6% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 2/27/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 571    
Principal [1],[2],[21],[25] 576    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Colonnade Intermediate, LLC Term Loan Services: Business Interest Rate 12.5% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 2/27/24, Initial Acquisition Date 3/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 693    
Principal [1],[2] 698    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Colonnade Intermediate, LLC Term Loan Services: Business Interest Rate 12.5% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 2/27/24, Initial Acquisition Date 3/2/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 398    
Principal [1],[2],[21] 400    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Critical Nurse Staffing, LLC Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 10.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 10/30/26, Initial Acquisition Date 11/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 584    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   584  
Principal [5],[19],[20],[26]   631  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Critical Nurse Staffing, LLC Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 11.9% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 10/30/26, Initial Acquisition Date 11/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 615    
Principal [1],[2],[21] 625    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Critical Nurse Staffing, LLC Revolver Healthcare & Pharmaceuticals Interest Rate 0.5% Cash Floor 1.00% Maturity 10/30/26, Initial Acquisition Date 11/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] (30)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Critical Nurse Staffing, LLC Revolver Healthcare & Pharmaceuticals Interest Rate 10.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 10/30/26, Initial Acquisition Date 11/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] 575    
Fair Value, Ending Balance [4],[5],[20],[26]   575  
Principal [5],[20],[26]   600  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Critical Nurse Staffing, LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 10.5% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 10/30/26, Initial Acquisition Date 11/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 8,063    
Fair Value, Ending Balance [4],[5],[19],[20]   8,063  
Principal [5],[19],[20]   8,165  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Critical Nurse Staffing, LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 10/30/26, Initial Acquisition Date 11/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 7,961    
Principal [1],[2],[21] 8,082    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Critical Nurse Staffing, LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 11/1/26, Initial Acquisition Date 11/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 3,930    
Principal [1],[2],[21] 3,990    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Datalink, LLC First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 11.5% Cash Reference Rate and Spread L+6.75% Floor 1.00% Maturity 11/23/26, Initial Acquisition Date 12/8/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,724    
Fair Value, Ending Balance [4],[5],[19],[20]   2,724  
Principal [5],[19],[20]   2,744  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Datalink, LLC First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 12.2% Cash Reference Rate and Spread SOFR+6.75% Floor 1.25% Maturity 11/23/26, Initial Acquisition Date 12/8/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,715    
Principal [1],[2],[21] 2,715    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dentive, LLC Delayed Draw Term Loan - First Lien Healthcare & Pharmaceuticals Interest Rate 1.0% Cash Floor 0.75% Maturity 12/26/28, Initial Acquisition Date 12/23/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] (11)    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   (11)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dentive, LLC Delayed Draw Term Loan - First Lien Healthcare & Pharmaceuticals Interest Rate 12.4% Cash Reference Rate and Spread SOFR+7.00% Floor 0.75% Maturity 12/26/28, Initial Acquisition Date 12/23/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 304    
Principal [1],[2],[21],[25] 317    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dentive, LLC First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 11.5% Cash Reference Rate and Spread SOFR+7.00% Floor 0.75% Maturity 12/26/28, Initial Acquisition Date 12/23/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,473    
Fair Value, Ending Balance [4],[5],[19],[20]   1,473  
Principal [5],[19],[20]   1,519  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dentive, LLC First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 12.4% Cash Reference Rate and Spread SOFR+7.00% Floor 0.75% Maturity 12/26/28, Initial Acquisition Date 12/23/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,482    
Principal [1],[2],[21] 1,507    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dentive, LLC Revolver Healthcare & Pharmaceuticals Interest Rate 0.5% Cash Floor 0.75% Maturity 12/23/28, Initial Acquisition Date 12/23/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] (7)    
Fair Value, Ending Balance [4],[5],[20],[26]   (7)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dentive, LLC Revolver Healthcare & Pharmaceuticals Interest Rate 12.4% Cash Reference Rate and Spread SOFR+7.00% Floor 0.75% Maturity 12/23/28, Initial Acquisition Date 12/23/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 44    
Principal [1],[2],[21],[25] 48    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dodge Data & Analytics LLC Term Loan Construction & Building Interest Rate 10.3% Cash Reference Rate and Spread SOFR+4.75% Floor 0.50% Maturity 2/10/29, Initial Acquisition Date 2/10/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,165    
Principal [2],[21] 1,478    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Dodge Data & Analytics LLC Term Loan Construction & Building Interest Rate 9.8% Cash Reference Rate and Spread SOFR+4.75% Floor 0.50% Maturity 2/10/29, Initial Acquisition Date 2/10/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,183    
Fair Value, Ending Balance [4],[19],[20]   1,183  
Principal [19],[20]   1,493  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Drilling Info Holdings, Inc. 2020 Term Loan (First Lien) High Tech Industries Interest Rate 8.9% Cash Reference Rate and Spread L+4.50% Maturity 7/30/25, Initial Acquisition Date 2/13/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 965    
Fair Value, Ending Balance [4],[5],[19],[20]   965  
Principal [5],[19],[20]   973  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Drilling Info Holdings, Inc. Initial Term Loan (First Lien) High Tech Industries Interest Rate 8.6% Cash Reference Rate and Spread L+4.25% Maturity 7/30/25, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 785    
Fair Value, Ending Balance [4],[19],[20]   785  
Principal [19],[20]   814  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans ELO Touch Solutions, Inc. First Lien Term Loan High Tech Industries Interest Rate 10.9% Cash Reference Rate and Spread L+6.50% Maturity 12/14/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,224    
Fair Value, Ending Balance [4],[5],[19],[20]   2,224  
Principal [5],[19],[20]   2,266  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans ELO Touch Solutions, Inc. First Lien Term Loan High Tech Industries Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Maturity 12/14/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,983    
Principal [2],[21] 2,049    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Electro Rent Corporation First Lien Term Loan High Tech Industries Interest Rate 10.3% Cash Reference Rate and Spread SOFR+5.50% Floor 1.00% Maturity 11/1/24, Initial Acquisition Date 11/16/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 982    
Fair Value, Ending Balance [4],[5],[19],[20]   982  
Principal [5],[19],[20]   997  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Florida Food Products, LLC First Lien Term Loan Beverage, Food and Tobacco Interest Rate 10.4% Cash Reference Rate and Spread SOFR+5.00% Floor 0.75% Maturity 10/18/28, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,737    
Principal [2],[21] 1,980    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Florida Food Products, LLC First Lien Term Loan Beverage, Food and Tobacco Interest Rate 9.3% Cash Reference Rate and Spread SOFR+5.00% Floor 0.75% Maturity 10/18/28, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,928    
Fair Value, Ending Balance [4],[5],[19],[20]   1,928  
Principal [5],[19],[20]   2,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Florida Food Products, LLC First Lien Term Loan Beverage, Food and Tobacco Interest Rate 9.4% Cash Reference Rate and Spread L+5.00% Floor 0.75% Maturity 10/6/28, Initial Acquisition Date 3/22/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 4,820    
Fair Value, Ending Balance [4],[5],[19],[20]   4,820  
Principal [5],[19],[20]   4,963  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Florida Food Products, LLC Term Loan Beverage, Food and Tobacco Interest Rate 10.5% Cash Reference Rate and Spread SOFR+5.00% Floor 0.75% Maturity 10/18/28, Initial Acquisition Date 3/22/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 4,311    
Principal [1],[2],[21] 4,913    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Franchise Group, Inc. First Out Term Loan Retail Interest Rate 10.4% Cash Reference Rate and Spread SOFR+4.75% Floor 0.75% Maturity 2/25/26, Initial Acquisition Date 3/18/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [3],[21] 2,350    
Principal [21] 2,900    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Franchise Group, Inc. First Out Term Loan Retail Interest Rate 8.7% Cash Reference Rate and Spread L+4.75% Floor 0.75% Maturity2/25/26, Initial Acquisition Date 3/18/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19] 4,727    
Fair Value, Ending Balance [4],[19]   4,727  
Principal [19]   4,900  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Global Integrated Flooring Systems Inc. First Lien Term Loan Consumer Goods: Durable Interest Rate 12.0% Cash Reference Rate and Spread L+8.25% Floor 1.25% Maturity 2/15/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 3,539    
Fair Value, Ending Balance [4],[5],[20]   3,539  
Principal [5],[20]   6,990  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Global Integrated Flooring Systems Inc. First Lien Term Loan Consumer Goods: Durable Interest Rate 13.8% Cash + 1.0% PIK Reference Rate and Spread SOFR+8.36% Maturity 5/15/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 4,127    
Principal [1],[2] 6,852    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Global Integrated Flooring Systems Inc. Revolver Consumer Goods: Durable Interest Rate 12.5% Cash Reference Rate and Spread L+8.25% Floor 1.25% Maturity 2/15/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] 25    
Fair Value, Ending Balance [4],[5],[20],[26]   25  
Principal [5],[20],[26]   50  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Global Integrated Flooring Systems Inc. Revolver Consumer Goods: Durable Interest Rate 13.7% Cash Reference Rate and Spread SOFR+8.36% Maturity 5/15/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 31    
Principal [1],[2] 51    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Grindr Capital LLC Delayed Draw Term Loan - First Lien Telecommunications Interest Rate 12.5% Cash Reference Rate and Spread SOFR+8.00% Floor 1.50% Maturity 11/14/27, Initial Acquisition Date 11/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19] 1,988    
Fair Value, Ending Balance [4],[5],[19]   1,988  
Principal [5],[19]   2,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Grindr Capital LLC Term Loan Telecommunications Interest Rate 12.8% Cash Reference Rate and Spread L+8.00% Floor 1.50% Maturity 11/14/27, Initial Acquisition Date 6/10/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19] 3,054    
