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INVESTMENTS - Eclipse Business Capital Holdings LLC (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Dec. 31, 2023
Aug. 12, 2022
Jul. 08, 2021
Schedule of Investments [Line Items]          
Fair Value $ 2,536,315 [1] $ 2,449,272 [2]      
Minimum | Eclipse Business Capital Holdings LLC          
Schedule of Investments [Line Items]          
Investment owned, face amount 10,000        
Maximum | Eclipse Business Capital Holdings LLC          
Schedule of Investments [Line Items]          
Investment owned, face amount 125,000        
Investment, Identifier [Axis]: 1WorldSync, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   7,049      
Investment, Identifier [Axis]: A.T. Holdings II LTD, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,805 [6],[7],[8] 8,479 [5],[9],[10]      
Investment, Identifier [Axis]: AD Bidco, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,982 [8],[11],[12],[13] 10,099 [3],[4],[5],[14]      
Investment, Identifier [Axis]: AD Bidco, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value (16) [8],[11],[12],[13] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: ADB Safegate, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10]   6,523      
Investment, Identifier [Axis]: AIT Worldwide Logistics Holdings, Inc., Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 665 [8],[15] 550 [5],[16]      
Investment, Identifier [Axis]: AMMC CLO 22, Limited Series 2018-22A, Subordinated Structured Notes          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15],[17] 1,733 [5],[10],[18]      
Investment, Identifier [Axis]: APC1 Holding, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,702 [7],[8],[12],[19] 2,370 [4],[5],[10],[20]      
Investment, Identifier [Axis]: APOG Bidco Pty Ltd, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[21]   864      
Investment, Identifier [Axis]: ASC Communications, LLC, Class A Units          
Schedule of Investments [Line Items]          
Fair Value 848 [8] 869 [5]      
Investment, Identifier [Axis]: ASC Communications, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,444 [8],[12],[22] 7,344 [4],[5],[23]      
Investment, Identifier [Axis]: ASC Communications, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (8) [8],[12],[13],[22] 0 [4],[5],[14],[23]      
Investment, Identifier [Axis]: ATL II MRO Holdings Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 18,963 [8],[11],[12] 19,021 [3],[4],[5]      
Investment, Identifier [Axis]: ATL II MRO Holdings Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value (35) [8],[11],[12],[13] (49) [3],[4],[5],[14]      
Investment, Identifier [Axis]: AVSC Holding Corp., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [4],[23]   148      
Investment, Identifier [Axis]: AVSC Holding Corp., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [4],[23]   2      
Investment, Identifier [Axis]: Accelerant Holdings, Class A Convertible Preferred Equity          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   6,347      
Investment, Identifier [Axis]: Accelerant Holdings, Class B Convertible Preferred Equity          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   2,285      
Investment, Identifier [Axis]: Accelerant Holdings, Common Stock          
Schedule of Investments [Line Items]          
Fair Value [15] 3,742        
Investment, Identifier [Axis]: Accelerant Holdings, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   7,840      
Investment, Identifier [Axis]: Accelevation LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 595        
Investment, Identifier [Axis]: Accelevation LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 159        
Investment, Identifier [Axis]: Acclime Holdings HK Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,884 [7],[8],[11],[12],[13] 2,438 [4],[5],[10],[24]      
Investment, Identifier [Axis]: Acclime Holdings HK Limited, Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8] 230        
Investment, Identifier [Axis]: Accurus Aerospace Corporation, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: Accurus Aerospace Corporation, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,930 [8],[11],[12] 11,612 [3],[4],[5]      
Investment, Identifier [Axis]: Accurus Aerospace Corporation, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 0        
Investment, Identifier [Axis]: Accurus Aerospace Corporation, Revolver          
Schedule of Investments [Line Items]          
Fair Value 606 [8],[11],[12],[13] 1,768 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Acogroup, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,611 [7],[8],[12],[19],[25] 5,412 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Adhefin International, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,309 [7],[8],[12],[13],[19] 1,716 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Adhefin International, Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[20]   326      
Investment, Identifier [Axis]: Advantage Software Company (The), LLC, Class A1 Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 543 [8],[15] 593 [5],[16]      
Investment, Identifier [Axis]: Advantage Software Company (The), LLC, Class A2 Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 140 [8],[15] 153 [5],[16]      
Investment, Identifier [Axis]: Advantage Software Company (The), LLC, Class B1 Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: Advantage Software Company (The), LLC, Class B2 Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: Aegros Holdco 2 Ltd, Common Stock          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15] 587        
