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INVESTMENTS - Rocade Holdings LLC (Details) - USD ($)
1 Months Ended 12 Months Ended
Jul. 31, 2025
Dec. 31, 2024
Sep. 30, 2025
Dec. 31, 2023
Feb. 01, 2023
Aug. 12, 2022
Jul. 08, 2021
Schedule of Investments [Line Items]              
Total investments at fair value   $ 3,094,065,000 $ 4,479,835,000        
Rocade Holdings LLC              
Schedule of Investments [Line Items]              
Payments to acquire investments $ 7,000,000 96,000,000          
Rocade Holdings LLC | Minimum              
Schedule of Investments [Line Items]              
Interest, pik         10.00%    
Rocade Holdings LLC | Maximum              
Schedule of Investments [Line Items]              
Interest, pik         25.00%    
Investment, Identifier [Axis]: 1WorldSync, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[4],[5]   10,672,000          
Investment, Identifier [Axis]: A.T. Holdings II LTD, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 10,175,000 [5],[6],[7],[8] $ 9,194,000 [9],[10],[11],[12]        
Interest, pik   7.60% [5],[6],[7],[8] 7.60% [9],[10],[11],[12]        
Investment, Identifier [Axis]: ABC Legal Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16]     $ 5,566,000        
Investment, Identifier [Axis]: ABC Legal Holdings, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[15],[16]     (15,000)        
Investment, Identifier [Axis]: AD Bidco, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 14,438,000 [1],[2],[3],[5],[17] 18,595,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: AD Bidco, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] (23,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: AG Group Holdings Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[15],[16],[20]     1,623,000        
Investment, Identifier [Axis]: AP Gaming I, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,932,000        
Investment, Identifier [Axis]: APC1 Holding, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,370,000 [1],[3],[5],[8],[21] 2,702,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: APOG Bidco Pty Ltd, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[23]   451,000          
Investment, Identifier [Axis]: ASC Communications, LLC, Class A Units              
Schedule of Investments [Line Items]              
Total investments at fair value   516,000 [5] 504,000 [12]        
Investment, Identifier [Axis]: ASC Communications, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,565,000 [3],[4],[5],[24] 56,258,000 [12],[14],[15],[16],[18],[19]        
Investment, Identifier [Axis]: ASC Communications, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [3],[5],[7],[17],[24] (5,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: ATL II MRO Holdings Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   45,426,000 [1],[2],[3],[4],[5] 45,290,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: ATL II MRO Holdings Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (96,000) [2],[3],[5],[7],[17] (67,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: AWP Group Holdings, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   24,938,000 [1],[3],[5],[7],[24] 24,750,000 [10],[12],[13],[14],[15],[16],[19]        
Investment, Identifier [Axis]: Accelerant Holdings, Class A Convertible Preferred Equity              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[25]   6,347,000          
Investment, Identifier [Axis]: Accelerant Holdings, Class B Convertible Preferred Equity              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[25]   2,285,000          
Investment, Identifier [Axis]: Accelerant Holdings, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[26]     3,742,000        
Investment, Identifier [Axis]: Accelerant Holdings, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[25]   5,880,000          
Investment, Identifier [Axis]: Accelevation LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16],[19]     2,966,000        
Investment, Identifier [Axis]: Accelevation LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16]     152,000        
Investment, Identifier [Axis]: Acclime Holdings HK Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[27]     14,344,000        
Investment, Identifier [Axis]: Acclime Holdings HK Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[28]   4,795,000          
Investment, Identifier [Axis]: Acclime Holdings HK Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[28]   2,518,000          
Investment, Identifier [Axis]: Acclime Holdings HK Limited, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14]     322,000        
Investment, Identifier [Axis]: Accurus Aerospace Corporation, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[25] 0 [10],[12],[26]        
Investment, Identifier [Axis]: Accurus Aerospace Corporation, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,624,000 [1],[2],[3],[5] 13,936,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Accurus Aerospace Corporation, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[26]     0        
Investment, Identifier [Axis]: Accurus Aerospace Corporation, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   1,061,000 [2],[3],[5],[7],[17] 364,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Acogroup, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 20,107,000 [1],[3],[5],[7],[8],[29] $ 12,819,000 [11],[12],[14],[16],[22],[30]        
Interest, pik [1],[3],[5],[7],[8],[29]   6.60%          
Investment, Identifier [Axis]: Acogroup, First Lien Senior Secured Term Loan 1 | Minimum              
Schedule of Investments [Line Items]              
Interest, pik [11],[12],[14],[16],[22],[30]     4.00%        
Investment, Identifier [Axis]: Acogroup, First Lien Senior Secured Term Loan 1 | Maximum              
Schedule of Investments [Line Items]              
Interest, pik [11],[12],[14],[16],[22],[30]     6.40%        
Investment, Identifier [Axis]: Acogroup, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 70,000 [1],[3],[5],[8],[29] $ 653,000 [11],[12],[14],[16],[30],[31]        
Interest, pik   1.80% [1],[3],[5],[8],[29] 6.40% [11],[12],[14],[16],[30],[31]        
Investment, Identifier [Axis]: Adhefin International, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,716,000 [3],[5],[7],[8],[17],[21] $ 2,309,000 [10],[11],[12],[13],[16],[22]        
Investment, Identifier [Axis]: Adhefin International, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[8],[21]   $ 326,000          
Interest, pik [5],[7],[8],[21]   13.20%          
Investment, Identifier [Axis]: Aegros Holdco 2 LTD, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[26]     587,000        
Investment, Identifier [Axis]: Aegros Holdco 2 LTD, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[32]     $ 5,309,000        
Interest, pik [10],[11],[12],[32]     13.00%        
Investment, Identifier [Axis]: Aesthetics Australia Group Pty Ltd (Laser Clinics Australia Group), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 589,000 [1],[3],[5],[8],[33] $ 528,000 [11],[12],[14],[16],[34]        
Interest, pik [11],[12],[14],[16],[34]     4.10%        
Investment, Identifier [Axis]: AirX Climate Solutions, Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   11,524,000 [1],[2],[3],[5] $ 13,581,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: AirX Climate Solutions, Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   11,326,000 [1],[2],[3],[4],[5],[17] 8,748,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: AirX Climate Solutions, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] (28,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Aldinger Company, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12]     $ 9,999,000        
Interest, pik [10],[12]     13.50%        
Investment, Identifier [Axis]: Alix Partners, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     $ 2,978,000        
Investment, Identifier [Axis]: AlliA Insurance Brokers NV, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,569,000 [1],[3],[5],[8],[17],[29] 5,485,000 [11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Alliant, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[15],[16],[20]     6,972,000        
Investment, Identifier [Axis]: Amalfi Midco, Class B Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   1,239,000 [5],[7],[8],[25] 2,663,000 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Amalfi Midco, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 290,000 [5],[7],[8] 348,000 [10],[11],[12]        
Interest, pik [5],[7],[8]   17.50%          
Investment, Identifier [Axis]: Amalfi Midco, Subordinated Loan Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 5,492,000 [5],[7],[8] $ 6,411,000 [10],[11],[12]        
Interest, pik   9.00% [5],[7],[8] 9.00% [10],[11],[12]        
Investment, Identifier [Axis]: Amalfi Midco, Warrants              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 919,000 [5],[7],[8],[25] $ 1,065,000 [10],[11],[12],[26]        
Investment, Identifier [Axis]: American Bath, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[15],[16]     0        
Investment, Identifier [Axis]: Americo Chemical Products, LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   354,000 [5],[25] 354,000 [12],[26]        
Investment, Identifier [Axis]: Americo Chemical Products, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,361,000 [1],[3],[5],[7],[24] 5,105,000 [10],[12],[15],[16],[19]        
Investment, Identifier [Axis]: Americo Chemical Products, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (21,000) [3],[5],[7],[17],[24] (15,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   1,224,000 [1],[3],[5],[8],[33] 1,315,000 [11],[12],[14],[16],[35]        
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   6,414,000 [1],[3],[5],[8],[21] 17,641,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value   2,138,000 [1],[3],[5],[8],[29] 2,219,000 [11],[12],[14],[16],[18]        
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 4              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[29]   6,951,000          
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 5              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[28]   2,213,000          
Investment, Identifier [Axis]: Apex Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,284,000 [1],[3],[5],[8],[36] 1,352,000 [11],[12],[14],[16],[37]        
Investment, Identifier [Axis]: Application Boot Camp LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[18]     1,999,000        
Investment, Identifier [Axis]: Application Boot Camp LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (11,000)        
Investment, Identifier [Axis]: Application Boot Camp LLC, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12]     137,000        
Investment, Identifier [Axis]: Application Boot Camp, LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [12]     426,000        
Investment, Identifier [Axis]: Aptus 1829. GmbH, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[8],[25] 0 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Aptus 1829. GmbH, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[29]   2,027,000          
Investment, Identifier [Axis]: Aptus 1829. GmbH, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[31]     3,675,000        
Investment, Identifier [Axis]: Aptus 1829. GmbH, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   43,000 [5],[7],[8],[25] 71,000 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Apus Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,191,000 [1],[3],[5],[8],[38] 1,280,000 [11],[12],[14],[16],[39]        
Investment, Identifier [Axis]: Aquavista Watersides 2 LTD, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,927,000 [1],[3],[5],[8],[17],[36] 3,147,000 [11],[12],[14],[16],[39]        
Investment, Identifier [Axis]: Aquavista Watersides 2 LTD, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 982,000 [3],[5],[7],[8],[36] $ 1,136,000 [10],[11],[12],[16],[39]        
Interest, pik   15.70% [3],[5],[7],[8],[36] 15.10% [10],[11],[12],[16],[39]        
Investment, Identifier [Axis]: Arc Education, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 2,868,000 [1],[3],[5],[8],[17],[21] $ 8,683,000 [10],[11],[12],[13],[14],[16],[31]        
Investment, Identifier [Axis]: Archimede, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,987,000 [1],[3],[5],[8],[21] 14,498,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Ares Loan Funding VII, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   5,037,000 [2],[3],[7],[8] 5,037,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Argus Bidco Limited, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[8],[25] 0 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Argus Bidco Limited, Equity Loan Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 66,000 [5],[7],[8] $ 59,000 [10],[11],[12]        
Interest, pik   10.00% [5],[7],[8] 10.00% [10],[11],[12]        
Investment, Identifier [Axis]: Argus Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 2,969,000 [1],[3],[5],[8],[21] $ 4,062,000 [10],[11],[12],[14],[16],[31]        
Interest, pik   2.80% [1],[3],[5],[8],[21] 3.20% [10],[11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Argus Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 254,000 [1],[2],[3],[5],[8] $ 259,000 [11],[12],[14],[16],[27]        
Interest, pik   2.80% [1],[2],[3],[5],[8] 3.20% [11],[12],[14],[16],[27]        
Investment, Identifier [Axis]: Argus Bidco Limited, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value   $ (46,000) [1],[3],[5],[8],[17],[36] $ 3,513,000 [10],[11],[12],[16],[39]        
Interest, pik   2.80% [1],[3],[5],[8],[17],[36] 3.20% [10],[11],[12],[16],[39]        
Investment, Identifier [Axis]: Argus Bidco Limited, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 66,000 [5],[7],[8] $ 60,000 [10],[11],[12]        
Interest, pik   10.00% [5],[7],[8] 10.00% [10],[11],[12]        
Investment, Identifier [Axis]: Argus Bidco Limited, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,554,000 [5],[7],[8] $ 1,829,000 [10],[11],[12]        
Interest, pik   10.50% [5],[7],[8] 10.50% [10],[11],[12]        
Investment, Identifier [Axis]: Armstrong Transport Group (Pele Buyer, LLC), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 6,203,000 [1],[2],[3],[5] $ 7,022,000 [12],[14],[16],[27]        
Investment, Identifier [Axis]: Armstrong Transport Group (Pele Buyer, LLC), Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[27]     1,000        
Investment, Identifier [Axis]: Artemis Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   256,000 [1],[3],[5],[8],[17],[21] 472,000 [11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: Aspen Insurance Holdings Ltd., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,312,000 [5],[7] 9,406,000 [10],[12]        
Investment, Identifier [Axis]: Astra Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   478,000 [1],[3],[5],[8],[17],[21] 543,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Astra Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   2,869,000 [1],[3],[5],[8],[17],[38] 3,161,000 [11],[12],[14],[16],[39]        
Investment, Identifier [Axis]: Asurion LLC, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,628,000 [3],[7],[24] 9,551,000 [10],[15],[16],[20]        
Investment, Identifier [Axis]: Audio Precision, Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[21]   2,267,000          
Investment, Identifier [Axis]: Audio Precision, Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   4,312,000          
Investment, Identifier [Axis]: Auxi International, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   290,000 [1],[3],[5],[8],[29] 336,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Avance Clinical Bidco Pty Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,294,000 [1],[3],[5],[8],[17],[33] 1,865,000 [11],[12],[13],[14],[16],[35]        
Investment, Identifier [Axis]: Aveanna Healthcare, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[16],[18],[20]     2,080,000        
Investment, Identifier [Axis]: Azalea Buyer, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   288,000 [5],[7],[25] 319,000 [10],[12],[26]        
Investment, Identifier [Axis]: Azalea Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,785,000 [1],[3],[5],[17],[24] 4,762,000 [12],[15],[16],[19]        
Investment, Identifier [Axis]: Azalea Buyer, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [3],[5],[7],[17],[24] 0 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Azalea Buyer, Inc., Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,805,000 [5],[7] $ 1,982,000 [10],[12]        
Interest, pik   12.00% [5],[7] 12.00% [10],[12]        
Investment, Identifier [Axis]: Azalea Topco Inc, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     $ 1,989,000        
Investment, Identifier [Axis]: BKF Buyer, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,001,000 [5],[7],[25] 1,069,000 [10],[12],[26]        
Investment, Identifier [Axis]: BKF Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   7,682,000 [1],[3],[5],[24] 7,663,000 [12],[15],[16],[19]        
Investment, Identifier [Axis]: BKF Buyer, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (50,000) [3],[5],[7],[17],[24] (36,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: BNI Global, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   32,557,000 [1],[3],[5],[40] 37,124,000 [12],[14],[16],[41]        
Investment, Identifier [Axis]: BPG Holdings IV Corp, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   20,932,000 [2],[3],[5],[7] 19,500,000 [10],[12],[16],[18]        
Investment, Identifier [Axis]: BVI Medical, Inc., Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[21]   5,636,000          
Investment, Identifier [Axis]: Bain Capital Credit CLO 2024-5, Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   4,368,000 [2],[3],[7],[8] 4,311,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Bariacum S.A, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,624,000 [1],[3],[5],[8],[29] $ 2,868,000 [11],[12],[14],[16],[22]        
Interest, pik [11],[12],[14],[16],[22]     2.50%        
Investment, Identifier [Axis]: Basin Innovation Group, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   13,370,000 [1],[3],[5],[17],[24] $ 15,182,000 [12],[13],[14],[16],[19],[27]        
Investment, Identifier [Axis]: Basin Innovation Group, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (27,000) [3],[5],[7],[17],[24] 0 [10],[12],[13],[16],[27]        
Investment, Identifier [Axis]: Benefit Street Partners CLO XVII, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   4,100,000 [2],[3],[7],[8] 4,056,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Benify (Bennevis AB), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[42]   275,000          
Investment, Identifier [Axis]: Beyond Risk Management, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   7,606,000 [1],[2],[3],[5],[17] 7,560,000 [12],[13],[14],[15],[16],[19]        
Investment, Identifier [Axis]: Bidwax, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,658,000 [1],[3],[5],[7],[8],[29] 5,383,000 [10],[11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Biolam Group, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Convertible Bonds              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [44]   0 $ 4,577,000        
Interest, pik [44]     12.50%        