Fair Value, Ending Balance [4],[5],[19]   3,054  
Principal [5],[19]   3,073  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans H-CA II, LLC Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 16.0% Cash Maturity 4/1/24, Initial Acquisition Date 2/16/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 1,854    
Principal [1],[2] 1,854    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans H-CA II, LLC Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 19.0% Cash Maturity 2/16/24, Initial Acquisition Date 2/16/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 2,000    
Fair Value, Ending Balance [4],[5],[20]   2,000  
Principal [5],[20]   2,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans H.W. Lochner, Inc. Revolver Services: Business Interest Rate 10.4% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 7/2/27, Initial Acquisition Date 7/2/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] 1,130    
Fair Value, Ending Balance [4],[5],[20],[26]   1,130  
Principal [5],[20],[26]   1,200  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans H.W. Lochner, Inc. Revolver Services: Business Interest Rate 11.8% Cash Reference Rate and Spread SOFR+6.25% Floor 1.00% Maturity 7/2/27, Initial Acquisition Date 7/2/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] 3,578    
Principal [1],[2],[25] 3,858    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans H.W. Lochner, Inc. Revolver Services: Business Interest Rate 9.6% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 7/2/27, Initial Acquisition Date 7/2/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 4,710    
Fair Value, Ending Balance [4],[5],[20]   4,710  
Principal [5],[20]   5,001  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans H.W. Lochner, Inc. Term Loan Services: Business Interest Rate 11.8% Cash Reference Rate and Spread SOFR+6.25% Floor 1.00% Maturity 7/2/27, Initial Acquisition Date 7/2/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 14,149    
Principal [1],[2],[21] 14,663    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans H.W. Lochner, Inc. Term Loan Services: Business Interest Rate 9.5% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 7/2/27, Initial Acquisition Date 7/2/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 14,146    
Fair Value, Ending Balance [4],[5],[19],[20]   14,146  
Principal [5],[19],[20]   14,813  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans HDC/HW Intermediate Holdings, LLC First Lien Term Loan A High Tech Industries Interest Rate 12.3% Cash + 5.8% PIK Reference Rate and Spread SOFR+7.50% Floor 1.00% Maturity 12/21/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 5,926    
Fair Value, Ending Balance [4],[5],[19],[20]   5,926  
Principal [5],[19],[20]   7,525  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans HDC/HW Intermediate Holdings, LLC First Lien Term Loan A High Tech Industries Interest Rate 12.8% Cash + 2.0% PIK Reference Rate and Spread SOFR+7.50% Floor 1.00% Maturity 12/21/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[22] 4,252    
Principal [1],[2],[21],[22] 7,525    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans HDC/HW Intermediate Holdings, LLC Revolver High Tech Industries Interest Rate 12.3% Cash + 2.0% PIK Reference Rate and Spread SOFR+7.50% Floor 1.00% Maturity 12/21/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 609    
Fair Value, Ending Balance [4],[5],[19],[20]   609  
Principal [5],[19],[20]   773  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans HDC/HW Intermediate Holdings, LLC Revolver High Tech Industries Interest Rate 12.8% Cash + 2.0% PIK Reference Rate and Spread SOFR+7.50% Floor 1.00% Maturity 12/21/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[22] 437    
Principal [1],[2],[21],[22] 773    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Help Systems Holdings, Inc. First Lien Term Loan High Tech Industries Interest Rate 8.2% Cash Reference Rate and Spread SOFR+4.00% Floor 0.75% Maturity 11/19/26, Initial Acquisition Date 11/17/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,804    
Fair Value, Ending Balance [4],[19],[20]   1,804  
Principal [19],[20]   1,995  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Help Systems Holdings, LLC First Lien Term Loan High Tech Industries Interest Rate 9.5% Cash Reference Rate and Spread SOFR+4.00% Floor 0.75% Maturity 11/19/26, Initial Acquisition Date 11/17/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,876    
Principal [2],[21] 1,974    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Hollander Intermediate LLC First Lien Term Loan Consumer Goods: Durable Interest Rate 13.2% Cash Reference Rate and Spread SOFR+8.75% Floor 2.00% Maturity 9/19/26, Initial Acquisition Date 9/19/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 5,502    
Fair Value, Ending Balance [4],[5],[19],[20]   5,502  
Principal [5],[19],[20]   5,709  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Hollander Intermediate LLC First Lien Term Loan Consumer Goods: Durable Interest Rate 14.2% Cash Reference Rate and Spread SOFR+8.75% Floor 2.00% Maturity 9/19/26, Initial Acquisition Date 9/19/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 5,260    
Principal [1],[2],[21] 5,508    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans IDC Infusion Services Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 1.0% Cash Floor 1.00% Maturity 7/7/28, Initial Acquisition Date 7/20/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] (17)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans IDC Infusion Services Term Loan Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 0.50% Maturity 7/7/28, Initial Acquisition Date 7/20/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,880    
Principal [1],[2],[21] 2,928    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Intermedia Holdings, Inc. First Lien Term Loan B High Tech Industries Interest Rate 10.4% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 7/21/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 2,040    
Fair Value, Ending Balance [4],[19],[20]   2,040  
Principal [19],[20]   2,640  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Intermedia Holdings, Inc. First Lien Term Loan B High Tech Industries Interest Rate 11.5% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 7/21/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 2,531    
Principal [2],[21] 2,613    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Ivanti Software, Inc. First Lien Term Loan High Tech Industries Interest Rate 9.0% Cash Reference Rate and Spread L+4.25% Floor 0.75% Maturity 12/1/27, Initial Acquisition Date 10/12/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 794    
Fair Value, Ending Balance [4],[19],[20]   794  
Principal [19],[20]   997  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Ivanti Software, Inc. First Lien Term Loan High Tech Industries Interest Rate 9.9% Cash Reference Rate and Spread SOFR+4.25% Floor 0.75% Maturity 12/1/27, Initial Acquisition Date 10/12/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 940    
Principal [2],[21] 987    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans JO ET Holdings Limited Term Loan Telecommunications Interest Rate 10.5% Cash + 7.0% PIK Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 12/15/26, Initial Acquisition Date 12/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[6] 2,098    
Fair Value, Ending Balance [4],[5],[6]   2,098  
Principal [5],[6]   2,125  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans JO ET Holdings Limited Term Loan Telecommunications Interest Rate 11.4% Cash + 7.0% PIK Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 12/15/26, Initial Acquisition Date 12/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[3],[7] 2,254    
Principal [1],[7] 2,260    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Keg Logistics LLC Revolver Services: Business Interest Rate 10.3% Cash Reference Rate and Spread EURIBOR+6.00% Floor 1.00% Maturity 11/23/27, Initial Acquisition Date 11/23/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] 406    
Fair Value, Ending Balance [4],[5],[20],[26]   406  
Principal [5],[20],[26]   436  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Keg Logistics LLC Revolver Services: Business Interest Rate 11.5% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 11/23/27, Initial Acquisition Date 11/23/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 842    
Principal [1],[2] 872    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Keg Logistics LLC Term Loan Services: Business Interest Rate 10.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 11/23/27, Initial Acquisition Date 11/23/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 11,697    
Fair Value, Ending Balance [4],[5],[19],[20]   11,697  
Principal [5],[19],[20]   12,122  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Keg Logistics LLC Term Loan Services: Business Interest Rate 11.5% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 11/23/27, Initial Acquisition Date 11/23/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 11,579    
Principal [1],[2],[21] 11,999    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Lifescan Global Corporation First Lien Term Loan A Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 12/31/26, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,792    
Principal [2],[21] 2,381    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Lifescan Global Corporation First Lien Term Loan A Healthcare & Pharmaceuticals Interest Rate 9.7% Cash Reference Rate and Spread L+6.00% Maturity10/1/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,969    
Fair Value, Ending Balance [4],[19],[20]   1,969  
Principal [19],[20]   2,707  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Lucky Bucks Holdings LLC Term Loan Hotel, Gaming & Leisure Interest Rate 12.5% PIK Maturity 5/29/28, Initial Acquisition Date 1/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 4,000    
Fair Value, Ending Balance [4],[5],[20]   4,000  
Principal [5],[20]   5,653  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Lucky Bucks, LLC Term Loan Hotel, Gaming & Leisure Interest Rate 10.4% Cash Reference Rate and Spread L+5.50% Floor 0.75% Maturity 7/21/27, Initial Acquisition Date 7/20/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 2,799    
Fair Value, Ending Balance [4],[19],[20]   2,799  
Principal [19],[20]   4,750  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Lucky Bucks, LLC Term Loan Hotel, Gaming & Leisure Interest Rate 13.0% Cash Reference Rate and Spread SOFR+7.65% Floor 1.00% Maturity 10/2/28, Initial Acquisition Date 10/2/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 473    
Principal [1],[2],[21] 469    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Lucky Bucks, LLC Term Loan Hotel, Gaming & Leisure Interest Rate 13.0% Cash Reference Rate and Spread SOFR+7.65% Floor 1.00% Maturity 10/2/29, Initial Acquisition Date 10/2/2023      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 853    
Principal [1],[2],[21] 892    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Luminii LLC First Lien Term Loan B Construction & Building Interest Rate 12.7% Cash Reference Rate and Spread SOFR+7.25% Floor 1.00% Maturity 4/11/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 5,933    
Principal [1],[2],[21] 5,933    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Luminii LLC First Lien Term Loan B Loan Construction & Building Interest Rate 10.0% Cash Reference Rate and Spread L+6.25% Floor 1.00% Maturity 4/11/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,835    
Fair Value, Ending Balance [4],[5],[19],[20]   6,835  
Principal [5],[19],[20]   6,990  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Luminii LLC Revolver Construction & Building Interest Rate 10.0% Cash Reference Rate and Spread L+6.25% Floor 1.00% Maturity 4/11/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 332    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   332  
Principal [5],[19],[20],[26]   343  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Luminii LLC Revolver Construction & Building Interest Rate 12.7% Cash Reference Rate and Spread SOFR+7.35% Floor 1.00% Maturity 4/11/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 343    