Investment, Identifier [Axis]: Aegros Holdco 2 Ltd, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[27] 5,309        
Investment, Identifier [Axis]: Air Canada 2020-2 Class B Pass Through Trust, Structured Secured Note - Class B          
Schedule of Investments [Line Items]          
Fair Value 1,799 2,411      
Investment, Identifier [Axis]: AirX Climate Solutions, Inc., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 3,194 [8],[11],[12] 2,710 [3],[4],[5]      
Investment, Identifier [Axis]: AirX Climate Solutions, Inc., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 3,211 [8],[11],[12],[13] 3,828 [3],[4],[5],[14]      
Investment, Identifier [Axis]: AirX Climate Solutions, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value (7) [8],[11],[12],[13] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Aldinger Company, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8] 6,795        
Investment, Identifier [Axis]: AlliA Insurance Brokers NV, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,485 [7],[8],[12],[28] 4,569 [4],[5],[10],[14],[26]      
Investment, Identifier [Axis]: Alpine SG, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,743 [8],[11],[12],[17] 22,949 [3],[4],[5],[18]      
Investment, Identifier [Axis]: Amalfi Midco, Class B Common Stock          
Schedule of Investments [Line Items]          
Fair Value 2,663 [7],[8],[15] 1,239 [5],[10],[16]      
Investment, Identifier [Axis]: Amalfi Midco, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 348 [7],[8] 290 [5],[10]      
Investment, Identifier [Axis]: Amalfi Midco, Subordinated Loan Notes          
Schedule of Investments [Line Items]          
Fair Value 6,411 [7],[8] 5,492 [5],[10]      
Investment, Identifier [Axis]: Amalfi Midco, Warrants          
Schedule of Investments [Line Items]          
Fair Value 1,065 [7],[8],[15] 919 [5],[10],[16]      
Investment, Identifier [Axis]: Americo Chemical Products, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 119 [8],[15] 119 [5],[16]      
Investment, Identifier [Axis]: Americo Chemical Products, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,489 [8],[12],[22] 2,611 [4],[5],[23]      
Investment, Identifier [Axis]: Americo Chemical Products, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (5) [8],[12],[13],[22] (7) [4],[5],[14],[23]      
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 6,227 [7],[8],[12],[19] 2,995 [4],[5],[10],[20]      
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 1,012 [7],[8],[11],[12] 1,576 [4],[5],[10],[26]      
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[26]   904      
Investment, Identifier [Axis]: AnalytiChem Holding GmbH, First Lien Senior Secured Term Loan 4          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10]   1,008      
Investment, Identifier [Axis]: Apex Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,358 [7],[8],[12],[29] 3,180 [4],[5],[10],[30]      
Investment, Identifier [Axis]: Apex Bidco Limited, Subordinated Senior Unsecured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 352 [7],[8] 297 [5],[10]      
Investment, Identifier [Axis]: Apidos CLO XXIV, Series 2016-24A, Subordinated Structured Notes          
Schedule of Investments [Line Items]          
Fair Value 2,896 [7],[17] 3,272 [10],[18]      
Investment, Identifier [Axis]: Application Boot Camp LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value [8] 256        
Investment, Identifier [Axis]: Application Boot Camp LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 1,199        
Investment, Identifier [Axis]: Application Boot Camp LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (7)        
Investment, Identifier [Axis]: Application Boot Camp LLC, Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8] 82        
Investment, Identifier [Axis]: Aptus 1829. GmbH, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 0 [5],[10],[16]      
Investment, Identifier [Axis]: Aptus 1829. GmbH, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,614 [7],[8],[12],[28] 1,994 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Aptus 1829. GmbH, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 66 [7],[8],[15] 40 [5],[10],[16]      
Investment, Identifier [Axis]: Apus Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,878 [7],[8],[12],[31] 3,608 [4],[5],[10],[32]      
Investment, Identifier [Axis]: Aquavista Watersides 2 LTD, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,787 [7],[8],[12],[31] 6,314 [4],[5],[10],[14],[30]      
Investment, Identifier [Axis]: Aquavista Watersides 2 LTD, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,452 [7],[8],[12],[31] 2,119 [4],[5],[10],[30]      
Investment, Identifier [Axis]: Arc Education, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,344 [7],[8],[12],[13],[28] 3,807 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Arch Global Precision LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 8,683 [8],[12],[22] 8,769 [3],[4],[5]      
Investment, Identifier [Axis]: Archimede, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,336 [7],[8],[12],[19] 5,676 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Argus Bidco Limited, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 0 [5],[10],[16]      
Investment, Identifier [Axis]: Argus Bidco Limited, Equity Loan Notes          
Schedule of Investments [Line Items]          