Investment, Identifier [Axis]: Biolam Group, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,751,000 [1],[3],[5],[8],[17],[29],[45] $ 4,577,000 [10],[11],[12],[13],[14],[16],[30],[31],[43]        
Interest, pik   2.80% [1],[3],[5],[8],[17],[29],[45] 12.50% [10],[11],[12],[13],[14],[16],[30],[31],[43]        
Investment, Identifier [Axis]: Biolam Group, Ordinary Shares              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 0 $ 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock A              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock A2              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock B              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock C              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock O1              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock O2              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Biolam Group, Warrants              
Schedule of Investments [Line Items]              
Total investments at fair value   0 0 [10],[11],[12],[14],[26],[43]        
Investment, Identifier [Axis]: Bishop Street Underwriters, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16]     5,724,000        
Investment, Identifier [Axis]: Bishop Street Underwriters, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[26]     576,000        
Investment, Identifier [Axis]: Bounteous, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   10,276,000 [1],[2],[3],[5] 10,133,000 [12],[13],[14],[15],[16]        
Investment, Identifier [Axis]: Bounteous, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[15],[16]     (17,000)        
Investment, Identifier [Axis]: Boxer Parent Company Inc., Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18],[20]     9,725,000        
Investment, Identifier [Axis]: Breeze Aviation Group Inc, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[18]     5,997,000        
Investment, Identifier [Axis]: Bridger Aerospace Group Holdings, LLC, Municipal Revenue Bond              
Schedule of Investments [Line Items]              
Total investments at fair value   33,778,000 [7] 33,967,000 [10]        
Investment, Identifier [Axis]: Bridger Aerospace Group Holdings, LLC, Preferred Stock- Series C              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 17,725,000 [7] $ 19,057,000 [10],[12]        
Interest, pik   7.00% [7] 7.00% [10],[12]        
Investment, Identifier [Axis]: BrightSign LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 10,366,000 [3],[4],[5],[24] $ 10,680,000 [12],[14],[15],[16],[19]        
Investment, Identifier [Axis]: BrightSign LLC, LLC units              
Schedule of Investments [Line Items]              
Total investments at fair value   979,000 [5] 1,099,000 [12]        
Investment, Identifier [Axis]: BrightSign LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   905,000 [3],[5],[7],[17],[24] 536,000 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Brightpay Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[31]     3,420,000        
Investment, Identifier [Axis]: Brightpay Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[21]   539,000          
Investment, Identifier [Axis]: Brightpay Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[29]   $ 2,401,000          
Interest, pik [1],[3],[5],[8],[29]   0.30%          
Investment, Identifier [Axis]: British Engineering Services Holdco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 7,542,000 [1],[3],[5],[8],[17],[38] $ 7,738,000 [11],[12],[13],[14],[16],[39]        
Interest, pik [11],[12],[13],[14],[16],[39]     3.80%        
Investment, Identifier [Axis]: Broadstone Group UK LTD, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[39]     $ 3,278,000        
Investment, Identifier [Axis]: Bucharest Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[8],[28]   171,000          
Investment, Identifier [Axis]: Bucharest Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[8],[38]   760,000          
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation, LP Units              
Schedule of Investments [Line Items]              
Total investments at fair value   450,000 [5],[7],[25] 414,000 [10],[12],[26]        
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,364,000 [1],[3],[5],[28] 4,100,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: CAi Software, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[4],[5],[7]   17,435,000          
Investment, Identifier [Axis]: CAi Software, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[5],[7],[17]   1,848,000          
Investment, Identifier [Axis]: CCFF Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,117,000 [1],[2],[3],[5],[17] 3,119,000 [12],[13],[14],[16],[27]        
Investment, Identifier [Axis]: CCFF Buyer, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   226,000 [5],[7] 239,000 [10],[12]        
Investment, Identifier [Axis]: CCFF Buyer, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (14,000) [2],[3],[5],[7],[17] (9,000) [10],[12],[13],[16],[27]        
Investment, Identifier [Axis]: CEC Entertainment, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[18]     34,261,000        
Investment, Identifier [Axis]: CGI Parent, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   22,358,000 [1],[2],[3],[5] 34,380,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: CGI Parent, LLC, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   1,710,000 [5],[7],[25] 1,909,000 [10],[12],[26]        
Investment, Identifier [Axis]: CGI Parent, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: CH Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     1,744,000        
Investment, Identifier [Axis]: CH Buyer, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[26]     143,000        
Investment, Identifier [Axis]: CH Buyer, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (2,000)        
Investment, Identifier [Axis]: CIFC Funding 2022-VI, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   1,149,000 [2],[3],[7],[8] 1,132,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: CIFC Funding 2024-IV, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   2,960,000 [2],[3],[7],[8] 2,905,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: CM Acquisition Holding Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   1,087,000          
Investment, Identifier [Axis]: CM Acquisition Holding Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   $ 9,563,000          
Interest, pik [1],[2],[3],[5]   2.50%          
Investment, Identifier [Axis]: CM Acquisitions Holdings Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[27]     $ 10,945,000        
Interest, pik [12],[14],[16],[27]     2.50%        
Investment, Identifier [Axis]: CMG Media Corp, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18],[20]     $ 11,253,000        
Interest, pik [10],[16],[18],[20]     7.60%        
Investment, Identifier [Axis]: CNSL 2025-1A, Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value [10]     $ 14,718,000        
Investment, Identifier [Axis]: CPCF BPCC LLC              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 8,889,000 8,000        
Investment, Identifier [Axis]: CPCF BPCC LLC, Member Interest              
Schedule of Investments [Line Items]              
Total investments at fair value   8,889,000 [7],[8],[46],[47] 8,000 [10],[11],[43],[48] $ 7,763,000      
Investment, Identifier [Axis]: CPM Holdings, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,988,000        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, 2024 LIFO Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[5],[7]   $ 8,421,000          
Interest, pik [2],[3],[5],[7]   14.70%          
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,390,000 [5],[7],[25] 2,887,000 [10],[12],[26]        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[18]     17,876,000        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Out Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[5],[7]   $ 5,721,000          
Interest, pik [2],[3],[5],[7]   14.70%          
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Out Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[18]     $ 4,629,000        
Interest, pik [10],[12],[16],[18]     14.50%        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Out Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[18]     $ 1,713,000        
Interest, pik [10],[12],[16],[18]     11.50%        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, Last In First Out Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[18]     $ 9,392,000        
Interest, pik [10],[12],[16],[18]     14.50%        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, Second Out Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,193,000 [2],[3],[5],[7] $ 1,321,000 [10],[12],[16],[18]        
Interest, pik   16.70% [2],[3],[5],[7] 13.50% [10],[12],[16],[18]        
Investment, Identifier [Axis]: CW Group Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 4,004,000 [1],[2],[3],[5] $ 8,061,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: Caldwell & Gregory LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   37,666,000 [1],[2],[3],[5],[17] 42,486,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Caldwell & Gregory LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (69,000) [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Class A Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[8],[25] 0 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Class C - Warrants              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[8],[25] 0 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Class X Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[8],[25] 0 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[8],[25] 0 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 950,000 [1],[3],[5],[8],[45],[49] $ 601,000 [11],[12],[14],[16],[30],[50]        
Interest, pik   10.30% [1],[3],[5],[8],[45],[49] 10.30% [11],[12],[14],[16],[30],[50]        
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Super Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 185,000 [1],[5],[8],[17] $ 257,000 [11],[12],[13],[14]        
Interest, pik   15.00% [1],[5],[8],[17] 15.00% [11],[12],[13],[14]        
Investment, Identifier [Axis]: Caribou Holding Company, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[8]   $ 3,832,000          
Investment, Identifier [Axis]: Caribou Holding Company, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[8],[25]   617,000          
Investment, Identifier [Axis]: Carriage Purchaser Inc, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[15],[16],[19]     $ 0        
Investment, Identifier [Axis]: Cascade Residential Services LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,973,000 [1],[2],[3],[5],[17] 21,193,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Cascade Residential Services LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   1,219,000 [2],[3],[5],[7] (19,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Centralis Finco S.a.r.l., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[7],[8],[21]   717,000          
Investment, Identifier [Axis]: Centralis Finco S.a.r.l., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[14],[16],[22]     1,455,000        
Investment, Identifier [Axis]: Ceres Pharma NV, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[29]   4,333,000          
Investment, Identifier [Axis]: Ceres Pharma NV, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[31]     4,887,000        
Investment, Identifier [Axis]: Ceres Pharma NV, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[22]     2,310,000        
Investment, Identifier [Axis]: CloudOne Digital Corp., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     34,034,000        
Investment, Identifier [Axis]: CloudOne Digital Corp., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (95,000)        
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   8,426,000 [5],[25],[47],[51] 9,992,000 [12],[26],[43] 6,080,000 [51]      
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[43]     7,931,000        
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, Subordinated Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   7,885,000 [5],[7],[47] 7,931,000        
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, Subordinated Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [51]   7,885,000   7,824,000      
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, Subordinated Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   3,635,000 [5],[7],[47],[51] 3,656,000 [10],[12],[43] 3,434,000 [51]      
Investment, Identifier [Axis]: Cobham Slip Rings SAS, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,091,000 [1],[3],[5],[8],[28] 3,064,000 [11],[12],[14],[16],[18]        
Investment, Identifier [Axis]: Coherus Biosciences, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,758,000 [2],[3],[5],[7] 9,908,000 [10],[12],[16],[18]        
Investment, Identifier [Axis]: Coherus Biosciences, Inc., Royalty Rights              
Schedule of Investments [Line Items]              
Total investments at fair value   14,583,000 [5] 3,953,000 [12]        
Investment, Identifier [Axis]: Compass Precision, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   154,000 [5],[25] 344,000 [12],[26]        
Investment, Identifier [Axis]: Compass Precision, LLC, Senior Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 640,000 [1],[5],[7] $ 653,000 [10],[12],[14]        
Interest, pik   1.00% [1],[5],[7] 1.00% [10],[12],[14]        
Investment, Identifier [Axis]: Comply365, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 24,120,000 [1],[3],[5],[24] $ 23,937,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Comply365, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [3],[5],[7],[17],[24] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Connect Holdings 2, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     9,964,000        
Investment, Identifier [Axis]: Consilio, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     3,786,000        
Investment, Identifier [Axis]: Consolidated Communications Holdings Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[7],[8],[24]   6,833,000          
Investment, Identifier [Axis]: Contabo Finco S.A.R.L, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[21]   10,022,000          
Investment, Identifier [Axis]: Contabo FincoS.À R.L, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[22]     11,372,000        
Investment, Identifier [Axis]: Copeland (Emerson), First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,988,000        
Investment, Identifier [Axis]: Copeland (Emerson), First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     6,949,000        
Investment, Identifier [Axis]: Cosmelux International, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,533,000 [1],[3],[5],[8],[21] 2,817,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Cosmelux International, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (5,000) [3],[5],[7],[8],[17],[21] (11,000) [10],[11],[12],[13],[16],[22]        
Investment, Identifier [Axis]: Coyo Uprising GmbH, Class A Units              
Schedule of Investments [Line Items]              
Total investments at fair value   249,000 [5],[7],[8],[25] 291,000 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Coyo Uprising GmbH, Class B Units              
Schedule of Investments [Line Items]              
Total investments at fair value   461,000 [5],[7],[8],[25] 547,000 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Coyo Uprising GmbH, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 10,407,000 [1],[3],[5],[8],[17],[21] $ 12,110,000 [11],[12],[13],[14],[16],[31]        
Interest, pik   0.30% [1],[3],[5],[8],[17],[21] 0.30% [11],[12],[13],[14],[16],[31]        
Investment, Identifier [Axis]: DAWGS Intermediate Holdings Co., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     $ 9,902,000        
Investment, Identifier [Axis]: DAWGS Intermediate Holdings Co., LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[26]     590,000        
Investment, Identifier [Axis]: DAWGS Intermediate Holdings Co., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     353,000        
Investment, Identifier [Axis]: DIRECTV, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18]     0        
Investment, Identifier [Axis]: DISA Holdings Corp., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 10,639,000 [1],[2],[3],[4],[5],[17] 12,740,000 [12],[13],[14],[15],[16],[19]        
Investment, Identifier [Axis]: DISA Holdings Corp., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 256,000 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: DataServ Integrations, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[28]   1,871,000          
Investment, Identifier [Axis]: DataServ Integrations, LLC, Preferred Units              
Schedule of Investments [Line Items]              
Total investments at fair value   103,000 [5],[7],[25] 193,000 [10],[12],[26]        
Investment, Identifier [Axis]: DataServ Integrations, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[17],[28]   0          
Investment, Identifier [Axis]: David Wood Baking UK Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,270,000 [3],[5],[7],[8],[38] 13,064,000 [10],[11],[12],[16],[39]        
Investment, Identifier [Axis]: DecksDirect, LLC, Class A Units              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[25] 0 [10],[12],[26]        
Investment, Identifier [Axis]: DecksDirect, LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[25] 0 [10],[12],[26]        
Investment, Identifier [Axis]: DecksDirect, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,383,000 [1],[2],[3],[5] $ 1,070,000 [12],[14],[16],[18]        
Interest, pik [12],[14],[16],[18]     0.30%        
Investment, Identifier [Axis]: DecksDirect, LLC, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12]     $ 0        
Interest, pik [10],[12]     13.00%        
Investment, Identifier [Axis]: DecksDirect, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   301,000 [2],[3],[5],[7],[17] $ (14,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: DexKo, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [13],[15],[16],[20]     887,000        
Investment, Identifier [Axis]: Diameter Capital CLO 8 Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   3,770,000 [2],[3],[7],[8] 3,799,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Discovery Buyer, L.P., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     15,703,000        
Investment, Identifier [Axis]: Discovery Buyer, L.P., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (22,000)        
Investment, Identifier [Axis]: Diversified Packaging Holdings LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   416,000 [5],[25] 545,000 [12]        
Investment, Identifier [Axis]: Diversified Packaging Holdings LLC, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 896,000 [1],[3],[5] $ 1,003,000 [12],[14],[16]        
Interest, pik   1.50% [1],[3],[5] 1.50% [12],[14],[16]        
Investment, Identifier [Axis]: Dragon Bidco, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[21]   $ 1,241,000          
Investment, Identifier [Axis]: DreamStart BidCo SAS (d/b/a SmartTrade), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[7],[8],[21]   828,000          
Investment, Identifier [Axis]: Dune Group, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[21]   222,000          