Principal [1],[2],[21],[25] 343    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans MAG DS Corp. First Lien Term Loan Aerospace and Defense Interest Rate 10.2% Cash Reference Rate and Spread L+5.50% Floor 1.00% Maturity 4/1/27, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 3,361    
Fair Value, Ending Balance [4],[5],[19],[20]   3,361  
Principal [5],[19],[20]   3,704  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans MAG DS Corp. First Lien Term Loan Aerospace and Defense Interest Rate 11.0% Cash Reference Rate and Spread SOFR+5.50% Floor 1.00% Maturity 4/1/27, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 3,520    
Principal [2],[21] 3,664    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans MSM Acquisitions, Inc. Delayed Draw Term Loan Services Business Interest Rate 10.8% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 6/9/26, Initial Acquisition Date 1/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,810    
Fair Value, Ending Balance [4],[5],[19],[20]   2,810  
Principal [5],[19],[20]   2,886  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans MSM Acquisitions, Inc. Delayed Draw Term Loan Services: Business Interest Rate 11.5% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 12/9/26, Initial Acquisition Date 1/1/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,774    
Principal [1],[2],[21] 2,893    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans MSM Acquisitions, Inc. First Lien Term Loan Services Business Interest Rate 10.8% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 12/9/26, Initial Acquisition Date 12/31/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,737    
Fair Value, Ending Balance [4],[5],[19],[20]   6,737  
Principal [5],[19],[20]   6,918  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans MSM Acquisitions, Inc. First Lien Term Loan Services: Business Interest Rate 11.5% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 12/9/26, Initial Acquisition Date 12/31/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 6,649    
Principal [1],[2],[21] 6,935    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Marble Point Credit Management LLC Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 10.8% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 8/11/28, Initial Acquisition Date 8/11/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19] 5,504    
Fair Value, Ending Balance [4],[5],[19]   5,504  
Principal [5],[19]   5,504  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Maxor National Pharmacy Services, LLC Revolver Healthcare & Pharmaceuticals Interest Rate 0.5% Cash Floor 1.00% Maturity 12/6/26, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] (2)    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   (2)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Maxor National Pharmacy Services, LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 10.0% Cash Reference Rate and Spread L+5.25% Floor 1.00% Maturity 12/6/27, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 7,987    
Fair Value, Ending Balance [4],[5],[19],[20]   7,987  
Principal [5],[19],[20]   8,008  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Mobex Global U.S., Inc. First Lien Term Loan A Automotive Interest Rate 7.7% Cash + 3.3% PIK Reference Rate and Spread L+3.25% Floor 1.00% Maturity 9/28/24, Initial Acquisition Date 2/4/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 163    
Fair Value, Ending Balance [4],[5],[19],[20]   163  
Principal [5],[19],[20]   182  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Mobex Global U.S., Inc. First Lien Term Loan Automotive Interest Rate 7.0% Cash + 3.6% PIK Reference Rate and Spread L+3.25% Floor 1.00% Maturity 9/28/24, Initial Acquisition Date 2/4/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 5,609    
Fair Value, Ending Balance [4],[5],[19],[20]   5,609  
Principal [5],[19],[20]   6,267  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Mobex Global U.S., Inc. First Lien Term Loan Automotive Interest Rate 8.0% Cash + 3.3% PIK Reference Rate and Spread L+3.25% Floor 1.00% Maturity 9/28/24, Initial Acquisition Date 2/4/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 373    
Fair Value, Ending Balance [4],[5],[19],[20]   373  
Principal [5],[19],[20]   417  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Mobex Global U.S., Inc. First Lien Term Loan B Automotive Interest Rate 8.0% Cash + 3.3% PIK Reference Rate and Spread L+3.25% Floor 1.00% Maturity 9/28/24, Initial Acquisition Date 1/20/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 161    
Fair Value, Ending Balance [4],[5],[19],[20]   161  
Principal [5],[19],[20]   180  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Money Transfer Acquisition, Inc. First Lien Term Loan Finance Interest Rate 12.7% Cash Reference Rate and Spread SOFR+8.25% Floor 1.00% Maturity 12/14/27, Initial Acquisition Date 12/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 9,800    
Fair Value, Ending Balance [4],[5],[19],[20]   9,800  
Principal [5],[19],[20]   10,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Money Transfer Acquisition, Inc. First Lien Term Loan Finance Interest Rate 13.7% Cash Reference Rate and Spread SOFR+8.25% Floor 1.00% Maturity 12/14/27, Initial Acquisition Date 12/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 9,506    
Principal [1],[2],[21] 9,750    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Morae Global Corporation Revolver IT Consulting & Other Services Interest Rate 0.5% Cash Floor 2.00% Maturity 10/26/26, Initial Acquisition Date 10/26/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] (10)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Morae Global Corporation Term Loan IT Consulting & Other Services Interest Rate 13.5% Cash Reference Rate and Spread SOFR+8.00% Floor 2.00% Maturity 10/26/26, Initial Acquisition Date 10/26/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,169    
Principal [1],[2],[21] 2,277    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Mothers Market & Kitchen, Inc. First Lien Term Loan Healthcare & Pharmaceuticals Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 1.25% Maturity 7/26/2023, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 5,202    
Fair Value, Ending Balance [4],[5],[19],[20]   5,202  
Principal [5],[19],[20]   5,326  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Naviga Inc Delayed Draw Term Loan Services Business Interest Rate 11.7% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 12/29/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 441    
Fair Value, Ending Balance [4],[5],[19],[20]   441  
Principal [5],[19],[20]   453  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Naviga Inc Delayed Draw Term Loan Services Business Interest Rate 11.7% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 12/29/23, Initial Acquisition Date 3/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 728    
Fair Value, Ending Balance [4],[5],[20]   728  
Principal [5],[20]   748  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Naviga Inc First Lien Term Loan Services Business Interest Rate 11.7% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 12/29/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 4,820    
Fair Value, Ending Balance [4],[5],[19],[20]   4,820  
Principal [5],[19],[20]   4,949  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Naviga Inc Revolver Services Business Interest Rate 11.4% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 12/29/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 372    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   372  
Principal [5],[19],[20],[26]   384  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Naviga Inc Revolver Services Business Interest Rate 13.5% Cash Reference Rate and Spread PRIME+6.00% Floor 1.00% Maturity 12/29/23, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 218    
Fair Value, Ending Balance [4],[5],[19],[20]   218  
Principal [5],[19],[20]   225  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Naviga Inc Term Loan Services Business Interest Rate 11.7% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 12/29/23, Initial Acquisition Date 3/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 686    
Fair Value, Ending Balance [4],[5],[20]   686  
Principal [5],[20]   705  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Naviga Inc Term Loan Services Business Interest Rate 11.7% Cash Reference Rate and Spread SOFR+7.00% Floor 1.00% Maturity 12/29/23, Initial Acquisition Date 3/2/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 394    
Fair Value, Ending Balance [4],[5],[19],[20]   394  
Principal [5],[19],[20]   404  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Neptune BidCo US Inc. First Lien Term Loan Media: Broadcasting & Subscription Interest Rate 10.5% Cash Reference Rate and Spread SOFR+5.00% Floor 0.50% Maturity 4/11/29, Initial Acquisition Date 11/22/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 2,279    
Principal [2],[21] 2,488    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4] 418,722    
Fair Value, Ending Balance 340,159 [3] 418,722 [4]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Netwrix Corporation Delayed Draw Term Loan - First Lien High Tech Industries Interest Rate 0.1% Cash Floor 0.75% Maturity 6/9/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] (22)    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   (22)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Netwrix Corporation Delayed Draw Term Loan - First Lien High Tech Industries Interest Rate 1.0% Cash Floor 0.75% Maturity 6/9/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] (3)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Netwrix Corporation First Lien Term Loan High Tech Industries Interest Rate 10.4% Cash Reference Rate and Spread SOFR+5.00% Maturity 6/9/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 3,367    
Principal [1],[2],[21] 3,379    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Netwrix Corporation First Lien Term Loan High Tech Industries Interest Rate 9.7% Cash Reference Rate and Spread SOFR+5.00% Floor 0.75% Maturity 6/9/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 3,264    
Fair Value, Ending Balance [4],[5],[19],[20]   3,264  
Principal [5],[19],[20]   3,335  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Netwrix Corporation Revolver High Tech Industries Interest Rate 0.3% Cash Floor 0.75% Maturity 6/9/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] (4)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Netwrix Corporation Revolver High Tech Industries Interest Rate 0.5% Cash Floor 0.75% Maturity 6/9/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] (24)    
Fair Value, Ending Balance [4],[5],[20],[26]   (24)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Northeast Metal Works LLC Term Loan -Metals & Mining Interest Rate 8.0% Cash Maturity 4/5/28, Initial Acquisition Date 1/27/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[27] 3,560    
Principal [1],[2],[27] 4,500    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Northeast Metal Works LLC Term Loan Metals & Mining Interest Rate 8.0% Cash + 2.0% PIK Maturity 4/28/23, Initial Acquisition Date 1/27/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23] 13,445    
Fair Value, Ending Balance [4],[5],[20],[23]   13,445  
Principal [5],[20],[23]   14,551  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans One Stop Mailing LLC First Lien Term Loan Transportation Consumer Interest Rate 10.6% Cash Reference Rate and Spread L+6.25% Floor 1.00% Maturity 4/29/27, Initial Acquisition Date 5/7/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 7,335    
Fair Value, Ending Balance [4],[5],[19],[20]   7,335  
Principal [5],[19],[20]   7,766  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans One Stop Mailing LLC First Lien Term LoanTransportation: Consumer Interest Rate 11.7% Cash Reference Rate and Spread SOFR+6.25% Floor 1.00% Maturity 4/9/27, Initial Acquisition Date 5/7/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 7,409    