Fair Value 30 [7],[8] 33 [5],[10]      
Investment, Identifier [Axis]: Argus Bidco Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 2,033 [7],[8],[12],[28] 1,773 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Argus Bidco Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 129 [7],[8],[12],[33] 127 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Argus Bidco Limited, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value 1,759 [7],[8],[12],[31] 1,584 [4],[5],[10],[14],[30]      
Investment, Identifier [Axis]: Argus Bidco Limited, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 30 [7],[8] 33 [5],[10]      
Investment, Identifier [Axis]: Argus Bidco Limited, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 914 [7],[8] 777 [5],[10]      
Investment, Identifier [Axis]: Armstrong Transport Group (Pele Buyer, LLC), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,433 [8],[12],[33] 5,637 [3],[4],[5]      
Investment, Identifier [Axis]: Armstrong Transport Group (Pele Buyer, LLC), Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[33] 1        
Investment, Identifier [Axis]: Artemis Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 472 [7],[8],[12],[13],[19] 256 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Astra Bidco Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 449 [7],[8],[12],[19] 396 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Astra Bidco Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 2,606 [7],[8],[12],[31] 2,365 [4],[5],[10],[14],[32]      
Investment, Identifier [Axis]: Auxi International, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 1,569 [7],[8],[12],[19] 1,351 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Auxi International, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 860 [7],[8],[12],[29] 782 [4],[5],[10],[32]      
Investment, Identifier [Axis]: Avance Clinical Bidco Pty Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,599 [7],[8],[12],[13],[34] 1,967 [4],[5],[10],[14],[35]      
Investment, Identifier [Axis]: Azalea Buyer, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 319 [8],[15] 288 [5],[16]      
Investment, Identifier [Axis]: Azalea Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,750 [8],[12],[22] 4,785 [4],[5],[14],[23]      
Investment, Identifier [Axis]: Azalea Buyer, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[12],[13],[22] 0 [4],[5],[14],[23]      
Investment, Identifier [Axis]: Azalea Buyer, Inc., Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,982 [8] 1,805 [5]      
Investment, Identifier [Axis]: BKF Buyer, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 1,115 [8],[15] 1,045 [5],[16]      
Investment, Identifier [Axis]: BKF Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,995 [8],[12],[22] 8,015 [4],[5],[23]      
Investment, Identifier [Axis]: BKF Buyer, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value (37) [8],[12],[13],[22] (52) [4],[5],[14],[23]      
Investment, Identifier [Axis]: BNI Global, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 10,607 [8],[12],[36] 9,302 [4],[5],[37]      
Investment, Identifier [Axis]: BPG Holdings IV Corp, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 11,699 [8],[11],[12] 12,560 [3],[4],[5]      
Investment, Identifier [Axis]: BVI Medical, Inc., Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[20]   9,482      
Investment, Identifier [Axis]: Bariacum S.A, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,458 [7],[8],[12],[19] 3,107 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Basin Innovation Group, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,664 [8],[12],[13],[33] 13,949 [4],[5],[14],[23]      
Investment, Identifier [Axis]: Basin Innovation Group, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[12],[13],[33] (28) [4],[5],[14],[23]      
Investment, Identifier [Axis]: Benify (Bennevis AB), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[38]   854      
Investment, Identifier [Axis]: Beyond Risk Management, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,282 [8],[12],[13],[22] 5,322 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Bidwax, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 8,192 [7],[8],[12],[28] 7,088 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Biolam Group, Common Stock          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Convertible Bonds          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,699 [7],[8],[12],[13],[25],[28],[39] 1,406 [4],[5],[10],[14],[26],[40]      
Investment, Identifier [Axis]: Biolam Group, Ordinary Shares          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock A          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock A2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock B          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock C          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock O1          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Preferred Stock O2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam Group, Warrants          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Biolam, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Convertible Bonds          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,699 0      