Investment, Identifier [Axis]: Dune Group, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[8]   4,565,000          
Investment, Identifier [Axis]: Dune Group, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[8]   $ 482,000          
Interest, pik [1],[2],[3],[5],[8]   2.30%          
Investment, Identifier [Axis]: Dunlipharder B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 998,000 [1],[2],[3],[5],[8] $ 1,000,000 [11],[12],[14],[16],[18]        
Investment, Identifier [Axis]: Durare Bidco, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     43,982,000        
Investment, Identifier [Axis]: Durare Bidco, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (117,000)        
Investment, Identifier [Axis]: Dwyer Instruments, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,703,000 [1],[2],[3],[5] 6,598,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Dwyer Instruments, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     129,000        
Investment, Identifier [Axis]: EB Development, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   7,346,000 [1],[3],[5],[8],[17],[21] 7,503,000 [11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: EFC International, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   328,000 [5],[25] 219,000 [12],[26]        
Investment, Identifier [Axis]: EFC International, Senior Unsecured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 686,000 [5],[7] $ 705,000 [10],[12]        
Interest, pik   2.50% [5],[7] 2.50% [10],[12]        
Investment, Identifier [Axis]: EMI Porta Holdco LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 42,351,000 [1],[2],[3],[5] $ 39,841,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: EMI Porta Holdco LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   465,000 [2],[3],[5],[7],[17] 468,000 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: EZ SMBO Bidco, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12]     $ 395,000        
Interest, pik [10],[11],[12]     8.00%        
Investment, Identifier [Axis]: EZ SMBO Bidco, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[50]     $ 714,000        
Investment, Identifier [Axis]: EZ SMBO Bidco, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[31]     1,047,000        
Investment, Identifier [Axis]: Echo Global Logistics, Inc., Partnership Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   352,000 [5],[7],[25] 224,000 [10],[12],[26]        
Investment, Identifier [Axis]: Echo Global Logistics, Inc., Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   16,400,000 [1],[3],[5],[24] 16,006,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC              
Schedule of Investments [Line Items]              
Total investments at fair value             $ 63,400,000
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC, Revolver, Funded              
Schedule of Investments [Line Items]              
Total investments at fair value   7,100,000 4,900,000        
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC, Revolver, Unfunded              
Schedule of Investments [Line Items]              
Total investments at fair value           $ 16,000,000 9,600,000
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC, Second Lien Senior Secured Loan              
Schedule of Investments [Line Items]              
Total investments at fair value             $ 3,200,000
Investment, Identifier [Axis]: Eclipse Business Capital, LLC Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,209,000 [51] 3,209,000 3,209,000 [51]      
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   96,603,000 [5],[7],[47] 98,497,000 [10],[12],[43]        
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, LLC units              
Schedule of Investments [Line Items]              
Total investments at fair value   96,603,000 [51] 98,497,000 102,917,000 [51]      
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   7,123,000 [3],[5],[7],[17],[24],[47] 4,941,000 [10],[12],[13],[15],[16],[43]        
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   7,123,000 [51] 4,941,000 3,915,000 [51]      
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,209,000 [5],[7],[47] 3,209,000 [10],[12],[43]        
Investment, Identifier [Axis]: Electric Equipment & Engineering Co., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 307,000 [1],[5] 316,000 [12],[14]        
Interest, pik [1],[5]   3.00%          
Investment, Identifier [Axis]: Electric Equipment & Engineering Co., LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 188,000 [5],[7],[25] 306,000 [10],[12],[26]        
Investment, Identifier [Axis]: Electrical Components International, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[17],[28]   20,819,000          
Investment, Identifier [Axis]: Ellkay, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   $ 5,072,000          
Interest, pik [1],[2],[3],[5]   2.00%          
Investment, Identifier [Axis]: Elmwood CLO 29 Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 2,576,000 [2],[3],[7],[8] 2,507,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Entact Environmental Services, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,850,000 [1],[2],[3],[4],[5] 1,778,000 [14],[16],[18],[19]        
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 830,000 [1],[3],[5],[8],[29],[45] $ 617,000 [11],[12],[14],[16],[30],[31]        
Interest, pik   9.60% [1],[3],[5],[8],[29],[45] 9.40% [11],[12],[14],[16],[30],[31]        
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 453,000 [1],[2],[3],[5],[8],[45] $ 298,000 [11],[12],[14],[16],[18],[30]        
Interest, pik   11.30% [1],[2],[3],[5],[8],[45] 12.40% [11],[12],[14],[16],[18],[30]        
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[16],[30],[39]     $ 822,000        
Interest, pik [10],[11],[12],[16],[30],[39]     12.40%        
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, Senior Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 0 [5],[7],[8],[45] $ 0 [10],[11],[12],[30]        
Interest, pik   11.50% [5],[7],[8],[45] 11.50% [10],[11],[12],[30]        
Investment, Identifier [Axis]: Events Software BidCo Pty Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,336,000 [1],[3],[5],[8],[17],[33] $ 1,426,000 [11],[12],[13],[14],[16],[35]        
Investment, Identifier [Axis]: Expert Institute Group Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     3,752,000        
Investment, Identifier [Axis]: Expert Institute Group Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (17,000)        
Investment, Identifier [Axis]: Express Wash Acquisition Company, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,918,000 [1],[2],[3],[5] 4,866,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Express Wash Acquisition Company, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   123,000 [2],[3],[5],[7],[17] (1,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: FL Hawk Intermediate Holdings, Inc. (f/k/a Fineline Technologies, Inc.), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   38,186,000 [1],[2],[3],[4],[5] 38,148,000 [12],[14],[15],[16],[19]        
Investment, Identifier [Axis]: FSS Buyer LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[15],[16],[18],[19]     40,511,000        
Investment, Identifier [Axis]: FSS Buyer LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[4],[5]   14,923,000          
Investment, Identifier [Axis]: FSS Buyer LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[24]   9,113,000          
Investment, Identifier [Axis]: FSS Buyer LLC, LP Interest              
Schedule of Investments [Line Items]              
Total investments at fair value   42,000 [5],[25] 43,000 [12],[26]        
Investment, Identifier [Axis]: FSS Buyer LLC, LP Units              
Schedule of Investments [Line Items]              
Total investments at fair value   185,000 [5] 190,000 [12],[26]        
Investment, Identifier [Axis]: Faraday, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   234,000 [1],[3],[5],[8],[17],[21] 3,569,000 [10],[11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Featherstone Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[37]     2,478,000        
Investment, Identifier [Axis]: FinThrive Software Intermediate Holdings Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[15],[16],[20]     9,620,000        
Investment, Identifier [Axis]: FinThrive Software Intermediate Holdings Inc., Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 2,717,000 [1],[5] $ 3,248,000 [12],[14]        
Interest, pik   11.00% [1],[5] 11.00% [12],[14]        
Investment, Identifier [Axis]: FinThrive Software Intermediate Holdings Inc., Second Out Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[15],[16]     $ 6,647,000        
Investment, Identifier [Axis]: Finaxy Holding, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[13],[14],[16],[31]     9,550,000        
Investment, Identifier [Axis]: Finaxy Holding, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[21]   $ (117,000)          
Investment, Identifier [Axis]: Finaxy Holding, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[29]   4,291,000          
Investment, Identifier [Axis]: Findex Group Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,217,000 [1],[5],[8],[33] 2,393,000 [10],[11],[12],[14],[52]        
Investment, Identifier [Axis]: Finexvet, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,227,000 [1],[3],[5],[7],[8],[29] $ 9,814,000 [10],[11],[12],[14],[16],[31]        
Interest, pik [10],[11],[12],[14],[16],[31]     3.30%        
Investment, Identifier [Axis]: FitzMark Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[15],[16],[19]     $ 4,036,000        
Investment, Identifier [Axis]: Fitzmark, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[4],[5],[7],[24]   4,171,000          
Investment, Identifier [Axis]: Five Star Holding LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   294,000 [5],[25] 395,000 [12],[26]        
Investment, Identifier [Axis]: Five Star Holding LLC, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,895,000 [1],[2],[3],[5] 7,152,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Flexential Issuer, LLC, Structured Secured Note - Class C              
Schedule of Investments [Line Items]              
Total investments at fair value   9,587,000 [7] 9,831,000 [10]        
Investment, Identifier [Axis]: Flywheel Holdings Segregated Portfolio 2025-2, LP Interest              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[26]     8,415,000        
Investment, Identifier [Axis]: Flywheel Re Segregated Portfolio 2022-4, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   6,458,000 [5],[7],[8],[25] 4,478,000 [10],[11],[12]        
Investment, Identifier [Axis]: Focus Financial Partners LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[20]     1,000,000        
Investment, Identifier [Axis]: Footco 40 Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   217,000 [1],[3],[5],[8],[21] 246,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Footco 40 Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   1,588,000 [1],[3],[5],[8],[17],[36] 1,709,000 [11],[12],[14],[16],[37]        
Investment, Identifier [Axis]: Forest Buyer, LLC, Class A LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   262,000 [5],[25] 278,000 [12],[26]        
Investment, Identifier [Axis]: Forest Buyer, LLC, Class B LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   250,000 [5],[25] 134,000 [12]        
Investment, Identifier [Axis]: Forest Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,187,000 [1],[2],[3],[5] 57,070,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Forest Buyer, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (4,000) [2],[3],[5],[7],[17] (28,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Fortis Payment Systems, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[4],[5],[17]   18,278,000          
Investment, Identifier [Axis]: Fortis Payment Systems, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[5],[7],[17]   (32,000)          
Investment, Identifier [Axis]: Foundation Building Materials Inc, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18]     8,000        
Investment, Identifier [Axis]: FragilePak LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   8,972,000 [1],[2],[3],[5] 8,902,000 [12],[16],[18],[19]        
Investment, Identifier [Axis]: FragilePak LLC, Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   761,000 [5],[25] 729,000 [12],[26]        
Investment, Identifier [Axis]: GB Eagle Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   10,992,000 [1],[2],[3],[5],[7],[17] 11,035,000 [10],[12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: GB Eagle Buyer, Inc., Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   1,688,000 [5],[7] 1,890,000 [10],[12]        
Investment, Identifier [Axis]: GB Eagle Buyer, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (29,000) [2],[3],[5],[7],[17] 1,086,000 [12],[13],[16],[18]        
Investment, Identifier [Axis]: GCDL LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   243,000 [5],[25] 355,000 [12]        
Investment, Identifier [Axis]: GCDL LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   529,000 [1],[2],[3],[5],[17] 503,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: GCDL LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (2,000) [2],[3],[5],[7],[17] (1,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: GEON, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     2,795,000        
Investment, Identifier [Axis]: GMES LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     16,274,000        
Investment, Identifier [Axis]: GMES LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (27,000)        
Investment, Identifier [Axis]: GPNZ II GmbH, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [1],[5],[8],[25] 0 [11],[12],[14],[26]        
Investment, Identifier [Axis]: GPNZ II GmbH, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 271,000 [5],[7],[8] $ 275,000 [10],[11],[12],[13]        
Interest, pik   10.00% [5],[7],[8] 10.00% [10],[11],[12],[13]        
Investment, Identifier [Axis]: GPNZ II GmbH, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[8],[17]   $ 33,000          
Interest, pik [3],[5],[7],[8],[17]   10.00%          
Investment, Identifier [Axis]: GPNZ II GmbH, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 189,000 [1],[3],[5],[8],[40],[45] $ 0 [11],[12],[14],[16],[30],[41]        
Interest, pik [11],[12],[14],[16],[30],[41]     9.90%        
Investment, Identifier [Axis]: Genesee & Wyoming Inc , First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     $ 3,401,000        
Investment, Identifier [Axis]: GenesisCare, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[35]     3,260,000        
Investment, Identifier [Axis]: Glacis Acquisition S.A.R.L., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   10,789,000 [1],[3],[5],[8],[17],[29] 12,130,000 [11],[12],[13],[14],[16],[31]        
Investment, Identifier [Axis]: Global Academic Group Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   2,284,000 [1],[3],[5],[8],[33] 2,680,000 [11],[12],[14],[16],[35]        
Investment, Identifier [Axis]: Global Academic Group Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   4,000,000 [1],[3],[5],[8],[17],[53] 4,146,000 [11],[12],[13],[14],[16],[54]        
Investment, Identifier [Axis]: Global Medical Response, Inc. (f/k/a Air Medical Group Holdings), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     9,402,000        
Investment, Identifier [Axis]: Gojo Industries, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 25,143,000 [2],[3],[5],[7] 24,742,000 [10],[12],[15],[16]        
Interest, pik [2],[3],[5],[7]   4.50%          
Investment, Identifier [Axis]: Golub Capital Partners CLO 62(B)-R, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 4,266,000 [2],[3],[7],[8] 4,261,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Graphpad Software, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[4],[5],[17]   22,798,000          
Investment, Identifier [Axis]: Graphpad Software, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[5],[7],[17]   (2,000)          
Investment, Identifier [Axis]: Greenhill II BV, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   936,000 [1],[3],[5],[8],[17],[21] 1,764,000 [11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: Groupe Guemas, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,374,000 [1],[3],[5],[8],[29] 2,712,000 [11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Groupe Product Life, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[21]   6,110,000          
Investment, Identifier [Axis]: Groupe Product Life, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[22]     12,692,000        
Investment, Identifier [Axis]: HEKA Invest, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,902,000 [1],[3],[5],[8],[17],[21] 11,007,000 [10],[11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: HS Advisory Buyer LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     16,100,000        
Investment, Identifier [Axis]: HS Advisory Buyer LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (39,000)        
Investment, Identifier [Axis]: HSL Compliance, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[37]     1,294,000        
Investment, Identifier [Axis]: HTI Technology & Industries, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   8,303,000 [1],[2],[3],[4],[5],[7],[17] 8,240,000 [10],[12],[13],[14],[16],[19],[27]        
Investment, Identifier [Axis]: HTI Technology & Industries, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (58,000) [2],[3],[5],[7],[17] (64,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: HW Holdco, LLC (Hanley Wood LLC), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   19,210,000 [1],[2],[3],[4],[5] 18,047,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Harmony Peace Park CLO DAC, Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   2,549,000 [2],[3],[7],[8] 2,523,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Haystack Holdings LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[19],[27]     12,574,000        
Investment, Identifier [Axis]: Haystack Holdings LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[27]     (2,000)        
Investment, Identifier [Axis]: HeartHealth Bidco Pty Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   602,000 [1],[3],[5],[8],[17],[33] 700,000 [11],[12],[13],[14],[16],[35]        
Investment, Identifier [Axis]: Heartland Veterinary Partners, LLC, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 7,126,000 [5],[7] $ 7,847,000 [10],[12]        
Interest, pik   11.00% [5],[7] 11.00% [10],[12]        
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 22,351,000 [1],[2],[3],[4],[5] $ 22,180,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Heilbron (f/k/a Sucsez (Bolt Bidco B.V.)), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[29]   8,325,000          
Investment, Identifier [Axis]: Heilbron (f/k/a Sucsez (Bolt Bidco B.V.)), First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[31]     4,413,000        
Investment, Identifier [Axis]: Heilbron (f/k/a Sucsez (Bolt Bidco B.V.)), First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[31]     5,277,000        
Investment, Identifier [Axis]: HemaSource, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   227,000 [5],[7],[25] 243,000 [10],[12],[26]        