Principal [1],[2],[21] 7,550    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Orbit Purchaser LLC Delayed Draw Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 9.2% Cash Reference Rate and Spread L+4.50% Floor 1.00% Maturity 10/21/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 724    
Fair Value, Ending Balance [4],[5],[19],[20]   724  
Principal [5],[19],[20]   730  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Orbit Purchaser LLC First Lien Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 9.2% Cash Reference Rate and Spread L+4.50% Floor 1.00% Maturity 10/19/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,477    
Fair Value, Ending Balance [4],[5],[19],[20]   2,477  
Principal [5],[19],[20]   2,496  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Orbit Purchaser LLC Incremental First Lien Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 9.2% Cash Reference Rate and Spread L+4.50% Floor 1.00% Maturity 10/21/24, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,497    
Fair Value, Ending Balance [4],[5],[19],[20]   1,497  
Principal [5],[19],[20]   1,509  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans PVHC Holding Corp Initial Term Loan Containers, Packaging and Glass Interest Rate 9.5% Cash Reference Rate and Spread L+4.75% Floor 1.00% Maturity 8/3/24, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,655    
Fair Value, Ending Balance [4],[5],[19],[20]   2,655  
Principal [5],[19],[20]   2,758  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans PVHC Holding Corp Term Loan Containers, Packaging and Glass Interest Rate 11.0% Cash + 0.8% PIK Reference Rate and Spread SOFR+5.55% Floor 2.50% Maturity 2/17/27, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,665    
Principal [1],[2],[21] 2,736    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans PhyNet Dermatology LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 1.0% Cash Floor 1.00% Maturity 10/20/29, Initial Acquisition Date 5/10/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] (7)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans PhyNet Dermatology LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 12.0% Cash Reference Rate and Spread SOFR+6.50% Floor 1.00% Maturity 10/20/29, Initial Acquisition Date 5/10/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,294    
Principal [1],[2],[21] 1,307    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Pomeroy Technologies, LLC Senior Term Loan A High Tech Industries Interest Rate 5.0% PIK Maturity 4/4/26, Initial Acquisition Date 5/29/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 1,051    
Fair Value, Ending Balance 1,007 [1],[2],[3] 1,051 [4],[5],[20]  
Principal 1,706 [1],[2] 1,623 [5],[20]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Pomeroy Technologies, LLC Senior Term Loan B High Tech Industries Interest Rate 7.0% PIK Maturity 4/4/26, Initial Acquisition Date 5/29/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[28] 193    
Fair Value, Ending Balance 193 [1],[2],[3],[22] 193 [4],[5],[20],[28]  
Principal 1,593 [1],[2],[22] 1,485 [5],[20],[28]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Pomeroy Technologies, LLC Super Senior Term Loan B High Tech Industries Interest Rate 9.0% PIK Maturity 4/4/26, Initial Acquisition Date 5/29/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 1,078    
Fair Value, Ending Balance 1,170 [1],[2],[3] 1,078 [4],[5],[20]  
Principal 1,261 [1],[2] 1,152 [5],[20]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Pomeroy Technologies, LLC Term Loan High Tech Industries Interest Rate 10.0% PIK Maturity 4/4/26, Initial Acquisition Date 4/4/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 35    
Fair Value, Ending Balance 36 [1],[2],[3] 35 [4],[5],[20]  
Principal 60 [1],[2] 55 [5],[20]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Pomeroy Technologies, LLC Term Loan High Tech Industries Interest Rate 10.0% PIK Maturity 4/4/26, Initial Acquisition Date 5/3/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 363    
Fair Value, Ending Balance 398 [1],[2],[3] 363 [4],[5],[20]  
Principal 422 [1],[2] 382 [5],[20]  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Premier Imaging, LLC Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 10.1% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 1/2/25, Initial Acquisition Date 12/30/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 525    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   525  
Principal [5],[19],[20],[26]   554  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Premier Imaging, LLC Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 11.6% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 1/2/25, Initial Acquisition Date 12/30/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 527    
Principal [1],[2],[21] 548    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Premier Imaging, LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 10.1% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 1/2/25, Initial Acquisition Date 12/30/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 2,012    
Fair Value, Ending Balance [4],[5],[19],[20]   2,012  
Principal [5],[19],[20]   2,043  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Premier Imaging, LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 11.6% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 1/2/25, Initial Acquisition Date 12/30/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,944    
Principal [1],[2],[21] 2,022    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Priority Holdings, LLC First Lien Term Loan High Tech Industries Interest Rate 10.5% Cash Reference Rate and Spread L+5.75% Floor 1.00% Maturity 4/22/27, Initial Acquisition Date 4/21/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 7,421    
Fair Value, Ending Balance [4],[5],[19],[20]   7,421  
Principal [5],[19],[20]   7,504  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Priority Holdings, LLC First Lien Term Loan High Tech Industries Interest Rate 11.2% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 4/22/27, Initial Acquisition Date 4/21/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 5,591    
Principal [1],[2],[21] 5,612    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Project Castle, Inc First Lien Term Loan Transportation: Cargo Interest Rate 10.1% Cash Reference Rate and Spread SOFR+5.50% Floor 0.50% Maturity 6/8/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,943    
Fair Value, Ending Balance [4],[5],[19],[20]   6,943  
Principal [5],[19],[20]   7,980  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Project Castle, Inc. First Lien Term Loan Transportation: Cargo Interest Rate 10.9% Cash Reference Rate and Spread SOFR+5.50% Floor 0.50% Maturity 6/8/29, Initial Acquisition Date 6/9/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 7,018    
Principal [1],[2],[21] 7,900    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Project Leopard Holdings, Inc First Lien Term Loan High Tech Industries Interest Rate 9.8% Cash Reference Rate and Spread SOFR+5.25% Floor 0.50% Maturity 6/15/29, Initial Acquisition Date 6/15/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 7,326    
Fair Value, Ending Balance [4],[19],[20]   7,326  
Principal [19],[20]   8,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Project Leopard Holdings, Inc. Term Loan High Tech Industries Interest Rate 10.7% Cash Reference Rate and Spread SOFR+5.25% Floor 0.50% Maturity 7/20/29, Initial Acquisition Date 6/15/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 7,201    
Principal [2],[21] 7,920    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Qualtek LLC Term Loan High Tech Industries Interest Rate 6.4% Cash + 9.0% PIK Reference Rate and Spread SOFR+1.00% Floor 1.00% Maturity 7/14/25, Initial Acquisition Date 7/14/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3] 4,209    
Principal [2] 4,373    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Qualtek USA, LLC First Lien Term Loan High Tech Industries Interest Rate 10.7% Cash Reference Rate and Spread L+6.25% Floor 1.00% Maturity 7/18/25, Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19] 3,551    
Fair Value, Ending Balance [4],[19]   3,551  
Principal [19]   5,360  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Radiology Partners, Inc Term B Loan (First Lien) Healthcare & Pharmaceuticals Interest Rate 10.2% Cash Reference Rate and Spread SOFR+4.25% Maturity 7/9/25, Initial Acquisition Date 1/26/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 5,654    
Principal [2],[21] 6,966    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Radiology Partners, Inc Term B Loan (First Lien) Healthcare & Pharmaceuticals Interest Rate 8.6% Cash Reference Rate and Spread L+4.25% Maturity 7/9/25, Initial Acquisition Date 1/26/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 5,908    
Fair Value, Ending Balance [4],[19],[20]   5,908  
Principal [19],[20]   7,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Radius Aerospace, Inc. Initial Term Loan Aerospace and Defense Interest Rate 10.5% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 3/29/25, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,033    
Fair Value, Ending Balance [4],[5],[19],[20]   6,033  
Principal [5],[19],[20]   6,148  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Radius Aerospace, Inc. Initial Term Loan Aerospace and Defense Interest Rate 11.3% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 3/29/25, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 6,064    
Principal [1],[2],[21] 6,131    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Reception Purchaser, LLC First Lien Term Loan Transportation: Cargo Interest Rate 10.3% Cash Reference Rate and Spread SOFR+6.00% Floor 0.75% Maturity 3/24/28, Initial Acquisition Date 4/28/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 4,400    
Fair Value, Ending Balance [4],[5],[19],[20]   4,400  
Principal [5],[19],[20]   4,484  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Reception Purchaser, LLC First Lien Term Loan Transportation: Cargo Interest Rate 11.5% Cash Reference Rate and Spread SOFR+6.00% Floor 0.75% Maturity 3/24/28, Initial Acquisition Date 4/28/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 3,285    
Principal [2],[21] 4,439    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Securus Technologies Holdings, Inc Term Loan Telecommunications Interest Rate 9.2% Cash Reference Rate and Spread L+4.50% Floor 1.00% Maturity 11/1/24, Initial Acquisition Date 3/21/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4] 747    
Fair Value, Ending Balance [4]   747  
Principal   990  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans South Street Securities Holdings, Inc Senior Notes Banking, Finance, Insurance & Real Estate Interest Rate 9.0% Cash Maturity 9/20/27, Initial Acquisition Date 9/20/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20] 2,603    
Fair Value, Ending Balance 2,528 [1],[2],[3] 2,603 [4],[5],[20]  
Principal [5],[20]   3,150  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Sundance Holdings Group, LLC Term Loan Retail Interest Rate 10.7% Cash Reference Rate and Spread L+6.00% Floor 1.00% Maturity 5/1/24, Initial Acquisition Date 10/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 6,144    
Fair Value, Ending Balance [4],[5],[19],[20]   6,144  
Principal [5],[19],[20]   6,237  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Sundance Holdings Group, LLC Term Loan Retail Interest Rate 13.5% Cash + 9.5% PIK Reference Rate and Spread SOFR+8.00% Floor 1.00% Maturity 5/1/24, Initial Acquisition Date 10/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 6,313    
Principal [1],[2],[21] 6,528    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Surge Hippodrome Holdings LLC Last Out Term Loan Services: Business Interest Rate 15.4% Cash Reference Rate and Spread SOFR+11.04% Floor 2.00% Maturity 8/1/24, Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23] 5,165    
Fair Value, Ending Balance [4],[5],[20],[23]   5,165  