Investment, Identifier [Axis]: Biolam, Ordinary Shares          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Preferred Stock A          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Preferred Stock A2          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Preferred Stock B          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Preferred Stock C          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Preferred Stock O1          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Preferred Stock O2          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Biolam, Warrants          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: Bishop Street Underwriters, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 2,854        
Investment, Identifier [Axis]: Bishop Street Underwriters, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 287        
Investment, Identifier [Axis]: Black Angus Steakhouses, LLC, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 0 [41] 0 [5],[18],[40],[41],[42],[43] $ 4,869 [43],[44]    
Investment, Identifier [Axis]: Black Angus Steakhouses, LLC, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 0 [41] 2,744 [4],[5],[18],[23],[40],[41],[42],[43] 7,166 [43],[44]    
Investment, Identifier [Axis]: Black Angus Steakhouses, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [5],[16],[18],[42]   0      
Investment, Identifier [Axis]: Black Angus Steakhouses, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 0 0 [43] 0 [43]    
Investment, Identifier [Axis]: Bounteous, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,054 [8],[12],[22] 4,081 [3],[4],[5]      
Investment, Identifier [Axis]: Breeze Aviation Group Inc, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 7,496        
Investment, Identifier [Axis]: Bridger Aerospace Group Holdings, LLC, Municipal Revenue Bond          
Schedule of Investments [Line Items]          
Fair Value 28,014 27,859      
Investment, Identifier [Axis]: Bridger Aerospace Group Holdings, LLC, Preferred Stock- Series C          
Schedule of Investments [Line Items]          
Fair Value 15,716 [8] 14,618 [5]      
Investment, Identifier [Axis]: BrightSign LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,036 [8],[12],[22] 4,657 [4],[5],[23]      
Investment, Identifier [Axis]: BrightSign LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8] 1,318        
Investment, Identifier [Axis]: BrightSign LLC, LLC units          
Schedule of Investments [Line Items]          
Fair Value [5]   1,174      
Investment, Identifier [Axis]: BrightSign LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 642 [8],[12],[13],[22] 1,085 [4],[5],[14],[23]      
Investment, Identifier [Axis]: Brightpay Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,451 [7],[8],[12],[28] 386 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Brightpay Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[26]   1,720      
Investment, Identifier [Axis]: British Airways 2020-1 Class B Pass Through Trust, First Lien Senior Secured Bond          
Schedule of Investments [Line Items]          
Fair Value 430 507      
Investment, Identifier [Axis]: British Engineering Services Holdco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,763 [7],[8],[12],[31] 14,454 [4],[5],[10],[32]      
Investment, Identifier [Axis]: Broadstone Group UK LTD, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[13],[31] 3,278        
Investment, Identifier [Axis]: Brook & Whittle Holding Corp., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,726 [11],[12],[17] 2,461 [3],[4],[18]      
Investment, Identifier [Axis]: Brown Machine Group Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,698 [8],[11],[12] 5,716 [4],[5],[23]      
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation, LP Units          
Schedule of Investments [Line Items]          
Fair Value 414 [8],[15] 450 [5],[16]      
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,100 [8],[11],[12] 4,364 [4],[5],[24]      
Investment, Identifier [Axis]: CAi Software, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   12,455      
Investment, Identifier [Axis]: CAi Software, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   1,246      
Investment, Identifier [Axis]: CCFF Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,807 [8],[12],[13],[33] 5,809 [3],[4],[5],[14]      
Investment, Identifier [Axis]: CCFF Buyer, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 249 [8] 235 [5]      
Investment, Identifier [Axis]: CCFF Buyer, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (10) [8],[12],[13],[33] (15) [3],[4],[5],[14]      
Investment, Identifier [Axis]: CEC Entertainment, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 3,426        
Investment, Identifier [Axis]: CGI Parent, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,552 [8],[11],[12] 14,008 [3],[4],[5]      
Investment, Identifier [Axis]: CGI Parent, LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 1,909 [8],[15] 1,710 [5],[16]      
Investment, Identifier [Axis]: CGI Parent, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: CH Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 861        
Investment, Identifier [Axis]: CH Buyer, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 71        
Investment, Identifier [Axis]: CH Buyer, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (1)        
Investment, Identifier [Axis]: CM Acquisitions Holdings Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,068 [8],[12],[33] 12,140 [3],[4],[5]      
Investment, Identifier [Axis]: CM Acquisitions Holdings Inc., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   1,523      
Investment, Identifier [Axis]: CMT Opco Holding, LLC (Concept Machine), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,166 [8],[11],[12] 3,381 [3],[4],[5]      