Investment, Identifier [Axis]: HemaSource, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   7,626,000 [1],[3],[5],[24] 7,029,000 [12],[15],[16],[19]        
Investment, Identifier [Axis]: HemaSource, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [3],[5],[7],[17],[24] 0 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Herbalife Ltd., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   13,174,000 [3],[7],[8],[24] 5,049,000 [10],[11],[13],[15],[16]        
Investment, Identifier [Axis]: High Street Buyer Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     1,624,000        
Investment, Identifier [Axis]: Home Care Assistance, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,438,000 [1],[2],[3],[5],[7] $ 1,322,000 [10],[12],[14],[16],[18]        
Interest, pik [10],[12],[14],[16],[18]     1.00%        
Investment, Identifier [Axis]: HomeX Services Group LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   14,767,000 [1],[2],[3],[4],[5],[17] $ 17,101,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: HomeX Services Group LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (34,000) [2],[3],[5],[7],[17] 338,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Honour Lane Logistics Holdings Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   14,537,000 [1],[3],[5],[8],[28] 14,583,000 [11],[12],[14],[16],[27]        
Investment, Identifier [Axis]: Hydratech Holdings, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[17]   7,106,000          
Investment, Identifier [Axis]: Hydratech Holdings, Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18],[19]     8,577,000        
Investment, Identifier [Axis]: Hydratech Holdings, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   254,000 [2],[3],[5],[7],[17] 489,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Hygie 31 Holding, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[7],[8],[29]   566,000          
Investment, Identifier [Axis]: ICREDITWORKS LLC, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12]     $ 5,316,000        
Interest, pik [10],[12]     7.50%        
Investment, Identifier [Axis]: ICREDITWORKS LLC, Warrants              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[26]     $ 0        
Investment, Identifier [Axis]: IM Square, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   4,255,000 [1],[3],[5],[7],[8],[21] 4,861,000 [10],[11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: IM Square, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   3,254,000 [1],[3],[5],[8],[21] 3,760,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: ISTO Technologies II, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[28]   6,822,000          
Investment, Identifier [Axis]: ISTO Technologies II, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[17],[28]   (3,000)          
Investment, Identifier [Axis]: ITI Intermodal, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   915,000 [5],[25] 984,000 [12],[26]        
Investment, Identifier [Axis]: ITI Intermodal, Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   800,000 [1],[3],[4],[5],[28] 795,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: ITI Intermodal, Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   12,078,000 [3],[5],[7],[28] 11,986,000 [10],[12],[16],[18]        
Investment, Identifier [Axis]: ITI Intermodal, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   225,000 [3],[5],[7],[17],[28] 226,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Ice House America, L.L.C., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,267,000 [1],[2],[3],[5],[17] 4,169,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Ice House America, L.L.C., LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   473,000 [5],[25] 339,000 [12],[26]        
Investment, Identifier [Axis]: Ice House America, L.L.C., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   279,000 [2],[3],[5],[7],[17] 557,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Image International Intermediate Holdco II, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   23,352,000          
Investment, Identifier [Axis]: Image International Intermediate Holdco II, LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     $ 18,385,000        
Interest, pik [12],[16],[18]     0.50%        
Investment, Identifier [Axis]: Image International Intermediate Holdco II, LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     $ 4,518,000        
Investment, Identifier [Axis]: Infoblox, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     2,963,000        
Investment, Identifier [Axis]: Infoniqa Holdings GmbH, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   3,902,000 [1],[3],[5],[8],[29] 9,584,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Infoniqa Holdings GmbH, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[29]   545,000          
Investment, Identifier [Axis]: Innovad Group II BV, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   1,011,000 [1],[3],[5],[7],[8],[29] 1,147,000 [10],[11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Innovad Group II BV, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   160,000 [3],[5],[7],[8],[55] 182,000 [10],[11],[12],[16],[56]        
Investment, Identifier [Axis]: International Fleet Financing No.2 B.V., Class C Senior Secured Note              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[13]     1,754,000        
Investment, Identifier [Axis]: Interstellar Group B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,018,000 [1],[3],[5],[8],[17],[21] 3,458,000 [11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: InvoCare Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,925,000 [1],[3],[5],[8],[17],[33] 4,292,000 [11],[12],[13],[14],[16],[35]        
Investment, Identifier [Axis]: Iridium Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,956,000 [1],[3],[5],[8],[38] 5,637,000 [11],[12],[14],[16],[37]        
Investment, Identifier [Axis]: Isolstar Holding NV (IPCOM), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   10,149,000 [1],[3],[5],[8],[21] 11,572,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: J&J Ventures Gaming, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[15],[16]     49,500,000        
Investment, Identifier [Axis]: JPMorgan Chase & Co., JPMorgan Prime Money Market Fund              
Schedule of Investments [Line Items]              
Total investments at fair value   10,200,000 [7] 10,702,000 [10]        
Investment, Identifier [Axis]: Jade Bidco Limited (Jane's), First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   3,417,000 [1],[3],[5],[8],[29] 3,883,000 [11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Jade Bidco Limited (Jane's), First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   21,146,000 [1],[3],[5],[8],[28] 21,141,000 [11],[12],[14],[16],[27]        
Investment, Identifier [Axis]: JetBlue Airways Corporation, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[16],[18],[20]     6,197,000        
Investment, Identifier [Axis]: Jon Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,787,000 [1],[3],[5],[8],[17],[53] 3,990,000 [11],[12],[13],[14],[16],[54]        
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   8,043,000 [1],[2],[3],[5],[7] 29,152,000 [10],[12],[14],[16],[27]        
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   372,000 [5] 827,000 [12]        
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 80,000 [10],[12],[13],[16],[27]        
Investment, Identifier [Axis]: KAMC Holdings Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     10,736,000        
Investment, Identifier [Axis]: KAMC Holdings Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     311,000        
Investment, Identifier [Axis]: KSLB Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,699,000 [1],[2],[3],[5] 21,264,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Kaseya, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [14],[15]     998,000        
Investment, Identifier [Axis]: Keystone Bidco B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   677,000 [1],[3],[5],[8],[17],[21] 918,000 [11],[12],[13],[14],[16],[31]        
Investment, Identifier [Axis]: Keystone Bidco B.V., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   18,000 [3],[5],[7],[8],[17],[21] 10,000 [10],[11],[12],[13],[16],[31]        
Investment, Identifier [Axis]: Kid Distro Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   30,009,000 [1],[2],[3],[4],[5] 29,815,000 [12],[14],[16],[19],[27]        
Investment, Identifier [Axis]: Kid Distro Holdings, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   1,286,000 [5],[25] 1,201,000 [12],[26]        
Investment, Identifier [Axis]: Kline Hill Partners LP, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[26]     491,000        
Investment, Identifier [Axis]: Kline Hill Partners LP, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     21,300,000        
Investment, Identifier [Axis]: Kline Hill Partners LP, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[18]     (87,000)        
Investment, Identifier [Axis]: Kline Hill Partners LP, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12]     23,388,000        
Investment, Identifier [Axis]: Kodiak BP LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,983,000        
Investment, Identifier [Axis]: LBM Acquisition LLC , First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     2,986,000        
Investment, Identifier [Axis]: LHS Borrower, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[15],[16]     50,165,000        
Investment, Identifier [Axis]: LHS Borrower, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[15],[16]     (69,000)        
Investment, Identifier [Axis]: Lambir Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,327,000 [1],[3],[5],[8],[17],[29] 2,718,000 [11],[12],[13],[14],[16],[31]        
Investment, Identifier [Axis]: Lambir Bidco Limited, Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 798,000 [5],[7],[8] $ 922,000 [10],[11],[12]        
Interest, pik   12.00% [5],[7],[8] 12.00% [10],[11],[12]        
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[28]   $ 687,000          
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[27]     $ 608,000        
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[18]     127,000        
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[39]     154,000        
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (1,000) [3],[5],[7],[8],[17],[28] 35,000 [10],[11],[12],[16],[27]        
Investment, Identifier [Axis]: LeadsOnline, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   25,492,000 [1],[2],[3],[4],[5] 25,329,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: LeadsOnline, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   135,000 [5] 149,000 [12]        
Investment, Identifier [Axis]: LeadsOnline, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (13,000) [2],[3],[5],[7],[17] (9,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Learfield Communications, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[7],[24]   2,115,000          
Investment, Identifier [Axis]: LifePoint Health Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,736,000        
Investment, Identifier [Axis]: LifePoint Health Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     2,985,000        
Investment, Identifier [Axis]: Liftoff Mobile, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[20]     4,859,000        
Investment, Identifier [Axis]: Listrac Bidco Limited, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[8],[25]   1,610,000          
Investment, Identifier [Axis]: Listrac Bidco Limited, Common StockGbp              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[26]     1,899,000        
Investment, Identifier [Axis]: Listrac Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   169,000 [5],[7],[8],[38] 190,000 [10],[11],[12],[39]        
Investment, Identifier [Axis]: Listrac Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   992,000 [5],[7],[8],[38] 1,066,000 [10],[11],[12],[39]        
Investment, Identifier [Axis]: Lockmasters Security Intermediate, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     13,700,000        
Investment, Identifier [Axis]: Lockmasters Security Intermediate, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[15],[16]     (8,000)        
Investment, Identifier [Axis]: Long Term Care Group, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 4,095,000 [1],[2],[3],[5] 4,386,000 [12],[14],[16],[18]        
Interest, pik [1],[2],[3],[5]   3.70%          
Investment, Identifier [Axis]: M-Personal Protection Management GMBH, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[22]     11,750,000        
Investment, Identifier [Axis]: M-Personal Protection Management GmbH (f/k/a INOS 19-090 GmbH), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[21]   $ 10,096,000          
Investment, Identifier [Axis]: MB Purchaser, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,775,000 [1],[3],[5],[17],[24] 5,519,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: MB Purchaser, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   218,000 [5],[25] 236,000 [12],[26]        
Investment, Identifier [Axis]: MB Purchaser, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (4,000) [3],[5],[7],[17],[24] (7,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: MC Group Ventures Corporation, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   7,950,000 [1],[3],[4],[5],[17],[24] 7,761,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: MC Group Ventures Corporation, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   6,374,000 [1],[3],[4],[5],[17],[28] 6,667,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: MC Group Ventures Corporation, Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   511,000 [5],[7],[25] 449,000 [10],[12],[26]        
Investment, Identifier [Axis]: MI OpCo Holdings, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[7],[24]   25,500,000          
Investment, Identifier [Axis]: MIV Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     5,257,000        
Investment, Identifier [Axis]: MIV Buyer, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[26]     202,000        
Investment, Identifier [Axis]: MIV Buyer, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (12,000)        
Investment, Identifier [Axis]: MNS Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   662,000 [1],[2],[3],[5] 348,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: MNS Buyer, Inc., Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   106,000 [5],[7],[25] 189,000 [10],[12],[26]        
Investment, Identifier [Axis]: MSI Express Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     8,095,000        
Investment, Identifier [Axis]: MSI Express Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     2,169,000        
Investment, Identifier [Axis]: Marmoutier Holding B.V., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[14],[26]     0        
Investment, Identifier [Axis]: Marmoutier Holding B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 146,000 [1],[3],[5],[8],[17],[29],[45] $ 39,000 [10],[11],[12],[13],[16],[22]        
Interest, pik   10.40% [1],[3],[5],[8],[17],[29],[45] 8.50% [10],[11],[12],[13],[16],[22]        
Investment, Identifier [Axis]: Marmoutier Holding B.V., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   $ (53,000) [3],[5],[7],[8],[17],[29],[45] $ 146,000 [10],[11],[12],[16],[22]        
Interest, pik   6.70% [3],[5],[7],[8],[17],[29],[45] 7.50% [10],[11],[12],[16],[22]        
Investment, Identifier [Axis]: Marmoutier Holding B.V., Super Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 186,000 [3],[5],[7],[8],[45] $ 160,000 [10],[11],[12],[16],[31]        
Interest, pik   6.00% [3],[5],[7],[8],[45] 8.30% [10],[11],[12],[16],[31]        
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 5,346,000 [1],[2],[3],[5] $ 5,366,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   11,550,000 [1],[3],[5],[57] 11,199,000 [12],[14],[16],[32]        
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), Revolver 1              
Schedule of Investments [Line Items]              
Total investments at fair value   (26,000) [2],[3],[5],[7],[17] 105,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), Revolver 2              
Schedule of Investments [Line Items]              
Total investments at fair value   (31,000) [3],[5],[7],[17],[57] (24,000) [10],[12],[13],[16],[32]        
Investment, Identifier [Axis]: Median B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,958,000 [1],[3],[8],[38] 6,531,000 [11],[14],[16],[37]        
Investment, Identifier [Axis]: Medical Solutions Parent Holdings, Inc., Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,211,000 [1],[2],[3] 892,000 [10],[14],[16],[18]        
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [5],[7],[25] 0 [10],[12],[26]        
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,984,000 [2],[3],[4],[5] 7,706,000 [12],[16],[18],[19]        
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   138,000 [5],[7],[25] 387,000 [10],[12],[26]        
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   323,000 [2],[3],[5],[7],[17] 199,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Mercell Holding AS, Class A Units              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 125,000 [5],[7],[8],[25] $ 152,000 [10],[11],[12],[26]        
Interest, pik   9.00% [5],[7],[8],[25] [10],[11],[12],[26]        
Investment, Identifier [Axis]: Mercell Holding AS, Class B Units              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 21,000 [5],[7],[8],[25] $ 0 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Mercell Holding AS, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,750,000 [1],[3],[5],[8],[17],[58] 3,136,000 [11],[12],[13],[14],[16],[59]        
Investment, Identifier [Axis]: Mertus 522. GmbH, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   394,000 [1],[3],[5],[8],[29] 449,000 [11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Mertus 522. GmbH, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   3,295,000 [1],[3],[5],[8],[29] 3,791,000 [11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Metis BidCo Pty Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[33]   294,000          
Investment, Identifier [Axis]: Modern Star Holdings Bidco Pty Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,759,000 [1],[3],[5],[7],[8],[17],[60] 1,865,000 [10],[11],[12],[13],[14],[16],[52]        
Investment, Identifier [Axis]: Mold-Rite Plastics, LLC, Second Lien Second Out Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 2,837,000 [1],[2] $ 0 [14],[18]        
Interest, pik   2.30% [1],[2] 2.30% [14],[18]        
Investment, Identifier [Axis]: Momentum Textiles, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     $ 10,642,000        
Investment, Identifier [Axis]: Momentum Textiles, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (11,000)        
Investment, Identifier [Axis]: Moonlight Bidco Limited, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 182,000 [5],[7],[8],[25] 210,000 [10],[11],[12],[26]        
Investment, Identifier [Axis]: Moonlight Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,841,000 [3],[5],[7],[8],[17],[36] 2,000,000 [10],[11],[12],[13],[16],[37]        