Principal [5],[20],[23]   5,460  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Symplr Software, Inc. Term Loan Healthcare & Pharmaceuticals Interest Rate 10.0% Cash Reference Rate and Spread SOFR+4.50% Floor 0.75% Maturity 12/22/27, Initial Acquisition Date 2/2/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [2],[3],[21] 1,502    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Symplr Software, Inc. Term Loan Healthcare & Pharmaceuticals Interest Rate 8.7% Cash Reference Rate and Spread SOFR+4.50% Floor 0.75% Maturity 12/22/27, Initial Acquisition Date 2/2/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,417    
Fair Value, Ending Balance [4],[19],[20]   1,417  
Principal [19],[20]   1,687  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Synamedia Americas Holdings, Inc. Term Loan Interactive Media & Services Interest Rate 13.1% Cash Reference Rate and Spread SOFR+7.75% Floor 1.00% Maturity 12/5/28, Initial Acquisition Date 12/5/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 2,662    
Principal [1],[2],[21] 2,759    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TA/WEG Holdings, LLC Delayed Draw Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 10.0% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 10/2/27, Initial Acquisition Date 10/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 7,883    
Fair Value, Ending Balance [4],[5],[19],[20]   7,883  
Principal [5],[19],[20]   7,953  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TA/WEG Holdings, LLC Delayed Draw Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 10.4% Cash Reference Rate and Spread SOFR+6.00% Floor 1.00% Maturity 10/2/27, Initial Acquisition Date 5/2/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 2,322    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   2,322  
Principal [5],[19],[20],[26]   2,366  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TA/WEG Holdings, LLC Delayed Draw Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 10.9% Cash Reference Rate and Spread SOFR+5.50% Floor 1.00% Maturity 10/2/27, Initial Acquisition Date 10/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 7,873    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TA/WEG Holdings, LLC Delayed Draw Term Loan Banking, Finance, Insurance & Real Estate Interest Rate 11.2% Cash Reference Rate and Spread SOFR+5.75% Floor 1.00% Maturity 10/2/27, Initial Acquisition Date 5/2/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 4,219    
Principal [1],[2],[21],[25] 4,219    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TA/WEG Holdings, LLC Revolver Banking, Finance, Insurance & Real Estate Interest Rate 0.5% Cash Floor 1.00% Maturity 10/2/27, Initial Acquisition Date 5/2/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[26] (7)    
Fair Value, Ending Balance [4],[5],[20],[26]   (7)  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TLE Holdings, LLC Delayed Draw Term Loan Healthcare, Education and Childcare Interest Rate 11.0% Cash Reference Rate and Spread SOFR+5.50% Floor 1.00% Maturity 6/28/24, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[25] 718    
Principal [1],[2],[21],[25] 722    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TLE Holdings, LLC Delayed Draw Term Loan Healthcare, Education and Childcare Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 1.00% Maturity 6/28/24, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20],[26] 722    
Fair Value, Ending Balance [4],[5],[19],[20],[26]   722  
Principal [5],[19],[20],[26]   728  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TLE Holdings, LLC Initial Term Loan Healthcare, Education and Childcare Interest Rate 11.0% Cash Reference Rate and Spread SOFR+5.50% Floor 1.00% Maturity 6/28/24, Initial Acquisition Date 12/8/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 5,444    
Principal [1],[2],[21] 5,458    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TLE Holdings, LLC Initial Term Loan Healthcare, Education and Childcare Interest Rate 9.9% Cash Reference Rate and Spread L+5.50% Floor 1.00% Maturity 6/28/24, Initial Acquisition Date 12/8/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 5,474    
Fair Value, Ending Balance [4],[5],[19],[20]   5,474  
Principal [5],[19],[20]   5,516  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Tactical Air Support, Inc. Term Loan Aerospace and Defense Interest Rate 14.0% Cash Reference Rate and Spread SOFR+8.50% Floor 1.00% Maturity 12/22/28, Initial Acquisition Date 12/22/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,671    
Principal [1],[2],[21] 1,714    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans TronAir Parent Inc. Initial Term Loan (First Lien) Aerospace and Defense Interest Rate 10.8% Cash Reference Rate and Spread L+6.25% Floor 1.00% Maturity 9/8/23, Initial Acquisition Date 12/23/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 858    
Fair Value, Ending Balance [4],[5],[19],[20]   858  
Principal [5],[19],[20]   903  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans VBC Spine Opco LLC Delayed Draw Term Loan Healthcare & Pharmaceuticals Interest Rate 1.0% Cash Floor 2.00% Maturity 6/14/28, Initial Acquisition Date 6/14/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] (24)    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans VBC Spine Opco LLC Revolver Healthcare & Pharmaceuticals Interest Rate 13.5% Cash Reference Rate and Spread SOFR+8.00% Floor 2.00% Maturity 6/14/28, Initial Acquisition Date 6/14/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25] 124    
Principal [1],[2],[25] 129    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans VBC Spine Opco LLC Term Loan Healthcare & Pharmaceuticals Interest Rate 13.5% Cash Reference Rate and Spread SOFR+8.00% Floor 2.00% Maturity 6/14/28, Initial Acquisition Date 6/14/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 3,456    
Principal [1],[2],[21] 3,500    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Wework Companies LLC First Lien Term Loan - Last Out Lender Banking, Finance, Insurance & Real Estate Interest Rate 9.6% Cash Reference Rate and Spread SOFR+6.50% Floor 0.75% Maturity 11/30/23, Initial Acquisition Date 6/30/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19] 6,928    
Fair Value, Ending Balance [4],[5],[19]   6,928  
Principal [5],[19]   7,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Wonder Love, Inc. Term Loan Media: Diversified & Production Interest Rate 10.4% Cash Reference Rate and Spread SOFR+5.00% Floor 1.00% Maturity 11/18/24, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,124    
Principal [1],[2],[21] 1,125    
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured Loans Wonder Love, Inc. Term Loan Media: Diversified & Production Interest Rate 9.7% Cash Reference Rate and Spread L+5.00% Floor 1.00% Maturity 11/18/24, Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[19],[20] 1,950    
Fair Value, Ending Balance [4],[5],[19],[20]   1,950  
Principal [5],[19],[20]   1,950  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Secured LoansNeptune BidCo US Inc. First Lien Term Loan Media: Broadcasting & Subscription Interest Rate 8.8% Cash Reference Rate and Spread SOFR+5.00% Floor 0.50% Maturity 4/11/29, Initial Acquisition Date 11/22/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[19],[20] 1,793    
Fair Value, Ending Balance [4],[19],[20]   1,793  
Principal [19],[20]   2,000  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Unsecured Bond Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4] 43    
Fair Value, Ending Balance [4]   43  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Unsecured Bond Tank Partners Equipment Holdings LLC 10.00% - 02/2022 - Tank Convert Energy: Oil & Gas Interest Rate 10.0% PIK Maturity 2/15/22, Initial Acquisition Date 2/15/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[28],[29] 43    
Fair Value, Ending Balance [4],[5],[20],[28],[29]   43  
Investment, Identifier [Axis]: Debt Securities Portfolio Senior Unsecured Bond Tank Partners Equipment Holdings LLC 10.00% - 02/2022 -TankConvert Energy Oil & Gas Interest Rate 10.0% PIK Maturity 2/15/22, Initial Acquisition Date 2/15/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[22],[24] 43    
Principal [1],[2],[22],[24] 511    
Investment, Identifier [Axis]: Equity Securities Portfolio 4L Ultimate Topco Corporation Common Services: Business Initial Acquisition Date 5/29/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 29    
Fair Value, Ending Balance 29 [1],[2],[3],[31] 29 [4],[5],[20],[30]  
Investment, Identifier [Axis]: Equity Securities Portfolio AAPC Holdings, LLC Equity Healthcare & Pharmaceuticals Initial Acquisition Date 5/18/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[31],[32] 493    
Investment, Identifier [Axis]: Equity Securities Portfolio AAPC Holdings, LLC Equity Services: Consumer Initial Acquisition Date 5/18/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30],[33] 280    
Fair Value, Ending Balance [4],[5],[20],[30],[33]   280  
Investment, Identifier [Axis]: Equity Securities Portfolio AAPC Holdings, LLC Preferred Equity Healthcare & Pharmaceuticals Interest Rate 18.0% Cash Initial Acquisition Date 5/18/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[33] 168    
Fair Value, Ending Balance [4],[5],[20],[33]   168  
Investment, Identifier [Axis]: Equity Securities Portfolio AAPC Holdings, LLC Preferred Equity Healthcare & Pharmaceuticals Interest Rate 18.0% PIK Initial Acquisition Date 5/18/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[32] 195    
Investment, Identifier [Axis]: Equity Securities Portfolio ATP Oil & Gas Corporation Limited Term Royalty Interest Energy Oil & Gas Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[34] 57    
Investment, Identifier [Axis]: Equity Securities Portfolio ATP Oil & Gas Corporation Limited Term Royalty Interest Energy: Oil & Gas Initial Acquisition Date 12/18/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[35] 1,013    
Fair Value, Ending Balance [4],[5],[20],[35]   1,013  
Investment, Identifier [Axis]: Equity Securities Portfolio Advantage Capital Holdings LLC Class A Membership Units Banking, Finance, Insurance & Real Estate Initial Acquisition Date 3/31/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30],[33],[36] 1,645    
Fair Value, Ending Balance 2,128 [1],[2],[3],[31],[32],[37] 1,645 [4],[5],[20],[30],[33],[36]  
Investment, Identifier [Axis]: Equity Securities Portfolio Advantage Capital Holdings LLC Class A Membership Units Banking, Finance, Insurance & Real Estate Initial Acquisition Date 4/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30],[33] 650    
Fair Value, Ending Balance 700 [1],[2],[3],[31],[32] 650 [4],[5],[20],[30],[33]  
Investment, Identifier [Axis]: Equity Securities Portfolio Advantage Capital Holdings LLC Preferred Equity Banking, Finance, Insurance & Real Estate Interest Rate 12.5% PIK Initial Acquisition Date 4/14/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[33] 2,355    
Fair Value, Ending Balance 2,733 [1],[2],[3],[32] 2,355 [4],[5],[20],[33]  
Investment, Identifier [Axis]: Equity Securities Portfolio Anthem Sports & Entertainment Inc. Warrant Class A Media: Broadcasting & Subscription Initial Acquisition Date 9/9/19      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 106    
Fair Value, Ending Balance [4],[5],[20],[30]   106  
Investment, Identifier [Axis]: Equity Securities Portfolio Anthem Sports & Entertainment Inc. Warrants 2 Media: Broadcasting & Subscription Initial Acquisition Date 11/15/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 99    
Fair Value, Ending Balance [4],[5],[20],[30]   99  
Investment, Identifier [Axis]: Equity Securities Portfolio Aperture Dodge 18 LLC Equity Banking, Finance, Insurance & Real Estate Initial Acquisition Date 4/22/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 3,050    
Fair Value, Ending Balance 3,237 [1],[2],[3],[31] 3,050 [4],[5],[20],[30]  
Investment, Identifier [Axis]: Equity Securities Portfolio BMP Slappey Holdco, LLC Preferred Stock Telecommunications Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23],[30],[38] 464    
Fair Value, Ending Balance 553 [1],[2],[3],[27],[31],[39] 464 [4],[5],[20],[23],[30],[38]  
Investment, Identifier [Axis]: Equity Securities Portfolio BMP Slappey Investment II Preferred Stock Telecommunications Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23],[30],[38] 206    