Investment, Identifier [Axis]: CMT Opco Holding, LLC (Concept Machine), LLC Units          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: CSL DualCom, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,325 [7],[8],[12],[27] 2,016 [4],[5],[10],[14],[45]      
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, 2024 LIFO Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   4,211      
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 1,443 [8],[15] 695 [5],[16]      
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 11,173        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Out Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   2,860      
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Out Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 856        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, First Out Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 2,315        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, Last In First Out Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 4,696        
Investment, Identifier [Axis]: CTI Foods Holdings Co., LLC, Second Out Term Loan          
Schedule of Investments [Line Items]          
Fair Value 661 [8],[11],[12] 597 [3],[4],[5]      
Investment, Identifier [Axis]: CW Group Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,187 [8],[11],[12],[13] 2,732 [3],[4],[5]      
Investment, Identifier [Axis]: CW Group Holdings, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 484 [8],[15] 371 [5]      
Investment, Identifier [Axis]: Caldwell & Gregory LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,180 [8],[11],[12],[13] 18,833 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Caldwell & Gregory LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] (34) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Class A Equity          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 0 [5],[10],[16]      
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Class C - Warrants          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 0 [5],[10],[16]      
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Class X Equity          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 0 [5],[10],[16]      
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 0 [5],[10],[16]      
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 228 [7],[8],[12],[25],[46] 360 [4],[5],[10],[40],[47]      
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp., Super Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 257 [7],[8],[13] 185 [5],[10],[14]      
Investment, Identifier [Axis]: Caribou Holding Company, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10]   4,236      
Investment, Identifier [Axis]: Caribou Holding Company, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [5],[10],[16]   682      
Investment, Identifier [Axis]: Cascade Residential Services LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,543 [8],[11],[12] 3,742 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Cascade Residential Services LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (5) [8],[11],[12],[13] 312 [3],[4],[5]      
Investment, Identifier [Axis]: Catawba River Limited, Structured - Junior Note          
Schedule of Investments [Line Items]          
Fair Value 2,064 [7],[8],[15] 2,365 [5],[10]      
Investment, Identifier [Axis]: Celebration Bidco, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 7,745 [8],[15],[39] 11,262 [5],[16],[48]      
Investment, Identifier [Axis]: Celebration Bidco, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 7,745 11,262 [49] 12,177 [49]    
Investment, Identifier [Axis]: Celebration Bidco, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[5],[48]   6,414      
Investment, Identifier [Axis]: Celebration Bidco, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [49]   6,414 6,214    
Investment, Identifier [Axis]: Celebration Bidco, LLC, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 6,752 [8],[11],[39] 6,414      
Investment, Identifier [Axis]: Celebration Bidco, LLC, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 1,387 [8],[11],[39] 0      
Investment, Identifier [Axis]: Centralis Finco S.a.r.l., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[20]   2,996      
Investment, Identifier [Axis]: Centralis Finco S.a.r.l., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[19] 4,389        
Investment, Identifier [Axis]: Centralis Finco S.a.r.l., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[19] 833        
Investment, Identifier [Axis]: Ceres Pharma NV, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[26]   3,167      
Investment, Identifier [Axis]: Ceres Pharma NV, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[28] 3,572        
Investment, Identifier [Axis]: Ceres Pharma NV, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[13],[19] 399        
Investment, Identifier [Axis]: CloudOne Digital Corp., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 12,139        
Investment, Identifier [Axis]: CloudOne Digital Corp., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (34)        
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 19,983 [8],[15],[39] 16,852 [5],[16],[48],[49] 12,160 [49]    
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, Subordinated Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 15,861 [8],[39] 15,770 [5],[48],[49] 15,649 [49]    