Investment, Identifier [Axis]: Murphy Midco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   738,000 [1],[3],[5],[7],[8],[38] 753,000 [10],[11],[12],[14],[16],[39]        
Investment, Identifier [Axis]: Music Reports, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,333,000 [2],[3],[4],[5] 2,399,000 [12],[16],[18],[19]        
Investment, Identifier [Axis]: NAPA Management Services Corp, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[14],[15],[16],[20]     4,248,000        
Investment, Identifier [Axis]: NAW Buyer LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   11,533,000 [1],[2],[3],[5],[17] 12,022,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: NAW Buyer LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   639,000 [5] 748,000 [12]        
Investment, Identifier [Axis]: NAW Buyer LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: NF Holdco, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,456,000 [2],[3],[5],[7] 5,263,000 [10],[12],[16],[18]        
Investment, Identifier [Axis]: NF Holdco, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   753,000 [5],[7],[25] 411,000 [10],[12],[26]        
Investment, Identifier [Axis]: NF Holdco, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   370,000 [2],[3],[5],[7],[17] 816,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: NPM Investments 28 B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,128,000 [1],[3],[4],[5],[8],[17],[21] 4,278,000 [10],[11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: Napa Bidco Pty Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,146,000 [1],[3],[5],[8],[33] 13,001,000 [11],[12],[14],[16],[35]        
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., Class A Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[25]   467,000          
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., Class B Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[25]   600,000          
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[4],[5],[24]   4,101,000          
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[17],[24]   0          
Investment, Identifier [Axis]: Navia Benefit Solutions, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,472,000 [3],[4],[5],[7],[24] 6,422,000 [10],[12],[15],[16],[19]        
Investment, Identifier [Axis]: NeoxCo, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,456,000 [1],[3],[5],[8],[29] 2,809,000 [11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Neptune Bidco US Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18],[20]     9,048,000        
Investment, Identifier [Axis]: Next Holdco, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   15,221,000 [1],[2],[3],[5],[17] 43,153,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: Next Holdco, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] (13,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Northstar Recycling, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   17,249,000 [1],[2],[3],[5],[17] 23,519,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: Northstar Recycling, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (45,000) [2],[3],[5],[7],[17] (36,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: OA Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[4],[5],[24]   45,316,000          
Investment, Identifier [Axis]: OA Buyer, Inc., Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7]   783,000          
Investment, Identifier [Axis]: OA Buyer, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[17],[24]   (5,000)          
Investment, Identifier [Axis]: OAC Holdings I Corp, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   3,539,000 [3],[4],[5],[24] 3,294,000 [12],[16],[18],[19]        
Investment, Identifier [Axis]: OAC Holdings I Corp, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [3],[5],[7],[17],[24] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: OCP CLO 2016-12, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   1,930,000 [2],[3],[7],[8] 1,901,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: OCP CLO 2024-35, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   3,787,000 [2],[3],[7],[8] 3,828,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: OG III B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[21]   14,312,000          
Investment, Identifier [Axis]: OG III B.V., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[22]     15,957,000        
Investment, Identifier [Axis]: ORS Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     10,643,000        
Investment, Identifier [Axis]: ORTEC INTERNATIONAL NEWCO B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,657,000 [1],[3],[5],[8],[21] 5,371,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: OSP Hamilton Purchaser, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   19,044,000 [1],[2],[3],[4],[5],[7],[17] 23,427,000 [10],[12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: OSP Hamilton Purchaser, LLC, LP Units              
Schedule of Investments [Line Items]              
Total investments at fair value   274,000 [5] 356,000 [12],[26]        
Investment, Identifier [Axis]: OSP Hamilton Purchaser, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   623,000 [2],[3],[5],[7],[17] 1,201,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Ocelot Holdco LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   232,000 [5],[7],[25] 737,000 [10],[12],[26]        
Investment, Identifier [Axis]: Ocelot Holdco LLC, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 898,000 [5],[7] $ 762,000 [10],[12]        
Interest, pik   15.00% [5],[7] 15.00% [10],[12]        
Investment, Identifier [Axis]: Ocelot Holdco LLC, Super Senior Takeback Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7]   $ 172,000          
Investment, Identifier [Axis]: Ocelot Holdco LLC, Takeback Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   917,000 [5],[7] $ 917,000 [10],[12]        
Investment, Identifier [Axis]: Octagon Investment Partners 20-R, LLC, Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   2,567,000 [2],[3],[7],[8] 2,537,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Octane Purchaser Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16]     28,595,000        
Investment, Identifier [Axis]: Octane Purchaser Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[15],[16]     (27,000)        
Investment, Identifier [Axis]: Ocular Therapeutix, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,698,000 [3],[5],[7],[8],[24] 9,675,000 [10],[11],[12],[15],[16]        
Investment, Identifier [Axis]: Oracle Vision Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[39]     7,031,000        
Investment, Identifier [Axis]: Oracle Vision Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[38]   1,358,000          
Investment, Identifier [Axis]: Oracle Vision Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[38]   4,983,000          
Investment, Identifier [Axis]: Origin Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   301,000 [1],[3],[5],[8],[21] 345,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Origin Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   522,000 [1],[2],[3],[5],[8] 8,882,000 [11],[12],[14],[16],[18]        
Investment, Identifier [Axis]: Origin Bidco Limited, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[8]   8,301,000          
Investment, Identifier [Axis]: Owl Intermediate Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     11,620,000        
Investment, Identifier [Axis]: Owl Intermediate Holdings, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (30,000)        
Investment, Identifier [Axis]: PDQ.Com Corporation, Class A-2 Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   126,000 [5],[7],[25] 97,000 [10],[12],[26]        
Investment, Identifier [Axis]: PDQ.Com Corporation, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   16,441,000 [1],[2],[3],[4],[5],[17] 19,346,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: PEGASUS TRANSTECH HOLDING, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   8,333,000 [1],[3],[5],[24] 8,249,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: PSP Intermediate 4, LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   844,000 [1],[3],[5],[8],[17],[21] 949,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: PSP Intermediate 4, LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   1,408,000 [1],[2],[3],[5],[8] 1,394,000 [11],[12],[14],[16],[18]        
Investment, Identifier [Axis]: Padagis, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18],[20]     5,178,000        
Investment, Identifier [Axis]: Palmer Square CLO 2022-5, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   4,125,000 [2],[3],[7],[8] 4,060,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Panoche Energy Center LLC, First Lien Senior Secured Bond              
Schedule of Investments [Line Items]              
Total investments at fair value   3,695,000 [5],[7] 3,046,000 [10],[12]        
Investment, Identifier [Axis]: Pare SAS (SAS Maurice MARLE), First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 522,000 [1],[3],[5],[8],[29] 575,000 [11],[12],[14],[16],[22]        
Interest, pik [1],[3],[5],[8],[29]   0.80%          
Investment, Identifier [Axis]: Pare SAS (SAS Maurice MARLE), First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 4,800,000 [1],[2],[3],[5],[8],[17] 4,600,000 [11],[12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[17],[24]   609,000          
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[15],[16]     29,000        
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[15],[16]     593,000        
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   263,000 [5],[25] 350,000 [12],[26]        
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [12]     $ 38,000        
Interest, pik [12]     10.00%        
Investment, Identifier [Axis]: Patriot New Midco 1 Limited (Forensic Risk Alliance), First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   273,000 [1],[3],[5],[8],[21] $ 282,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Patriot New Midco 1 Limited (Forensic Risk Alliance), First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   351,000 [1],[2],[3],[5],[8] 320,000 [11],[12],[14],[16],[18]        
Investment, Identifier [Axis]: Patterson Companies, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     2,749,000        
Investment, Identifier [Axis]: Pediatric Associates, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18],[20]     3,231,000        
Investment, Identifier [Axis]: Peninsula Pacific Entertainment, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[16],[18],[20]     1,926,000        
Investment, Identifier [Axis]: Perforce Software, Inc., Second Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,497,000 [1],[3],[5],[24] 6,497,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class A              
Schedule of Investments [Line Items]              
Total investments at fair value   177,000 [5],[7],[8] 180,000 [10],[11],[12]        
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class B              
Schedule of Investments [Line Items]              
Total investments at fair value   178,000 [5],[7],[8] 181,000 [10],[11],[12]        
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class C              
Schedule of Investments [Line Items]              
Total investments at fair value   180,000 [5],[7],[8] 181,000 [10],[11],[12]        
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class D              
Schedule of Investments [Line Items]              
Total investments at fair value   178,000 [5],[7],[8] 180,000 [10],[11],[12]        
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class E              
Schedule of Investments [Line Items]              
Total investments at fair value   8,904,000 [5],[7],[8] 9,148,000 [10],[11],[12]        
Investment, Identifier [Axis]: Permaconn BidCo Pty Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,910,000 [1],[3],[5],[8],[33] 7,397,000 [11],[12],[14],[16],[35]        
Investment, Identifier [Axis]: Polara Enterprises, L.L.C., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,792,000 [2],[3],[4],[5] 5,741,000 [12],[15],[16],[19]        
Investment, Identifier [Axis]: Polara Enterprises, L.L.C., Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   1,229,000 [5] 1,942,000 [12]        
Investment, Identifier [Axis]: Polara Enterprises, L.L.C., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 825,000 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Policy Services Company, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 55,406,000 [2],[3],[5],[7] $ 49,795,000 [10],[12],[16],[18]        
Interest, pik   4.00% [2],[3],[5],[7] 4.00% [10],[12],[16],[18]        
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class A              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,321,000 [1],[5],[25] $ 0 [12],[14],[26]        
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class B              
Schedule of Investments [Line Items]              
Total investments at fair value   446,000 [1],[5],[25] 0 [12],[14],[26]        
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class CC              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [1],[5],[25] 0 [12],[14],[26]        
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class D              
Schedule of Investments [Line Items]              
Total investments at fair value   128,000 [1],[5],[25] 0 [12],[14],[26]        
Investment, Identifier [Axis]: PowerGEM Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,704,000 [1],[2],[3],[5],[17] 13,989,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: PowerGEM Buyer, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (37,000) [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Premium Franchise Brands, LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   23,819,000 [1],[2],[3],[4],[5] 23,826,000 [12],[14],[16],[19],[27]        
Investment, Identifier [Axis]: Premium Franchise Brands, LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   9,958,000 [1],[2],[3],[5] 10,043,000 [12],[14],[16],[27]        
Investment, Identifier [Axis]: Premium Invest, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,563,000 [1],[3],[5],[8],[17],[21] 7,352,000 [11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: Preqin MC Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[28]   2,500,000          
Investment, Identifier [Axis]: Pro-Vision Solutions Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,236,000 [1],[2],[3],[5] 12,221,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: Pro-Vision Solutions Holdings, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   398,000 [5],[7],[25] 385,000 [10],[12],[26]        
Investment, Identifier [Axis]: Pro-Vision Solutions Holdings, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (45,000) [2],[3],[5],[7],[17] 199,000 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Process Insights Acquisition, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   310,000 [5],[7],[25] 139,000 [10],[12],[26]        
Investment, Identifier [Axis]: Process Insights Acquisition, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,829,000 [1],[2],[3],[4],[5],[17] 3,164,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Process Insights Acquisition, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   1,160,000 [2],[3],[5],[7],[17] 1,193,000 [10],[12],[16],[18]        
Investment, Identifier [Axis]: ProfitOptics, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   645,000 [1],[3],[5],[24] 640,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: ProfitOptics, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   79,000 [5],[7],[25] 166,000 [10],[12],[26]        
Investment, Identifier [Axis]: ProfitOptics, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   97,000 [3],[5],[7],[17],[24] 39,000 [12],[13],[14],[15],[16]        
Investment, Identifier [Axis]: ProfitOptics, LLC, Senior Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   31,000 [5],[7] 31,000 [10],[12],[16]        
Investment, Identifier [Axis]: Project Boost Purchaser LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,994,000        
Investment, Identifier [Axis]: Protego Bidco B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[7],[8],[29]   530,000          
Investment, Identifier [Axis]: Protego Bidco B.V., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[31]     515,000        
Investment, Identifier [Axis]: Protego Bidco B.V., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[16],[31]     103,000        
Investment, Identifier [Axis]: Protego Bidco B.V., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   120,000 [3],[5],[7],[8],[29] 140,000 [10],[11],[12],[16],[31]        
Investment, Identifier [Axis]: QPE7 SPV1 BidCo Pty Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[52]     7,088,000        
Investment, Identifier [Axis]: QPE7 SPV1 BidCo Pty Ltd, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[60]   4,024,000          
Investment, Identifier [Axis]: QPE7 SPV1 BidCo Pty Ltd, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[60]   2,605,000          
Investment, Identifier [Axis]: Qima Finance LTD, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[13],[14],[16],[18]     1,979,000        
Investment, Identifier [Axis]: Qualified Industries, LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   91,000 [5],[7],[25] 191,000 [10],[12],[26]        
Investment, Identifier [Axis]: Qualified Industries, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[14],[16],[27]     11,803,000        
Investment, Identifier [Axis]: Qualified Industries, LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[28]   2,799,000          
Investment, Identifier [Axis]: Qualified Industries, LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[28]   1,053,000          
Investment, Identifier [Axis]: Qualified Industries, LLC, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 264,000 [5],[7],[25] $ 284,000 [10],[12],[26]        
Interest, pik   12.50% [5],[7],[25] [10],[12],[26]        
Investment, Identifier [Axis]: Qualified Industries, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   $ (7,000) [3],[5],[7],[17],[28] $ (5,000) [10],[12],[13],[16],[27]        
Investment, Identifier [Axis]: Questel Unite, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[7],[8]   1,769,000          
Investment, Identifier [Axis]: Questel Unite, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[7],[8]   $ 106,000          
Interest, pik [1],[2],[3],[5],[7],[8]   2.40%          
Investment, Identifier [Axis]: Questel Unite, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[8]   $ 1,024,000          
Investment, Identifier [Axis]: R1 Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   8,108,000 [1],[3],[4],[5],[24] 7,998,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: R1 Holdings, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   472,000 [3],[5],[7],[17],[24] 1,850,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: REP SEKO MERGER SUB LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   11,149,000 [5],[7],[25] 0 [10],[12],[26]        
Investment, Identifier [Axis]: REP SEKO MERGER SUB LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,292,000 [1],[2],[3],[5],[7] $ 5,526,000 [10],[12],[14],[16],[18]        
Interest, pik [10],[12],[14],[16],[18]     11.20%        