Fair Value, Ending Balance 246 [1],[2],[3],[27],[31],[39] 206 [4],[5],[20],[23],[30],[38]  
Investment, Identifier [Axis]: Equity Securities Portfolio Brite Media LLC Common Stock Media: Advertising, Printing & Publishing Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 549    
Fair Value, Ending Balance [4],[5],[20],[30]   549  
Investment, Identifier [Axis]: Equity Securities Portfolio Carestream Health Holdings, Inc Common Stock Healthcare & Pharmaceuticals Initial Acquisition Date 9/30/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 52    
Fair Value, Ending Balance 93 [1],[2],[3],[31] 52 [4],[5],[20],[30]  
Investment, Identifier [Axis]: Equity Securities Portfolio Centric Brands Inc. Common Machinery (Non-Agrclt/Constr/Electr) Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21],[31],[39] 121    
Investment, Identifier [Axis]: Equity Securities Portfolio DxTx Pain and Spine LLC Common Healthcare & Pharmaceuticals Initial Acquisition Date 6/14/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 258    
Investment, Identifier [Axis]: Equity Securities Portfolio Equities Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4] 21,905    
Fair Value, Ending Balance 20,533 [3] 21,905 [4]  
Investment, Identifier [Axis]: Equity Securities Portfolio Everyware Global, Inc. Common Consumer Goods Durable Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[31] 174    
Investment, Identifier [Axis]: Equity Securities Portfolio Everyware Global, Inc. Common Consumer goods: Durable Initial Acquisition Date 10/28/20      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 478    
Fair Value, Ending Balance [4],[5],[20],[30]   478  
Investment, Identifier [Axis]: Equity Securities Portfolio FP WRCA Coinvestment Fund VII, Ltd Class A Shares Capital Equipment Initial Acquisition Date 2/2/07      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[6],[30] 1,103    
Fair Value, Ending Balance 903 [1],[3],[7],[31] 1,103 [4],[5],[6],[30]  
Investment, Identifier [Axis]: Equity Securities Portfolio Flight Lease VII Common Stock Aerospace and Defense Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30],[40],[41] 242    
Fair Value, Ending Balance [4],[5],[20],[30],[40],[41]   242  
Investment, Identifier [Axis]: Equity Securities Portfolio GreenPark Infrastructure, LLC Preferred Equity Energy: Electricity Initial Acquisition Date 6/10/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23],[30],[33] 500    
Fair Value, Ending Balance [4],[5],[20],[23],[30],[33]   500  
Investment, Identifier [Axis]: Equity Securities Portfolio GreenPark Infrastructure, LLC Preferred Equity Energy: Electricity One Initial Acquisition Date 6/10/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23],[26],[30],[33] 171    
Fair Value, Ending Balance [4],[5],[20],[23],[26],[30],[33]   171  
Investment, Identifier [Axis]: Equity Securities Portfolio Greenpark Infrastructure, Llc Preferred Equity Energy Electricity Initial Acquisition Date 6/10/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[27],[31],[32] 500    
Investment, Identifier [Axis]: Equity Securities Portfolio Greenpark Infrastructure, Llc Preferred Equity Energy Electricity One Initial Acquisition Date 6/10/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[25],[27],[31],[32] 171    
Investment, Identifier [Axis]: Equity Securities Portfolio KC Engineering & Construction Services, LLC Common Stock Environmental Industries Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30],[38] 4,930    
Fair Value, Ending Balance [4],[5],[20],[30],[38]   4,930  
Investment, Identifier [Axis]: Equity Securities Portfolio Kleen-Tech Acquisition, LLC Common Stock Services: Business Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23],[30],[38] 1,300    
Fair Value, Ending Balance [4],[5],[20],[23],[30],[38]   1,300  
Investment, Identifier [Axis]: Equity Securities Portfolio Kleen-tech Acquisition, Llc Common Stock Services Business Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[27],[31],[39] 998    
Investment, Identifier [Axis]: Equity Securities Portfolio LB NewHoldCo LLC Common Stock Hotel, Gaming & Leisure Initial Acquisition Date 10/2/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 1,442    
Investment, Identifier [Axis]: Equity Securities Portfolio Morae Global Holdings Inc Warrant IT Consulting & Other Services Initial Acquisition Date 10/26/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3] 99    
Investment, Identifier [Axis]: Equity Securities Portfolio Northeast Metal Works LLC Preferred Stock Metals & Mining Initial Acquisition Date 4/5/23      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[27] 4,182    
Investment, Identifier [Axis]: Equity Securities Portfolio Prosper Marketplace Class B Preferred Units Consumer goods: Durable Business Initial Acquisition Date 9/23/13      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30],[42] 324    
Fair Value, Ending Balance 324 [1],[2],[3],[31],[43] 324 [4],[5],[20],[30],[42]  
Investment, Identifier [Axis]: Equity Securities Portfolio Roscoe Investors, LLC Class A Units Healthcare & Pharmaceuticals Business Initial Acquisition Date 3/26/14      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 299    
Fair Value, Ending Balance 425 [1],[2],[3],[31] 299 [4],[5],[20],[30]  
Investment, Identifier [Axis]: Equity Securities Portfolio Safety Services Holdings Corporation Preferred Stock Services: Business Business Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 11    
Fair Value, Ending Balance [4],[5],[20],[30]   11  
Investment, Identifier [Axis]: Equity Securities Portfolio South Street Securities Holdings, Inc Warrant Banking, Finance, Insurance & Real Estate Business Initial Acquisition Date 9/20/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30] 455    
Fair Value, Ending Balance [4],[5],[20],[30]   455  
Investment, Identifier [Axis]: Equity Securities Portfolio South Street Securities Holdings, Inc Warrant Banking, Finance, Insurance & Real Estate Initial Acquisition Date 9/20/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[31] 403    
Investment, Identifier [Axis]: Equity Securities Portfolio Sundance Holdings Group, LLC Common Stock Retail Initial Acquisition Date 10/1/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [1],[2],[3],[21] 69    
Investment, Identifier [Axis]: Equity Securities Portfolio Surge Busy Bee Holdings LLC Warrants Services: Business Business Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[30],[38] 131    
Fair Value, Ending Balance [4],[5],[20],[30],[38]   131  
Investment, Identifier [Axis]: Equity Securities Portfolio Surge Hippodrome Holdings LLC Warrants Services: Business Business Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23],[30],[38] 484    
Fair Value, Ending Balance [4],[5],[20],[23],[30],[38]   484  
Investment, Identifier [Axis]: Equity Securities Portfolio Surge Hippodrome Partners LP Common Stock Services: Business Business Initial Acquisition Date 6/9/21      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[5],[20],[23],[30],[38] 811    
Fair Value, Ending Balance [4],[5],[20],[23],[30],[38]   811  
Investment, Identifier [Axis]: Investments Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[44],[45] 576,478    
Fair Value, Ending Balance 467,865 [46] 576,478 [4],[44],[45]  
Investment, Identifier [Axis]: Joint Venture Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [4],[44] 58,955    
Fair Value, Ending Balance 59,287 [46] 58,955 [4],[44]  
Investment, Identifier [Axis]: Joint Venture Portfolio KCAP Freedom 3 LLC Joint Ventures Percentage Ownership 62.8% Initial Acquisition Date 12/11/18      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [5],[40],[44] 18,668    
Fair Value, Ending Balance 14,275 [1],[24],[46] 18,668 [5],[40],[44]  
Investment, Identifier [Axis]: Joint Venture Portfolio Series A-Great Lakes Funding II LLC Joint Ventures Percentage Ownership 12.5% Initial Acquisition Date 8/5/22      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [23],[26],[44],[47],[48] 40,287    
Fair Value, Ending Balance 45,012 [25],[27],[46],[49],[50] 40,287 [23],[26],[44],[47],[48]  
Investment, Identifier [Axis]: Non-controlled Affiliates BCP Great Lakes Holdings LP Industry Classification - Joint Venture      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [11],[51]   37,412  
Purchases/ (sales) of or Advances/ (Distributions) [11],[51]   1,700  
Transfers In (Out) of Affiliates [11],[51]   (38,124)  
Net Change in Unrealized Gain/(Loss) [11],[51]   (461)  
Realized Gain/(Loss) [11],[51]   (527)  
Fair Value, Ending Balance [11],[51]     37,412
Total dividend income [11],[51]   3,099  
Investment, Identifier [Axis]: Non-controlled Affiliates BMP Slappey Holdco, LLC Industry Classification - Telecommunications      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 464 [13],[14],[15],[52] 492 [8],[9],[10],[11]  
Net Change in Unrealized Gain/(Loss) 89 [13],[14],[15],[52] (28) [8],[9],[10],[11]  
Fair Value, Ending Balance 553 [13],[14],[15],[52] 464 [13],[14],[15],[52] 492 [8],[9],[10],[11]
Principal 200,000 [13],[14],[15],[52] 200,000 [8],[9],[10],[11]  
Investment, Identifier [Axis]: Non-controlled Affiliates BMP Slappey Investment II Industry Classification - Telecommunications      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [13],[14],[15],[52] 206    
Net Change in Unrealized Gain/(Loss) [13],[14],[15],[52] 40    
Fair Value, Ending Balance [13],[14],[15],[52] 246 206  
Principal [13],[14],[15],[52] 88,946    
Investment, Identifier [Axis]: Non-controlled Affiliates Flight Lease XII Industry Classification - Aerospace and Defense      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[9],[10],[11]   677  
Purchases/ (sales) of or Advances/ (Distributions) [8],[9],[10],[11]   (742)  
Net Change in Unrealized Gain/(Loss) [8],[9],[10],[11]   (147)  
Realized Gain/(Loss) [8],[9],[10],[11]   212  
Fair Value, Ending Balance [8],[9],[10],[11]     677
Interest and Fee Income [8],[9],[10],[11]   40  
Investment, Identifier [Axis]: Non-controlled Affiliates GreenPark Infrastructure, LLC Industry Classification - Energy: Electricity      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [13],[14],[15],[52] 500    
Fair Value, Ending Balance [13],[14],[15],[52] 500 500  
Principal [13],[14],[15],[52] 1,000    
Investment, Identifier [Axis]: Non-controlled Affiliates GreenPark Infrastructure, LLC Industry Classification - Energy: Electricity One      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [13],[14],[15],[52],[53] 171    
Fair Value, Ending Balance [13],[14],[15],[52],[53] 171 171  
Principal [13],[14],[15],[52],[53] 500    
Investment, Identifier [Axis]: Non-controlled Affiliates Kleen-Tech Acquisition, LLC Industry Classification - Services: Business      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 1,300 [13],[14],[15],[52] 1,612 [8],[9],[10],[11]  
Net Change in Unrealized Gain/(Loss) (302) [13],[14],[15],[52] (312) [8],[9],[10],[11]  
Fair Value, Ending Balance 998 [13],[14],[15],[52] 1,300 [13],[14],[15],[52] 1,612 [8],[9],[10],[11]
Principal 250,000 [13],[14],[15],[52] 250,000 [8],[9],[10],[11]  
Investment, Identifier [Axis]: Non-controlled Affiliates Navex Topco, Inc. Industry Classification - Electronics      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8] 7,604 [15],[52] 7,609 [10],[11]  
Purchases/ (sales) of or Advances/ (Distributions) [15],[52] (7,700)    
Net Accretion 310 [15],[52] 84 [8],[10],[11]  
Net Change in Unrealized Gain/(Loss) (214) [15],[52] (89) [8],[10],[11]  
Fair Value, Ending Balance [8]   7,604 [15],[52] 7,609 [10],[11]
Principal [8],[10],[11]   7,700  
Interest and Fee Income 804 [15],[52] 680 [8],[10],[11]  
Investment, Identifier [Axis]: Non-controlled Affiliates Northeast Metal Works LLC Industry Classification - Metals & Mining      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 13,445 [13],[15],[52] 12,280 [8],[10],[11]  
Purchases/ (sales) of or Advances/ (Distributions) (4,428) [13],[15],[52] 476 [8],[10],[11]  
Net Accretion [8],[10],[11]   10  
Transfers In (Out) of Affiliates [13],[15],[52] (9,000)    
Net Change in Unrealized Gain/(Loss) 1,107 [13],[15],[52] 699 [8],[10],[11]  
Realized Gain/(Loss) [13],[15],[52] (1,124)    