Investment, Identifier [Axis]: Coastal Marina Holdings, LLC, Subordinated Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 7,313 [8],[39] 7,271 [5],[48],[49] 6,868 [49]    
Investment, Identifier [Axis]: Cobham Slip Rings SAS, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,292 [7],[8],[11],[12] 1,303 [4],[5],[10],[24]      
Investment, Identifier [Axis]: Coherus Biosciences, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,963 [8],[11],[12] 3,903 [3],[4],[5]      
Investment, Identifier [Axis]: Coherus Biosciences, Inc., Royalty Rights          
Schedule of Investments [Line Items]          
Fair Value 1,581 [8] 5,834 [5]      
Investment, Identifier [Axis]: Command Alkon (Project Potter Buyer, LLC), Class B Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 170 [8],[15] 175 [5],[16]      
Investment, Identifier [Axis]: Compass Precision, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 344 [8],[15] 299 [5],[16]      
Investment, Identifier [Axis]: Compass Precision, LLC, Senior Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 653 [8] 640 [5]      
Investment, Identifier [Axis]: Comply365, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 10,811 [8],[11],[12] 18,663 [4],[5],[23]      
Investment, Identifier [Axis]: Comply365, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] 0 [4],[5],[14],[23]      
Investment, Identifier [Axis]: Contabo Finco S.À.R.L, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[20]   4,822      
Investment, Identifier [Axis]: Contabo FincoS.À R.L, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[19] 5,471        
Investment, Identifier [Axis]: Coyo Uprising GmbH, Class A Units          
Schedule of Investments [Line Items]          
Fair Value 241 [7],[8],[15] 206 [5],[10],[16]      
Investment, Identifier [Axis]: Coyo Uprising GmbH, Class B Units          
Schedule of Investments [Line Items]          
Fair Value 452 [7],[8],[15] 381 [5],[10],[16]      
Investment, Identifier [Axis]: Coyo Uprising GmbH, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,337 [7],[8],[12],[13],[28] 4,590 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: DAWGS Intermediate Holdings Co., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 1,784        
Investment, Identifier [Axis]: DAWGS Intermediate Holdings Co., LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 401        
Investment, Identifier [Axis]: DAWGS Intermediate Holdings Co., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 240        
Investment, Identifier [Axis]: DISA Holdings Corp., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,897 [8],[12],[22] 6,950 [3],[4],[5]      
Investment, Identifier [Axis]: DISA Holdings Corp., Revolver          
Schedule of Investments [Line Items]          
Fair Value 86 [8],[12],[13],[22] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: DataServ Integrations, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[24]   1,871      
Investment, Identifier [Axis]: DataServ Integrations, LLC, Partnership Units          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   103      
Investment, Identifier [Axis]: DataServ Integrations, LLC, Preferred Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 193        
Investment, Identifier [Axis]: DataServ Integrations, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[14],[24]   0      
Investment, Identifier [Axis]: David Wood Baking UK Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 871 [7],[8],[12],[31] 818 [4],[5],[10],[32]      
Investment, Identifier [Axis]: DecksDirect, LLC, Class A Units          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: DecksDirect, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: DecksDirect, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,070 [8],[11],[12] 1,383 [3],[4],[5]      
Investment, Identifier [Axis]: DecksDirect, LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value [8] 0        
Investment, Identifier [Axis]: DecksDirect, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (14) [8],[11],[12],[13] 301 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Discovery Buyer, L.P., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 12,315        
Investment, Identifier [Axis]: Discovery Buyer, L.P., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (18)        
Investment, Identifier [Axis]: Diversified Packaging Holdings LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 436 [8] 333 [5],[16]      
Investment, Identifier [Axis]: Diversified Packaging Holdings LLC, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 802 [8] 717 [5]      
Investment, Identifier [Axis]: Dragon Bidco, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[20]   2,585      
Investment, Identifier [Axis]: DreamStart Bidco SAS (d/b/a SmartTrade), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[20]   2,202      
Investment, Identifier [Axis]: Dryden 49 Senior Loan Fund, Series 2017-49A, Subordinated Structured Notes          
Schedule of Investments [Line Items]          
Fair Value 9 [7],[15],[17] 437 [10],[16],[18]      
Investment, Identifier [Axis]: Dune Group, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[14],[20]   91      
Investment, Identifier [Axis]: Dune Group, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10]   193      
Investment, Identifier [Axis]: Dune Group, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10]   1,164      
Investment, Identifier [Axis]: Dunlipharder B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,000 [7],[8],[11],[12] 998 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Durare Bidco, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 1,389        