Investment, Identifier [Axis]: REP SEKO MERGER SUB LLC, First Out Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   6,255,000 [2],[3],[5],[7] $ 2,424,000 [10],[12],[16],[18]        
Interest, pik [10],[12],[16],[18]     14.20%        
Investment, Identifier [Axis]: RKD Group, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18]     $ 36,337,000        
Investment, Identifier [Axis]: RKD Group, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     1,421,000        
Investment, Identifier [Axis]: ROI Solutions LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   17,865,000 [1],[2],[3],[5],[17] 18,022,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: ROI Solutions LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (55,000) [2],[3],[5],[7],[17] (12,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: RPX Corporation, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   43,199,000 [1],[2],[3],[5] 43,087,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: RPX Corporation, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (63,000) [2],[3],[5],[7],[17] (39,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: RR 31 LTD, Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   2,658,000 [2],[3],[7],[8] 2,660,000 [10],[11],[16],[18]        
Investment, Identifier [Axis]: Radiology Partners Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[14],[16],[18],[20]     7,786,000        
Investment, Identifier [Axis]: Randys Holdings, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[26]     880,000        
Investment, Identifier [Axis]: Randys Holdings, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,750,000 [1],[2],[3],[4],[5],[17] 15,092,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Randys Holdings, Inc., Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[25]   777,000          
Investment, Identifier [Axis]: Randys Holdings, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   766,000 [2],[3],[5],[7],[17] 1,431,000 [10],[12],[14],[16],[18]        
Investment, Identifier [Axis]: Rapid Buyer LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,093,000 [1],[3],[5],[17],[28] 5,007,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: Rapid Buyer LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   510,000 [5],[7],[25] 396,000 [10],[12],[26]        
Investment, Identifier [Axis]: Rapid Buyer LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (21,000) [2],[3],[5],[7],[17] (34,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Real Chemistry Intermediate III, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16]     34,907,000        
Investment, Identifier [Axis]: Real Chemistry Intermediate III, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[15],[16]     (34,000)        
Investment, Identifier [Axis]: Recovery Point Systems, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,380,000 [2],[3],[4],[5] 2,361,000 [12],[16],[18],[19]        
Investment, Identifier [Axis]: Renaissance Learning, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[15],[16],[20]     10,945,000        
Investment, Identifier [Axis]: Renovation Parent Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,925,000 [2],[3],[4],[5] 13,316,000 [12],[16],[18],[19]        
Investment, Identifier [Axis]: Renovation Parent Holdings, LLC, Partnership Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   255,000 [5],[7],[25] 419,000 [10],[12],[26]        
Investment, Identifier [Axis]: Riedel Beheer B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,963,000 [1],[3],[5],[8],[21] $ 2,215,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Rocade Hldings LLC, Preferred LP Units              
Schedule of Investments [Line Items]              
Interest, pik     10.30%        
Investment, Identifier [Axis]: Rocade Holdings LLC              
Schedule of Investments [Line Items]              
Total investments at fair value     $ 115,000,000   $ 12,000,000    
Unfunded preferred equity commitments     2,000,000        
Investment, Identifier [Axis]: Rocade Holdings LLC, Common LP Units              
Schedule of Investments [Line Items]              
Total investments at fair value   315,000 [51] 1,551,000 1,092,000 [51]      
Investment, Identifier [Axis]: Rocade Holdings LLC, Common LP Units              
Schedule of Investments [Line Items]              
Total investments at fair value   315,000 [5],[7],[25],[47] 1,551,000 [10],[12],[43]        
Investment, Identifier [Axis]: Rocade Holdings LLC, Preferred LP Units              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 124,083,000 [2],[5],[7],[17],[47],[51] $ 141,042,000 [10],[12],[15],[43] 114,113,000 [51]      
Interest, pik   10.30% [2],[5],[7],[17],[47],[51] 10.30% [10],[12],[15],[43]        
Investment, Identifier [Axis]: Rocade Holdings LLC, Preferred LP Units 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 124,083,000 $ 141,042,000        
Investment, Identifier [Axis]: Rock Labor LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,478,000 [1],[2],[3],[5] 5,498,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: Rock Labor LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   961,000 [5] 1,166,000 [12]        
Investment, Identifier [Axis]: Rock Labor LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (16,000) [2],[3],[5],[7],[17] (6,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Royal Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[17]   21,003,000          
Investment, Identifier [Axis]: Royal Buyer, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[5],[7],[17]   (2,000)          
Investment, Identifier [Axis]: Russell Investments US Institutional Holdco, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 4,067,000 [1],[2],[3],[5] $ 4,130,000 [12],[14],[16],[18]        
Interest, pik   1.50% [1],[2],[3],[5] 1.50% [12],[14],[16],[18]        
Investment, Identifier [Axis]: SBP Holdings LP, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 18,113,000 [1],[3],[5],[7],[17],[24] $ 18,842,000 [10],[12],[13],[14],[15],[16],[19]        
Investment, Identifier [Axis]: SBP Holdings LP, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (22,000) [2],[3],[5],[7],[17] (9,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: SCP Medical Products, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[18]     20,071,000        
Investment, Identifier [Axis]: SCP Medical Products, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[26]     232,000        
Investment, Identifier [Axis]: SCP Medical Products, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (22,000)        
Investment, Identifier [Axis]: SISU ACQUISITIONCO., INC., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,296,000 [1],[2],[3],[5],[7],[17] 2,426,000 [10],[12],[14],[16],[18]        
Investment, Identifier [Axis]: SPATCO Energy Solutions, LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   979,000 [5],[25] 681,000 [12],[26]        
Investment, Identifier [Axis]: SPATCO Energy Solutions, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   24,465,000 [1],[2],[3],[5],[17] 25,332,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: SPATCO Energy Solutions, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (64,000) [2],[3],[5],[7],[17] (50,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: SSCP Pegasus Midco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   881,000 [1],[3],[5],[7],[8],[17],[36] 1,178,000 [10],[11],[12],[14],[16],[37]        
Investment, Identifier [Axis]: SSCP Spring Bidco 3 Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   941,000 [1],[3],[5],[8],[38] 1,019,000 [11],[12],[14],[16],[39]        
Investment, Identifier [Axis]: STS Operating Inc, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     1,986,000        
Investment, Identifier [Axis]: SVI International LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   583,000 [1],[2],[3],[5],[17] 641,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: SVI International LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   277,000 [5] 364,000 [12]        
Investment, Identifier [Axis]: SVI International LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (1,000) [2],[3],[5],[7],[17] 0 [10],[12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: Saab Purchaser, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   28,148,000 [1],[2],[3],[5],[17] 49,871,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: Saab Purchaser, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (38,000) [2],[3],[5],[7],[17] (57,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Sabre Global, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     2,830,000        
Investment, Identifier [Axis]: Sabre Global, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     3,335,000        
Investment, Identifier [Axis]: Safety Products Holdings, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   7,006,000 [1],[2],[3],[4],[5],[7] 6,948,000 [10],[12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Sandvine Corporation, Class A Units              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [1],[5],[25] 0 [12],[14],[26]        
Investment, Identifier [Axis]: Sandvine Corporation, Class B Units              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[26]     0        
Investment, Identifier [Axis]: Sandvine Corporation, Class C Units              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [1],[5],[25] 0 [12],[14],[26]        
Investment, Identifier [Axis]: Sandvine Corporation, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[45]   100,000          
Investment, Identifier [Axis]: Sanoptis S.A.R.L., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   7,038,000 [1],[3],[5],[8],[17],[29] 18,458,000 [10],[11],[12],[13],[14],[16],[31]        
Investment, Identifier [Axis]: Sanoptis S.A.R.L., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   5,978,000 [1],[3],[5],[8],[55] 7,368,000 [10],[11],[12],[14],[16],[61]        
Investment, Identifier [Axis]: Sanoptis S.A.R.L., First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[55]   69,000          
Investment, Identifier [Axis]: Sansidor BV, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,336,000 [1],[3],[5],[8],[17],[21] 2,550,000 [10],[11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: Scaled Agile, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,605,000 [1],[2],[3],[4],[5] $ 1,589,000 [12],[14],[16],[18],[19]        
Interest, pik [12],[14],[16],[18],[19]     3.80%        
Investment, Identifier [Axis]: Scaled Agile, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   302,000 [2],[3],[5],[7] $ 292,000 [10],[12],[16],[18]        
Interest, pik [10],[12],[16],[18]     3.80%        
Investment, Identifier [Axis]: Scientific Games Lottery, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     $ 3,460,000        
Investment, Identifier [Axis]: Scout Bidco B.V., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   3,750,000 [1],[3],[5],[8],[21] 4,008,000 [11],[12],[14],[16],[31]        
Investment, Identifier [Axis]: Scout Bidco B.V., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   507,000 [1],[2],[3],[5],[8] 477,000 [11],[12],[14],[16],[27]        
Investment, Identifier [Axis]: Scout Bidco B.V., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (7,000) [3],[5],[7],[8],[17],[21] 192,000 [10],[11],[12],[13],[16],[31]        
Investment, Identifier [Axis]: Screenvision, LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[18]     70,583,000        
Investment, Identifier [Axis]: Screenvision, LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[18]     13,948,000        
Investment, Identifier [Axis]: Screenvision, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[16],[18]     (155,000)        
Investment, Identifier [Axis]: Sedgwick Claims Management Services Inc, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[20]     1,272,000        
Investment, Identifier [Axis]: Selenium Designated Activity Company, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[41]     4,301,000        
Investment, Identifier [Axis]: Sereni Capital NV, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[29]   903,000          
Investment, Identifier [Axis]: Sereni Capital NV, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[8],[29]   1,524,000          
Investment, Identifier [Axis]: Shelf Bidco Ltd, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   4,668,000 [5],[7],[8] 4,620,000 [10],[11],[12]        
Investment, Identifier [Axis]: Shelf Bidco Ltd, Second Out Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   44,315,000 [2],[3],[5],[7],[8] 44,015,000 [10],[11],[12],[16],[18]        
Investment, Identifier [Axis]: Sinari Invest, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,858,000 [1],[3],[5],[8],[17],[29] 1,980,000 [11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: Skyvault Holdings LLC , LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   1,913,000 8,342,000        
Investment, Identifier [Axis]: Skyvault Holdings LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 5,738,000 [5],[7],[17],[62],[63] 25,028,000 [12],[13],[14],[64] 0 [63]      
Interest, pik [5],[7],[17],[62]   12.00%          
Investment, Identifier [Axis]: Skyvault Holdings LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,913,000 [5],[7],[25],[62],[63] 8,342,000 [10],[12],[26],[64] 0 [63]      
Investment, Identifier [Axis]: SmartShift Group, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   799,000 [5],[7],[25] 940,000 [10],[12],[26]        
Investment, Identifier [Axis]: SmartShift Group, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[14],[16],[19],[27]     19,320,000        
Investment, Identifier [Axis]: SmartShift Group, Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   5,675,000          
Investment, Identifier [Axis]: SmartShift Group, Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   13,757,000          
Investment, Identifier [Axis]: SmartShift Group, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[27]        
Investment, Identifier [Axis]: Smartling, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   16,132,000 [1],[2],[3],[4],[5] 16,008,000 [12],[14],[16],[19],[27]        
Investment, Identifier [Axis]: Smartling, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[27]        
Investment, Identifier [Axis]: Solenis, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,973,000        
Investment, Identifier [Axis]: Solo Buyer, L.P., Common Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   325,000 [5],[25] 300,000 [12],[26]        
Investment, Identifier [Axis]: Solo Buyer, L.P., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   15,776,000 [2],[3],[5],[7] 15,803,000 [10],[12],[16],[18]        
Investment, Identifier [Axis]: Solo Buyer, L.P., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   466,000 [2],[3],[5],[7],[17] 816,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Sonicwall US Holdings Inc, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[14],[16],[18],[20]     31,995,000        
Investment, Identifier [Axis]: Sovos Compliance LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     2,002,000        
Investment, Identifier [Axis]: Sparus Holdings, LLC (f/k/a Sparus Holdings, Inc.), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,053,000 [1],[3],[4],[5],[17],[28] 2,282,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Sparus Holdings, LLC (f/k/a Sparus Holdings, Inc.), Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (1,000) [3],[5],[7],[17],[28] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Spatial Business Systems LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   10,825,000 [1],[2],[3],[5] 20,420,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: Spatial Business Systems LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (21,000) [2],[3],[5],[7],[17] (14,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Specialty Building Prod (USLumber), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     7,775,000        
Investment, Identifier [Axis]: Starnmeer B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   13,388,000 [1],[3],[5],[8],[28] 13,240,000 [11],[12],[14],[16],[27]        
Investment, Identifier [Axis]: Superjet Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   35,468,000 [1],[2],[3],[4],[5],[17] 17,456,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Superjet Buyer, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (63,000) [2],[3],[5],[7],[17] (30,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Swoop Intermediate III, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16]     32,714,000        
Investment, Identifier [Axis]: Swoop Intermediate III, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15],[16]     0        
Investment, Identifier [Axis]: Syniverse Holdings, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18]     7,745,000        
Investment, Identifier [Axis]: Syniverse Holdings, Inc., Series A Preferred Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 10,076,000 [1],[5] $ 11,136,000 [12],[14]        
Interest, pik   12.50% [1],[5] 12.50% [12],[14]        
Investment, Identifier [Axis]: TA SL Cayman Aggregator Corp., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 41,000 [5],[7],[25] $ 44,000 [10],[12],[26]        
Investment, Identifier [Axis]: TA SL Cayman Aggregator Corp., Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 1,349,000 [5],[7] $ 1,525,000 [10],[12]        
Interest, pik   7.80% [5],[7] 7.80% [10],[12]        
Investment, Identifier [Axis]: TAPCO Buyer LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 18,882,000 [1],[2],[3],[5],[17] $ 36,092,000 [12],[13],[14],[15],[16],[18]        
Investment, Identifier [Axis]: TAPCO Buyer LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   353,000 [5],[25] 632,000 [12],[26]        
Investment, Identifier [Axis]: TAPCO Buyer LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (61,000) [2],[3],[5],[7],[17] (51,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: THG Acquisition, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   9,765,000 [1],[3],[5],[17],[24] 10,111,000 [12],[13],[14],[15],[16]        
Investment, Identifier [Axis]: THG Acquisition, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   93,000 [3],[5],[7],[17],[24] 98,000 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   4,680,000 [1],[2],[3],[5] 5,905,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   953,000 [1],[2],[3],[5] 937,000 [12],[14],[16],[18]        
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value   1,192,000 [1],[2],[3],[5] 18,815,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 4              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[17]   15,715,000          
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   26,000 [5],[7] 33,000 [10],[12]        
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (4,000) [2],[3],[5],[7],[17] 0 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Tank Holding Corp, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   13,792,000 [3],[4],[5],[28] 13,740,000 [12],[15],[16],[19]        
Investment, Identifier [Axis]: Tank Holding Corp, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   6,346,000 [3],[5],[7],[17],[24] 6,629,000 [10],[12],[15],[16]        
Investment, Identifier [Axis]: Tank Holding Corp, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (9,000) [3],[5],[7],[17],[28] (7,000) [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Tanqueray Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,643,000 [1],[3],[5],[8],[17],[36] 1,776,000 [11],[12],[13],[14],[16],[37]        