Fair Value, Ending Balance   13,445 [13],[15],[52] 12,280 [8],[10],[11]
Principal [8],[10],[11]   14,551  
Interest and Fee Income 377 [13],[15],[52] 1,455 [8],[10],[11]  
Investment, Identifier [Axis]: Non-controlled Affiliates Northeast Metal Works LLC Industry Classification - Metals & Mining One      
Summary of Investment Holdings [Line Items]      
Principal [9] 2,368 [13],[15],[52] 2,368 [8],[10],[11]  
Investment, Identifier [Axis]: Non-controlled Affiliates Northeast Metal Works LLC Industry Classification - Metals & Mining Three      
Summary of Investment Holdings [Line Items]      
Transfers In (Out) of Affiliates [13],[15],[52] 4,500    
Net Change in Unrealized Gain/(Loss) [13],[15],[52] (940)    
Fair Value, Ending Balance [13],[15],[52] 3,560    
Principal [13],[15],[52] 4,500    
Interest and Fee Income [13],[15],[52] 270    
Investment, Identifier [Axis]: Non-controlled Affiliates Northeast Metal Works LLC Industry Classification - Metals & Mining Two      
Summary of Investment Holdings [Line Items]      
Transfers In (Out) of Affiliates [13],[14],[15],[52] 4,500    
Net Change in Unrealized Gain/(Loss) [13],[14],[15],[52] (318)    
Fair Value, Ending Balance [13],[14],[15],[52] 4,182    
Principal [13],[14],[15],[52] 4,500,000    
Interest and Fee Income [13],[14],[15],[52] 333    
Investment, Identifier [Axis]: Non-controlled Affiliates Series A-Great Lakes Funding II LLC Industry Classification - Joint Venture      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [14],[52],[53] 40,287    
Purchases/ (sales) of or Advances/ (Distributions) [14],[52],[53] 2,565    
Net Change in Unrealized Gain/(Loss) [14],[52],[53] 2,160    
Fair Value, Ending Balance [14],[52],[53] 45,012 40,287  
Principal [14],[52],[53] 44,000    
Total dividend income [14],[52],[53] 6,764    
Investment, Identifier [Axis]: Non-controlled Affiliates Surge Hippodrome Holdings LLC Industry Classification - Services: Business      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[9],[10],[11] 484 201  
Net Change in Unrealized Gain/(Loss) [8],[9],[10],[11]   283  
Fair Value, Ending Balance [8],[9],[10],[11]   484 201
Principal [8],[9],[10],[11]   10  
Investment, Identifier [Axis]: Non-controlled Affiliates Surge Hippodrome Holdings LLC Industry Classification - Services: Business One      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[10],[11] 5,165 5,160  
Net Accretion [8],[10],[11]   207  
Net Change in Unrealized Gain/(Loss) [8],[10],[11]   (202)  
Fair Value, Ending Balance [8],[10],[11]   5,165 5,160
Principal [8],[10],[11]   5,460  
Interest and Fee Income [8],[10],[11]   582  
Investment, Identifier [Axis]: Non-controlled Affiliates Surge Hippodrome Partners LP Industry Classification - Services: Business      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 811 [13],[14],[15],[52] 336 [8],[9],[10],[11]  
Purchases/ (sales) of or Advances/ (Distributions) [13],[14],[15],[52] (813)    
Net Change in Unrealized Gain/(Loss) (386) [13],[14],[15],[52] 475 [8],[9],[10],[11]  
Realized Gain/(Loss) [13],[14],[15],[52] 388    
Fair Value, Ending Balance   811 [13],[14],[15],[52] 336 [8],[9],[10],[11]
Principal [8],[9],[10],[11]   185  
Investment, Identifier [Axis]: Non-controlled Affiliates Surge Hippodrome Partners LP Industry Classification - Services: Business One      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [13],[14],[15],[52] 484    
Purchases/ (sales) of or Advances/ (Distributions) [13],[14],[15],[52] (496)    
Net Change in Unrealized Gain/(Loss) [13],[14],[15],[52] (325)    
Realized Gain/(Loss) [13],[14],[15],[52] 337    
Fair Value, Ending Balance [13],[14],[15],[52]   484  
Investment, Identifier [Axis]: Non-controlled Affiliates Surge Hippodrome Partners LP Industry Classification - Services: Business Two      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [13],[15],[52] 5,165    
Purchases/ (sales) of or Advances/ (Distributions) [13],[15],[52] (5,460)    
Net Accretion [13],[15],[52] 328    
Net Change in Unrealized Gain/(Loss) [13],[15],[52] (33)    
Fair Value, Ending Balance [13],[15],[52]   5,165  
Interest and Fee Income [13],[15],[52] 675    
Investment, Identifier [Axis]: Non-controlled Affiliates VTK Acquisition, Inc Industry Classification - Capital Equipment      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[10],[11]   1,531  
Purchases/ (sales) of or Advances/ (Distributions) [8],[10],[11]   (1,536)  
Net Accretion [8],[10],[11]   33  
Net Change in Unrealized Gain/(Loss) [8],[10],[11]   (28)  
Fair Value, Ending Balance [8],[10],[11]     1,531
Interest and Fee Income [8],[10],[11]   57  
Investment, Identifier [Axis]: Non-controlled Affiliates VTK Acquisition, Inc. Industry Classification - Capital Equipment One      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[10],[11]   2,598  
Purchases/ (sales) of or Advances/ (Distributions) [8],[10],[11]   (2,628)  
Net Accretion [8],[10],[11]   110  
Net Change in Unrealized Gain/(Loss) [8],[10],[11]   (80)  
Fair Value, Ending Balance [8],[10],[11]     2,598
Interest and Fee Income [8],[10],[11]   107  
Investment, Identifier [Axis]: Non-controlled Affiliates VTK Acquisition, Inc. Industry Classification - Capital Equipment Two      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance [8],[9],[10],[11]   535  
Purchases/ (sales) of or Advances/ (Distributions) [8],[9],[10],[11]   (369)  
Net Change in Unrealized Gain/(Loss) [8],[9],[10],[11]   (284)  
Realized Gain/(Loss) [8],[9],[10],[11]   118  
Fair Value, Ending Balance [8],[9],[10],[11]     535
Investment, Identifier [Axis]: Non-controlled Affiliates Zest Acquisition Corp. Industry Classification - Healthcare, Education and Childcare      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 3,390 [13],[15],[52] 3,480 [8],[10],[11]  
Purchases/ (sales) of or Advances/ (Distributions) [13],[15],[52] (3,501)    
Net Accretion 9 [13],[15],[52] 3 [8],[10],[11]  
Net Change in Unrealized Gain/(Loss) 102 [13],[15],[52] (93) [8],[10],[11]  
Fair Value, Ending Balance   3,390 [13],[15],[52] 3,480 [8],[10],[11]
Principal [8],[10],[11]   3,500  
Interest and Fee Income 42 [13],[15],[52] 319 [8],[10],[11]  
Investment, Identifier [Axis]: Total Affiliated Investments      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 92,780 97,503  
Purchases/ (sales) of or Advances/ (Distributions) (20,081) 2,814  
Net Accretion 647 427  
Transfers In (Out) of Affiliates   4,262  
Net Change in Unrealized Gain/(Loss) (3,374) (12,029)  
Realized Gain/(Loss) (432) (197)  
Fair Value, Ending Balance 69,540 92,780 97,503
Interest and Fee Income 2,501 3,421  
Total dividend income 8,948 8,591  
Investment, Identifier [Axis]: Total Non-controlled affiliates      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 73,827 74,142  
Purchases/ (sales) of or Advances/ (Distributions) (19,833) 883  
Net Accretion 647 427  
Net Change in Unrealized Gain/(Loss) 980 (1,428)  
Realized Gain/(Loss) (399) (197)  
Fair Value, Ending Balance 55,222 73,827 74,142
Interest and Fee Income 2,501 3,240  
Total dividend income 6,764 4,450  
Investment, Identifier [Axis]: Total Senior Unsecured Bond Net Asset Value at Fair Value      
Summary of Investment Holdings [Line Items]      
Fair Value, Ending Balance [3] 43    
Investment, Identifier [Axis]: Total controlled affiliates      
Summary of Investment Holdings [Line Items]      
Fair Value, Beginning Balance 18,953 23,361  
Purchases/ (sales) of or Advances/ (Distributions) (248) 1,931  
Transfers In (Out) of Affiliates   4,262  
Net Change in Unrealized Gain/(Loss) (4,354) (10,601)  
Realized Gain/(Loss) (33)    
Fair Value, Ending Balance 14,318 18,953 $ 23,361
Interest and Fee Income   181  
Total dividend income $ 2,184 $ 4,141  
[1] Fair value of this investment was determined using significant unobservable inputs.
[2] Qualified asset for purposes of section 55(a) of the Investment Company Act of 1940, as amended (the “1940 Act”). Qualifying assets represent approximately 86.6% of the total assets at December 31, 2023.
[3] Reflects the fair market value of all investments as of December 31, 2023 as determined by the Company’s Board of Directors.
[4] Reflects the fair market value of all investments as of December 31, 2022 as determined by the Company’s Board of Directors.
[5] Fair value of this investment was determined using significant unobservable inputs.
[6] Non-U.S. company or principal place of business outside the U.S.
[7] Non-U.S. company or principal place of business outside the U.S.
[8] Fair value of this investment was determined using significant unobservable inputs.
[9] Number of shares held.
[10] Qualified asset for purposes of section 55(a) of the Investment Company Act of 1940.
[11] Under the 1940 Act, the Company is deemed to be an “Affiliated Person” of, as defined in the 1940 Act, this portfolio company as the Company owns at least 5% of the portfolio company’s outstanding voting securities or is under common control with such portfolio company.
[12] As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company.
[13] Fair value of this investment was determined using significant unobservable inputs.
[14] Number of shares held.
[15] Qualified asset for purposes of section 55(a) of the Investment Company Act of 1940.
[16] As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company.
[17] As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company securities or has the power to exercise control over management or policies of such portfolio company (including through a management agreement). Other than for purposes of the 1940 Act, the Company does not believe that it has control over this portfolio company.
[18] As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company securities or has the power to exercise control over management or policies of such portfolio company (including through a management agreement). Other than for purposes of the 1940 Act, the Company does not believe that it has control over this portfolio company.
[19] As of December 31, 2022, this investment is pledged to secure the Company’s debt obligations.
[20] Qualified asset for purposes of section 55(a) of the Investment Company Act of 1940, as amended (the “1940 Act”). Qualifying assets represent approximately 82.4% of the total assets at December 31, 2022.
[21] As of December 31, 2023, this investment is pledged to secure the Company’s debt obligations.
[22] Loan or debt security is on non-accrual status and therefore is considered non-income producing.
[23] Under the 1940 Act, the Company is deemed to be an “Affiliated Person” of, as defined in the 1940 Act, this portfolio company as the Company owns at least 5% of the portfolio company’s outstanding voting securities or is under common control with such portfolio company.
[24] As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company (including through a management agreement). Other than for purposes of the 1940 Act, the Company does not believe that it has control over this portfolio company.
[25] Debt security has an unfunded commitment in addition to the amounts shown in the Consolidated Schedule of Investments. See Note 8 for additional information on the Company’s commitments and contingencies.
[26] Debt security has an unfunded commitment in addition to the amounts shown in the Consolidated Schedule of Investments. See Note 8 for additional information on the Company’s commitments and contingencies.
[27] Under the 1940 Act, the Company is deemed to be an “Affiliated Person” of, as defined in the 1940 Act, this portfolio company as the Company owns at least 5% of the portfolio company’s outstanding voting securities or is under common control with such portfolio company.
[28] Loan or debt security is on non-accrual status and therefore is considered non-income producing.
[29] As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company (including through a management agreement). Other than for purposes of the 1940 Act, the Company does not believe that it has control over this portfolio company.
[30] Non-income producing.
[31] Non-income producing.
[32] This investment is owned by PTMN Sub Holdings LLC, one of the Company’s taxable blocker subsidiaries.
[33] This Investment is owned by PTMN Sub Holdings LLC, one of the Company's taxable blocker subsidiaries.