Investment, Identifier [Axis]: Team Air Distributing, LLC, Partnership Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   625,000 [5],[25] 429,000 [12],[26]        
Investment, Identifier [Axis]: Team Air Distributing, LLC, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12]     741,000        
Investment, Identifier [Axis]: Team Air Distributing, LLC, Subordinated Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7]   114,000          
Investment, Identifier [Axis]: Team Air Distributing, LLC, Subordinated Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7]   588,000          
Investment, Identifier [Axis]: Team Air Distributing, LLC, Subordinated Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7]   35,000          
Investment, Identifier [Axis]: Team Health Holdings Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     7,185,000        
Investment, Identifier [Axis]: Technology Service Stream BidCo Pty Ltd, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   677,000 [1],[3],[5],[8],[17],[23] 812,000 [11],[12],[13],[14],[16],[35]        
Investment, Identifier [Axis]: Techone B.V., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,631,000 [1],[3],[5],[8],[21] 6,409,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: Techone B.V., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (2,000) [3],[5],[7],[8],[17],[21] (1,000) [10],[11],[12],[13],[16],[22]        
Investment, Identifier [Axis]: Tencarva Machinery Company, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   10,626,000 [1],[2],[3],[4],[5] 25,281,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Tencarva Machinery Company, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (31,000) [2],[3],[5],[7],[17] (46,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Terrybear, Inc., Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[26]     14,000        
Investment, Identifier [Axis]: Terrybear, Inc., Partnership Equity              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[25]   120,000          
Investment, Identifier [Axis]: Terrybear, Inc., Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 268,000 [5],[7] $ 265,000 [10],[12]        
Interest, pik   4.00% [5],[7] 4.00% [10],[12]        
Investment, Identifier [Axis]: The Caprock Group, Inc. (aka TA/TCG Holdings, LLC), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 3,950,000 [1],[2],[3],[4],[5] $ 23,288,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: The Caprock Group, Inc. (aka TA/TCG Holdings, LLC), Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   0 [2],[3],[5],[7],[17] (33,000) [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: The Caprock Group, Inc. (aka TA/TCG Holdings, LLC), Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[28]   5,656,000          
Investment, Identifier [Axis]: The Octave Music Group, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   10,785,000 [1],[2],[3] 18,598,000 [10],[14],[18],[20]        
Investment, Identifier [Axis]: The Octave Music Group, Inc., Partnership Equity              
Schedule of Investments [Line Items]              
Total investments at fair value   1,139,000 [5],[7] 1,025,000 [10],[12],[26]        
Investment, Identifier [Axis]: The Travel Corporation, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     4,881,000        
Investment, Identifier [Axis]: Thompson Rivers LLC, Member Interest              
Schedule of Investments [Line Items]              
Total investments at fair value   2,860,000 1,855,000 5,304,000      
Investment, Identifier [Axis]: Thompson Rivers LLC, Member Interest              
Schedule of Investments [Line Items]              
Total investments at fair value   2,860,000 [7],[25],[46],[47] 1,855,000 [10],[11],[43],[48]        
Investment, Identifier [Axis]: TricorBraun Holdings Inc, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [15],[16],[20]     3,981,000        
Investment, Identifier [Axis]: Trident Maritime Systems, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[7]   8,577,000          
Investment, Identifier [Axis]: Trident Maritime Systems, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[14],[16],[18]     $ 7,856,000        
Interest, pik [10],[12],[14],[16],[18]     6.80%        
Investment, Identifier [Axis]: Trident TPI Holdings Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [13],[16],[18],[20]     $ 6,184,000        
Investment, Identifier [Axis]: Trintech, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   12,252,000 [1],[3],[5],[24] 12,302,000 [12],[14],[15],[16]        
Investment, Identifier [Axis]: Trintech, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   386,000 [3],[5],[7],[17],[24] 402,000 [10],[12],[13],[15],[16]        
Investment, Identifier [Axis]: Turbo Buyer, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   11,765,000 [1],[2],[3],[4],[5] 11,808,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Turnberry Solutions, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,592,000 [3],[4],[5],[24] 2,572,000 [12],[15],[16],[19]        
Investment, Identifier [Axis]: UBC Ledgers Holding AB, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   536,000 [1],[3],[5],[8],[21] 770,000 [11],[12],[14],[16],[22]        
Investment, Identifier [Axis]: UBC Ledgers Holding AB, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   1,450,000 [1],[3],[5],[8],[17],[65] 1,704,000 [11],[12],[13],[14],[16],[66]        
Investment, Identifier [Axis]: UHY Advisors, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   14,692,000 [1],[2],[3],[5],[17] 15,860,000 [12],[13],[14],[16],[18]        
Investment, Identifier [Axis]: UHY Advisors, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (40,000) [2],[3],[5],[7],[17] 309,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: UKFast Leaders Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,281,000 [1],[3],[5],[8],[36] 4,783,000 [11],[12],[14],[16],[37]        
Investment, Identifier [Axis]: US Bank National Association Series 2025-1, Structured Note - Class R              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[12],[16],[18]     3,895,000        
Investment, Identifier [Axis]: US Bank National Association Series 2025-2, Structured Note - Class R              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[11],[15],[16]     10,250,000        
Investment, Identifier [Axis]: USI Inc, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     1,997,000        
Investment, Identifier [Axis]: USLS Acquisition, Inc. (f/k/a US Legal Support, Inc.), First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   5,770,000 [1],[2],[3],[4],[5] 8,326,000 [12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: USLS Acquisition, Inc. (f/k/a US Legal Support, Inc.), First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   2,122,000 [1],[2],[3],[5] 2,108,000 [12],[16],[18],[19]        
Investment, Identifier [Axis]: Union Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,492,000 [1],[3],[5],[8],[17],[38] 2,808,000 [11],[12],[13],[14],[16],[39]        
Investment, Identifier [Axis]: United Therapy Holding III GmbH, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[8],[17],[21]   1,120,000          
Investment, Identifier [Axis]: Unither (Uniholding), First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,962,000 [1],[3],[5],[8],[17],[21] 2,227,000 [11],[12],[13],[14],[16],[22]        
Investment, Identifier [Axis]: Unosquare, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[15]     8,906,000        
Investment, Identifier [Axis]: Unosquare, LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[26]     384,000        
Investment, Identifier [Axis]: Unosquare, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[15],[16]     (27,000)        
Investment, Identifier [Axis]: Utac Ceram, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 235,000 [1],[2],[3],[5],[8] $ 249,000 [11],[12],[14],[16],[18],[19]        
Interest, pik   1.80% [1],[2],[3],[5],[8] 2.40% [11],[12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Utac Ceram, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 800,000 [1],[3],[5],[8],[21] $ 966,000 [11],[12],[14],[16],[19],[22]        
Interest, pik   2.40% [1],[3],[5],[8],[21] 2.40% [11],[12],[14],[16],[19],[22]        
Investment, Identifier [Axis]: VB Spine Intermediary II LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[18],[19]     $ 66,128,000        
Investment, Identifier [Axis]: VB Spine Intermediary II LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[16],[19],[26]     0        
Investment, Identifier [Axis]: VP Holding Company, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[4],[5],[7]   $ 20,627,000          
Investment, Identifier [Axis]: Validity, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[3],[5],[24]   939,000          
Investment, Identifier [Axis]: Vibrantz Technologies Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[16],[18],[19],[20]     9,993,000        
Investment, Identifier [Axis]: Victoria Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   5,135,000 [1],[3],[5],[8],[38] 5,446,000 [11],[12],[14],[16],[19],[39]        
Investment, Identifier [Axis]: Vision Solutions Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[19],[20]     960,000        
Investment, Identifier [Axis]: Vista Global Holding Ltd, Structured Secured Note - Class C              
Schedule of Investments [Line Items]              
Total investments at fair value   3,962,000 [5],[7],[8] 3,869,000 [10],[11],[19]        
Investment, Identifier [Axis]: VistaJet Pass Through Trust 2021-1B, Structured Secured Note - Class B              
Schedule of Investments [Line Items]              
Total investments at fair value [5],[7],[8]   6,321,000          
Investment, Identifier [Axis]: Vital Buyer, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [2],[3],[4],[5],[7]   4,742,000          
Investment, Identifier [Axis]: Vital Buyer, LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [10],[12],[13],[14],[16],[18],[19]     61,066,000        
Investment, Identifier [Axis]: Vital Buyer, LLC, Partnership Units              
Schedule of Investments [Line Items]              
Total investments at fair value   26,000 [5] 29,000 [12]        
Investment, Identifier [Axis]: Voya CLO 2024-5, Ltd., Subordinated Structured Notes              
Schedule of Investments [Line Items]              
Total investments at fair value   5,074,000 [2],[3],[7],[8] 5,070,000 [10],[11],[16],[18],[19]        
Investment, Identifier [Axis]: W2O Holdings, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[7]   3,122,000          
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[18],[19]     23,891,000        
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[17]   5,133,000          
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5]   12,898,000          
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[17]   4,765,000          
Investment, Identifier [Axis]: WWEC Holdings III Corp, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   8,927,000 [1],[2],[3],[5],[17] 8,982,000 [12],[13],[16],[18],[19]        
Investment, Identifier [Axis]: WWEC Holdings III Corp, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (47,000) [2],[3],[5],[7],[17] (20,000) [12],[13],[16],[18],[19]        
Investment, Identifier [Axis]: Waccamaw River LLC, Member Interest              
Schedule of Investments [Line Items]              
Total investments at fair value   10,730,000 [7],[8],[46],[47] 5,433,000 [10],[11],[43],[48]        
Investment, Identifier [Axis]: Waccamaw River LLC, Member Interest              
Schedule of Investments [Line Items]              
Total investments at fair value   10,730,000 5,433,000 $ 15,470,000      
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   11,264,000 [1],[2],[3],[5] 49,768,000 [10],[12],[13],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[5],[17]   (227,000)          
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., First Lien Senior Secured Term Loan 3              
Schedule of Investments [Line Items]              
Total investments at fair value [3],[5],[7],[24]   10,190,000          
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., LP Units              
Schedule of Investments [Line Items]              
Total investments at fair value   1,300,000 [5],[7],[25] 1,474,000 [10],[12],[19],[26]        
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   1,325,000 [3],[5],[7],[17],[24] 5,455,000 [10],[12],[13],[16],[18],[19]        
Investment, Identifier [Axis]: White Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   1,747,000 [1],[2],[3],[5],[7],[8],[17] 1,619,000 [11],[12],[13],[14],[16],[19],[31]        
Investment, Identifier [Axis]: White Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[18],[19]     1,723,000        
Investment, Identifier [Axis]: White Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[16],[18],[19]     518,000        
Investment, Identifier [Axis]: Wilsonart LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[20]     4,664,000        
Investment, Identifier [Axis]: Windstream Services LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[16],[18],[19],[20]     2,371,000        
Investment, Identifier [Axis]: Woodland Foods, LLC, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   921,000 [5],[25] 1,026,000 [12],[26]        
Investment, Identifier [Axis]: Woodland Foods, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   8,749,000 [1],[2],[3],[4],[5] 18,593,000 [12],[14],[16],[18],[19]        
Investment, Identifier [Axis]: Woodland Foods, LLC, Preferred Stock              
Schedule of Investments [Line Items]              
Total investments at fair value [5]   $ 309,000          
Interest, pik [5]   20.00%          
Investment, Identifier [Axis]: Woodland Foods, LLC, Preferred Stock 1              
Schedule of Investments [Line Items]              
Total investments at fair value [12]     $ 358,000        
Interest, pik [12]     20.00%        
Investment, Identifier [Axis]: Woodland Foods, LLC, Preferred Stock 2              
Schedule of Investments [Line Items]              
Total investments at fair value [12]     $ 122,000        
Interest, pik [12]     20.00%        
Investment, Identifier [Axis]: Woodland Foods, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 755,000 [2],[3],[5],[7],[17] $ (21,000) [10],[12],[13],[16],[18],[19]        
Investment, Identifier [Axis]: World 50, Inc., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   32,783,000 [1],[3],[4],[5],[24] 32,797,000 [12],[14],[16],[19],[27]        
Investment, Identifier [Axis]: World 50, Inc., Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   (14,000) [3],[5],[7],[17],[24] 0 [10],[12],[13],[16],[19],[27]        
Investment, Identifier [Axis]: X Corp., First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [16],[18],[19],[20]     6,808,000        
Investment, Identifier [Axis]: Xeinadin Bidco Limited, Common Stock              
Schedule of Investments [Line Items]              
Total investments at fair value   458,000 [5],[7],[8],[25] 984,000 [10],[11],[12],[19],[26]        
Investment, Identifier [Axis]: Xeinadin Bidco Limited, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value   431,000 [1],[3],[5],[8],[29] 1,096,000 [11],[12],[14],[16],[19],[31]        
Investment, Identifier [Axis]: Xeinadin Bidco Limited, First Lien Senior Secured Term Loan 2              
Schedule of Investments [Line Items]              
Total investments at fair value   18,283,000 [1],[3],[5],[8],[17],[38] 21,940,000 [11],[12],[13],[14],[16],[19],[39]        
Investment, Identifier [Axis]: Xeinadin Bidco Limited, Subordinated Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 5,185,000 [5],[7],[8] $ 6,476,000 [10],[11],[12],[16],[19]        
Interest, pik   11.00% [5],[7],[8] 11.00% [10],[11],[12],[16],[19]        
Investment, Identifier [Axis]: ZB Holdco LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value [1],[2],[3],[4],[5],[17]   $ 11,291,000          
Investment, Identifier [Axis]: ZB Holdco LLC, First Lien Senior Secured Term Loan 1              
Schedule of Investments [Line Items]              
Total investments at fair value [12],[13],[14],[16],[18],[19]     $ 25,352,000        
Investment, Identifier [Axis]: ZB Holdco LLC, LLC Units              
Schedule of Investments [Line Items]              
Total investments at fair value   197,000 [5],[25] 298,000 [12],[26]        
Investment, Identifier [Axis]: ZB Holdco LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   495,000 [2],[3],[5],[7],[17] 2,447,000 [10],[12],[13],[16],[18]        
Investment, Identifier [Axis]: Zeppelin Bidco Limited              
Schedule of Investments [Line Items]              
Total investments at fair value [11],[12],[14],[26]     0        
Investment, Identifier [Axis]: Zeppelin Bidco Limited, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   2,345,000 [1],[3],[5],[8],[38] $ 1,284,000 [11],[12],[14],[16],[19],[39]        
Interest, pik [11],[12],[14],[16],[19],[39]     11.30%        
Investment, Identifier [Axis]: eShipping, LLC, First Lien Senior Secured Term Loan              
Schedule of Investments [Line Items]              
Total investments at fair value   4,423,000 [1],[3],[4],[5],[24] $ 3,792,000 [12],[14],[15],[16],[19]        
Investment, Identifier [Axis]: eShipping, LLC, Revolver              
Schedule of Investments [Line Items]              
Total investments at fair value   $ 0 [3],[5],[7],[17],[24] $ 50,000 [10],[12],[13],[15],[16]        
[1] Some or all of the investment is or will be encumbered as security for the Revolving Credit Facility.
[2] The interest rate on these loans is subject to 3 Month SOFR, which as of December 31, 2024 was 4.30510%.
[3] Debt investment includes interest rate floor feature.
[4] Some or all of the investment is or will be encumbered as security for the BPCC Debt Securitization.
[5] The fair value of the investment was determined using significant unobservable inputs.
[6] PIK non-accrual investment.
[7] Some or all of the investment is or will be encumbered as security for the SMBC Credit Facility.
[8] Investment is not a qualifying investment as defined under Section 55(a) of the 1940 Act. Non-qualifying assets represent 22.9% of total investments at fair value as of December 31, 2024. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets. If at any time qualifying assets do not represent at least 70% of the Company’s total assets, the Company will be precluded from acquiring any additional non-qualifying asset until such time as it complies with the requirements of Section 55(a).
[9] PIK non-accrual investment.
[10] Some or all of the investment is or will be encumbered as security for the Company’s senior secured credit facility with Sumitomo Mitsui Banking Corporation initially entered into in March 2023 (as amended, restated, and otherwise modified from time to time, the “SMBC Credit Facility”).
[11] Investment is not a qualifying investment as defined under Section 55(a) of the 1940 Act. Non-qualifying assets represent 16.9% of total investments at fair value as of September 30, 2025. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets. If at any time qualifying assets do not represent at least 70% of the Company’s total assets, the Company will be precluded from acquiring any additional non-qualifying asset until such time as it complies with the requirements of Section 55(a).
[12] The fair value of the investment was determined using significant unobservable inputs.
[13] Position or portion thereof is an unfunded loan or equity commitment.
[14] Some or all of the investment is or will be encumbered as security for BPC Funding LLC’s $800.0 million senior secured revolving credit facility with BNP Paribas (as amended, restated and modified from time to time, the “Revolving Credit Facility”).
[15] The interest rate on these loans is subject to 1 Month SOFR, which as of September 30, 2025 was 4.12920%.
[16] Debt investment includes interest rate floor feature.
[17] Position or portion thereof is an unfunded loan or equity commitment.
[18] The interest rate on these loans is subject to 3 Month SOFR, which as of September 30, 2025 was 3.97639%.
[19] Some or all of the investment is or will be encumbered as security for the Company’s term debt securitization (as initially completed in August 2023 and refinanced and upsized in September 2024, and as amended, restated and modified from time to time, the “BPCC Debt Securitization”).
[20] Some or all of the investment is or will be encumbered as security for BPCC Senior Finance I, LLC’s $250.0 million senior secured credit facility with Bank of America, N.A. (the “BANA SPV Credit Facility”).
[21] The interest rate on these loans is subject to 3 Month EURIBOR, which as of December 31, 2024 was 2.71400%.
[22] The interest rate on these loans is subject to 3 Month EURIBOR, which as of September 30, 2025 was 2.03200%.
[23] The interest rate on these loans is subject to 6 Month BBSY, which as of December 31, 2024 was 4.49250%.
[24] The interest rate on these loans is subject to 1 Month SOFR, which as of December 31, 2024 was 4.33249%.
[25] Investment is non-income producing.
[26] Investment is non-income producing.
[27] The interest rate on these loans is subject to 6 Month SOFR, which as of September 30, 2025 was 3.84590%.
[28] The interest rate on these loans is subject to 6 Month SOFR, which as of December 31, 2024 was 4.25001%.
[29] The interest rate on these loans is subject to 6 Month EURIBOR, which as of December 31, 2024 was 2.56800%.
[30] Non-accrual investment.
[31] The interest rate on these loans is subject to 6 Month EURIBOR, which as of September 30, 2025 was 2.09600%.
[32] The interest rate on these loans is subject to 1 Month SONIA, which as of September 30, 2025 was 3.97500%.
[33] The interest rate on these loans is subject to 3 Month BBSY, which as of December 31, 2024 was 4.41630%.
[34] The interest rate on these loans is subject to 6 Month BBSY, which as of September 30, 2025 was 3.74600%.
[35] The interest rate on these loans is subject to 3 Month BBSY, which as of September 30, 2025 was 3.57640%.
[36] The interest rate on these loans is subject to 3 Month SONIA, which as of December 31, 2024 was 4.62330%.
[37] The interest rate on these loans is subject to 3 Month SONIA, which as of September 30, 2025 was 3.97260%.
[38] The interest rate on these loans is subject to 6 Month SONIA, which as of December 31, 2024 was 4.56370%.
[39] The interest rate on these loans is subject to 6 Month SONIA, which as of September 30, 2025 was 3.93900%.
[40] The interest rate on these loans is subject to 1 Month EURIBOR, which as of December 31, 2024 was 2.84500%.
[41] The interest rate on these loans is subject to 1 Month EURIBOR, which as of September 30, 2025 was 1.92900%.
[42] The interest rate on these loans is subject to 1 Month STIBOR, which as of December 31, 2024 was 2.59100%.
[43] As defined in the 1940 Act, the Company is deemed to be an “affiliated person” of the portfolio company as the Company owns between 5% or more, up to 25% (inclusive), of the portfolio company’s voting securities (“non-controlled affiliate”). Transactions related to investments in non-controlled “Affiliate Investments” for the nine months ended September 30, 2025 were as follows:
December 31, 2024
Value
Gross Additions
(a)
Gross Reductions (b)Amount of Realized Gain (Loss)Amount of Unrealized Gain (Loss)September 30,
2025
Value
Amount of Interest or Dividends Credited to Income(c)
Portfolio CompanyType of Investment
Biolam Group (d)
First Lien Senior Secured Term
Loan (EURIBOR + 4.50%,
12.5% PIK)(e)
$— $3,355 $(55)$$1,274 $4,577 $(14)
Common Stock
(1,703,014 shares)
— — — — — — — 
Convertible Bonds
(3,173,310 shares)
— — — — — — — 
Ordinary Shares
(30,382,002 shares)
— — — — — — — 
Preferred Stock A
(83,384 shares)
— — — — — — — 
Preferred Stock A2
(27,077 shares)
— — — — — — — 
Preferred Stock B
(3,058,432 shares)
— — — — — — — 
Preferred Stock C
(22,307 shares)
— — — — — — — 
Preferred Stock O1
(2,673,324 shares)
— — — — — — — 
Preferred Stock O2
(269,231 shares)
— — — — — — — 
Warrants
(5,200,000 units)
— — — — — — — 
— 3,355 (55)1,274 4,577 (14)
Coastal Marina Holdings, LLC (d)
Subordinated Term Loan (8.0% Cash)
7,885 38 — — 7,931 535 
Subordinated Term Loan (8.0% Cash)
3,635 14 — — 3,656 243 
LLC Units (1,759,051 units)
8,426 — — — 1,566 9,992 — 
19,946 52 — — 1,581 21,579 778 
CPCF BPCC LLC
9.1% Member Interest
8,889 — (8,706)— (175)236 
8,889 — (8,706)— (175)236 
Eclipse Business Capital, LLC (d)
Revolver (SOFR + 6.50%, 10.8% Cash)
7,123 2,128 (4,300)— (10)4,941 588 
Second Lien Senior Secured Term Loan (7.5% Cash)
3,209 — — (3)3,209 187 
LLC units (63,139,338 units)
96,603 16 — — 1,878 98,497 8,748 
106,935 2,147 (4,300)— 1,865 106,647 9,523 
December 31, 2024
Value
Gross Additions
(a)
Gross Reductions (b)Amount of Realized Gain (Loss)Amount of Unrealized Gain (Loss)September 30,
2025
Value
Amount of Interest or Dividends Credited to Income(c)
Portfolio CompanyType of Investment
Rocade Holdings LLC (d)
Preferred LP Units (115,000 units) (SOFR + 6.00%, 10.3% PIK)
$124,083 $16,985 $— $— $(26)$141,042 $9,985 
Common LP Units (30.8 units)
315 — — — 1,236 1,551 399 
124,398 16,985 — — 1,210 142,593 10,384 
Thompson Rivers LLC
6.3% Member Interest
2,860 — (951)— (54)1,855 — 
2,860 — (951)— (54)1,855 — 
Waccamaw River LLC
20% Member Interest
10,730 — (4,925)— (372)5,433 745 
10,730 — (4,925)— (372)5,433 745 
Total Affiliate Investments$273,758 $22,539 $(18,937)$3 $5,329 $282,692 $21,652 
(a) Gross additions include increases in the cost basis of investments resulting from new investments, follow-on investments, payment-in-kind interest or dividends, the amortization of any unearned income or discounts on debt investments, as applicable.
(b)     Gross reductions include decreases in the total cost basis of investments resulting from principal repayments, sales and return of capital.
(c)    Represents the total amount of interest, fees or dividends credited to income for the portion of the year an investment was included in the Affiliate category.
(d) The fair value of the investment was determined using significant unobservable inputs.
(e) Non-accrual investment.
[44] Non-accrual investment.
[45] Non-accrual investment.
[46] Portfolio company does not issue shares or units; member interest is based on commitments.
[47] As defined in the 1940 Act, the Company is deemed to be an “affiliated person” of the portfolio company as the Company owns between 5% or more, up to 25% (inclusive), of the portfolio company’s voting securities (“non-controlled affiliate”). Transactions related to investments in non-controlled “Affiliate Investments” for the year ended December 31, 2024 were as follows:
December 31, 2023
Value
Gross Additions
(a)
Gross Reductions (b)Amount of Realized Gain (Loss)Amount of Unrealized Gain (Loss)December 31, 2024
Value
Amount of Interest or Dividends Credited to Income(c)
Portfolio CompanyType of Investment
Coastal Marina Holdings, LLC (d)
Subordinated Term Loan (8.0% Cash)
$7,824 $48 $— $— $13 $7,885 $714 
Subordinated Term Loan (8.0% Cash)
3,434 201 — — — 3,635 356 
LLC Units (1,759,051 units)
6,080 2,776 — — (430)8,426 — 
17,338 3,025 — — (417)19,946 1,070 
CPCF BPCC LLC
9.1% Member Interest
7,763 1,519 (212)— (181)8,889 1,236 
7,763 1,519 (212)— (181)8,889 1,236 
Eclipse Business Capital, LLC (d)
Revolver (SOFR + 7.25%, 11.9% Cash)
3,915 19,522 (16,300)— (14)7,123 465 
Second Lien Senior Secured Term Loan (7.5% Cash)
3,209 — — (4)3,209 341 
LLC units (63,139,338 units)
102,917 47 — — (6,361)96,603 10,513 
110,041 19,573 (16,300)— (6,379)106,935 11,319 
Rocade Holdings LLC (d)
Preferred LP Units (108,000 units) (SOFR + 6.0% PIK, 10.3% PIK)
114,113 13,289 (3,337)— 18 124,083 13,289 
Common LP Units (30.8 units)
1,092 — — — (777)315 — 
115,205 13,289 (3,337)— (759)124,398 13,289 
Thompson Rivers LLC
6.3% Member Interest
5,304 — (2,378)— (66)2,860 — 
5,304 — (2,378)— (66)2,860 — 
Waccamaw River LLC
20% Member Interest
15,470 — (2,087)— (2,653)10,730 3,534 
15,470 — (2,087)— (2,653)10,730 3,534 
Total Affiliate Investments$271,121 $37,406 $(24,314)$ $(10,455)$273,758 $30,448 
(a) Gross additions include increases in the cost basis of investments resulting from new investments, follow-on investments, payment-in-kind interest or dividends, the amortization of any unearned income or discounts on debt investments, as applicable.
(b)     Gross reductions include decreases in the total cost basis of investments resulting from principal repayments, sales and return of capital.
(c)    Represents the total amount of interest, fees or dividends credited to income for the portion of the year an investment was included in the Affiliate category.
(d) The fair value of the investment was determined using significant unobservable inputs.
[48] Portfolio company does not issue shares or units; member interest is based on commitments.
[49] The interest rate on these loans is subject to 3 Month CORRA, which as of December 31, 2024 was 3.15158%.
[50] The interest rate on these loans is subject to 3 Month CORRA, which as of September 30, 2025 was 2.56000%.
[51] The fair value of the investment was determined using significant unobservable inputs.
[52] The interest rate on these loans is subject to 1 Month BBSY, which as of September 30, 2025 was 3.53630%.
[53] The interest rate on these loans is subject to 3 Month BKBM, which as of December 31, 2024 was 4.27000%.
[54] The interest rate on these loans is subject to 3 Month BKBM, which as of September 30, 2025 was 2.93000%.
[55] The interest rate on these loans is subject to 6 Month SARON, which as of December 31, 2024 was 1.01720%.
[56] The interest rate on these loans is subject to 3 Month SARON, which as of September 30, 2025 was -0.04090%.
[57] The interest rate on these loans is subject to 1 Month SONIA, which as of December 31, 2024 was 4.71030%.
[58] The interest rate on these loans is subject to 1 Month NIBOR, which as of December 31, 2024 was 4.61000%.
[59] The interest rate on these loans is subject to 1 Month NIBOR, which as of September 30, 2025 was 4.04000%.
[60] The interest rate on these loans is subject to 1 Month BBSY, which as of December 31, 2024 was 4.32250%.
[61] The interest rate on these loans is subject to 6 Month SARON, which as of September 30, 2025 was -0.04508%.
[62] As defined in in the 1940 Act, the Company is deemed to be both an “affiliated person” and “control” the portfolio company because it owns more than 25% of the portfolio company’s outstanding voting securities or it has the power to exercise control over the management of policies of such portfolio company (including through a management agreement). Transactions as of and during the year ended December 31, 2024 in which the portfolio company is deemed to be a “Control Investment” of the Company were as follows:
December 31, 2023
Value
Gross Additions
(a)
Gross Reductions (b)Amount of Realized Gain (Loss)Amount of Unrealized Gain (Loss)December 31, 2024
Value
Amount of Interest or Dividends Credited to Income(c)
Portfolio CompanyType of Investment
Skyvault Holdings LLC (d)
First Lien Senior Secured Term Loan
(12.0% PIK)
$— $5,738 $— $— $— $5,738 $57 
LLC Units
(1,912,719.3 units)
— 1,913 — — — 1,913 — 
Total Control Investments$ $7,651 $ $ $ $7,651 $57 
(a) Gross additions include increases in the cost basis of investments resulting from new investments, follow-on investments, payment-in-kind interest or dividends, the amortization of any unearned income or discounts on debt investments, as applicable.
(b)     Gross reductions include decreases in the total cost basis of investments resulting from principal repayments, sales and return of capital.
(c)    Represents the total amount of interest, fees or dividends credited to income for the portion of the year an investment was included in the Affiliate category.
(d) The fair value of the investment was determined using significant unobservable inputs.
[63] The fair value of the investment was determined using significant unobservable inputs.
[64] As defined in in the 1940 Act, the Company is deemed to be both an “affiliated person” and “control” the portfolio company because it owns more than 25% of the portfolio company’s outstanding voting securities or it has the power to exercise control over the management of policies of such portfolio company (including through a management agreement). Transactions as of and during the nine months ended September 30, 2025 in which the portfolio company is deemed to be a “Control Investment” of the Company were as follows:
December 31, 2024
Value
Gross Additions
(a)
Gross Reductions (b)Amount of Realized Gain (Loss)Amount of Unrealized Gain (Loss)September 30,
2025
Value
Amount of Interest or Dividends Credited to Income(c)
Portfolio CompanyType of Investment
Skyvault Holdings LLC (d)
First Lien Senior Secured Term Loan
(12.0% Cash)
$5,738 $19,579 $(289)$— $— $25,028 $1,483 
LLC Units
(8,342,544 units)
1,913 6,443 — — (14)8,342 — 
Total Control Investments$7,651 $26,022 $(289)$ $(14)$33,370 $1,483 
(a) Gross additions include increases in the cost basis of investments resulting from new investments, follow-on investments, payment-in-kind interest or dividends, the amortization of any unearned income or discounts on debt investments, as applicable.
(b)     Gross reductions include decreases in the total cost basis of investments resulting from principal repayments, sales and return of capital.
(c)    Represents the total amount of interest, fees or dividends credited to income for the portion of the year an investment was included in the Affiliate category.
(d) The fair value of the investment was determined using significant unobservable inputs.
[65] The interest rate on these loans is subject to 3 Month STIBOR, which as of December 31, 2024 was 2.54200%.
[66] The interest rate on these loans is subject to 3 Month STIBOR, which as of September 30, 2025 was 1.88600%.