 

 

 

See accompanying notes to consolidated financial statements.
[34] This investment is on non-accrual status and receives a 5% royalty interest on oil being produced on certain fields. All production payments received are being applied to the cost basis and are considered return of capital.
[35] This investment is on non-accrual status and receives a 5% royalty interest on oil being produced on certain fields. All production payments received are being applied to the cost basis and are considered return of capital.
[36] Information related to the Company’s derivatives is presented below as of December 31, 2022:

 

See accompanying notes to consolidated financial statements.

 

F-19

($ in thousands)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Description

 

Counterparty

 

Number of shares

 

 

Notional amount

 

 

Exercise price

 

 

Expiration date

 

Value

 

Call option

 

HDNet Holdco LLC

 

0.2

 

 

$

8

 

 

 

0.01

 

 

 N/A

 

$

-

 

Description

 

Counterparty

 

Number of shares

 

 

Notional amount

 

 

Exercise price

 

 

Expiration date

 

Value

 

Put option

 

Advantage Capital Holdings LLC

 

 

164

 

 

$

563

 

 

 

20

 

 

5/13/23

 

$

-

 
[37] Information related to the Company’s derivatives is presented below as of December 31, 2023:
[38] This investment is owned by HCAP Equity Holdings, LLC, one of the Company’s taxable blocker subsidiaries.
[39] This investment is owned by HCAP Equity Holdings, LLC, one of the Company’s taxable blocker subsidiaries.
[40] As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company.
[41] This is an equity investment that receives a cash flow stream based on lease payments received by Flight Lease VII, LLC. Flight Lease VII, LLC owns an aircraft that was leased to one lessee. The lessee had been in arrears on its lease payments and in June of 2018, Flight Lease VII, LLC terminated the lease. As a result of the cessation of cash flows, future payments on this equity investment will resume only if Flight Lease VII, LLC is successful in obtaining a new lessee or sells the aircraft.
[42] Held through Garrison Capital Equity Holdings II LLC and net of non-controlling member’s interest of 17.5% pursuant to the Amended and Restated Limited Liability Company Agreement of Garrison Capital Equity Holdings II LLC.
[43] Held through Garrison Capital Equity Holdings II LLC and net of non-controlling member’s interest of 17.5% pursuant to the Amended and Restated Limited Liability Company Agreement of Garrison Capital Equity Holdings II LLC
[44] The Company's investments are generally acquired in private transactions exempt from registration under the Securities Act of 1933, as amended (the “Securities Act”) and, therefore, are generally subject to limitations on resale, and may be deemed to be “restricted securities'' under the Securities Act of 1933.
[45] The aggregate cost of investments for federal income tax purposes is approximately $656.0 million. The aggregate gross unrealized appreciation is approximately $34.8 million, the aggregate gross unrealized depreciation is approximately $38.3 million, and the net unrealized depreciation is approximately $3.4 million.
[46] The Company's investments are generally acquired in private transactions exempt from registration under the Securities Act of 1933, as amended (the “Securities Act”) and, therefore, are generally subject to limitations on resale, and may be deemed to be “restricted securities'' under the Securities Act of 1933.
[47] Non-voting.
[48] Ownership of LP interest held through the holding company BCP Great Lakes Fund, L.P, a non-U.S. company or principal place of business outside the U.S.
[49] Non-voting.
[50] Ownership of LP interest held through the holding company BCP Great Lakes Fund, L.P, a non-U.S. company or principal place of business outside the U.S.
[51] Ownership of LP interest held through the holding company BCP Great Lakes Fund, L.P, a non-U.S. company or principal place of business outside the U.S.
[52] Under the 1940 Act, the Company is deemed to be an “Affiliated Person” of, as defined in the 1940 Act, this portfolio company as the Company owns at least 5% of the portfolio company’s outstanding voting securities or is under common control with such portfolio company.
[53] Ownership of LP interest held through the holding company BCP Great Lakes Fund, L.P, a non-U.S. company or principal place of business outside the U.S.