Investment, Identifier [Axis]: Durare Bidco, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (10)        
Investment, Identifier [Axis]: Dwyer Instruments, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,478 [8],[11],[12] 14,433 [3],[4],[5]      
Investment, Identifier [Axis]: EB Development, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,014 [7],[8],[12],[13],[19] 1,971 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: EFC International, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 254 [8],[15] 380 [5],[16]      
Investment, Identifier [Axis]: EFC International, Senior Unsecured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 818 [8] 797 [5]      
Investment, Identifier [Axis]: EMI Porta Holdco LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 11,147 [8],[11],[12] 11,696 [3],[4],[5]      
Investment, Identifier [Axis]: EMI Porta Holdco LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 546 [8],[12],[13],[22] 543 [3],[4],[5],[14]      
Investment, Identifier [Axis]: EZ SMBO Bidco, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [7],[8] 674        
Investment, Identifier [Axis]: EZ SMBO Bidco, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[46] 907        
Investment, Identifier [Axis]: EZ SMBO Bidco, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[13],[28] 568        
Investment, Identifier [Axis]: Echo Global Logistics, Inc., Partnership Equity          
Schedule of Investments [Line Items]          
Fair Value 265 [8],[15] 417 [5],[16]      
Investment, Identifier [Axis]: Echo Global Logistics, Inc., Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,223 [8],[12],[22] 9,450 [4],[5],[23]      
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value         $ 4,500
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC, Revolver, Funded          
Schedule of Investments [Line Items]          
Fair Value 7,000 10,100      
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC, Revolver, Unfunded          
Schedule of Investments [Line Items]          
Fair Value       $ 22,700 13,600
Investment, Identifier [Axis]: Eclipse Business Capital Holdings LLC, Second Lien Senior Secured Loan          
Schedule of Investments [Line Items]          
Fair Value         $ 89,800
Investment, Identifier [Axis]: Eclipse Business Capital, LLC units          
Schedule of Investments [Line Items]          
Fair Value 139,538 136,855 [49] 145,799 [49]    
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 139,538 [8],[39] 136,855 [5],[48]      
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 7,000 [8],[13],[22],[39] 10,091 [5],[14],[23],[48]      
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 7,000 10,091 [49] 5,545 [49]    
Investment, Identifier [Axis]: Eclipse Business Capital, LLC, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,545 [8],[39] 4,545 [5],[48]      
Investment, Identifier [Axis]: Eclipse Business Capital, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,545 4,545 [49] 4,545 [49]    
Investment, Identifier [Axis]: Electric Equipment & Engineering Co., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 316 [8] 307 [5]      
Investment, Identifier [Axis]: Electric Equipment & Engineering Co., LLC Units          
Schedule of Investments [Line Items]          
Fair Value 306 [8],[15] 188 [5],[16]      
Investment, Identifier [Axis]: Electrical Components International, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[14],[24]   10,410      
Investment, Identifier [Axis]: Ellkay, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   4,348      
Investment, Identifier [Axis]: Entact Environmental Services, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,294 [8],[11],[12] 6,624 [3],[4],[5]      
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 617 [7],[8],[12],[25],[28] 831 [4],[5],[10],[26],[40]      
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 298 [7],[8],[11],[12],[25] 453 [3],[4],[5],[10],[40]      
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value 938 [7],[8],[12],[25],[31] 1,165 [4],[5],[10],[32],[40]      
Investment, Identifier [Axis]: Eurofins Digital Testing International LUX Holding SARL, Senior Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[25] 0 [5],[10],[40]      
Investment, Identifier [Axis]: Events Software BidCo Pty Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,426 [7],[8],[12],[13],[34] 1,336 [4],[5],[10],[14],[35]      
Investment, Identifier [Axis]: Expert Institute Group Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 1,071        
Investment, Identifier [Axis]: Expert Institute Group Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (6)        
Investment, Identifier [Axis]: Express Wash Acquisition Company, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,256 [8],[11],[12] 5,955 [3],[4],[5]      
Investment, Identifier [Axis]: Express Wash Acquisition Company, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (1) [8],[11],[12],[13] 124 [3],[4],[5],[14]      
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]          
Fair Value 11,938 [8],[12],[22] 11,950 [3],[4],[5]      
Investment, Identifier [Axis]: FSS Buyer LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,360 [8],[12],[22] 4,740 [4],[5],[23]      
Investment, Identifier [Axis]: FSS Buyer LLC, LP Interest          
Schedule of Investments [Line Items]          
Fair Value 17 [8],[15] 17 [5]      
Investment, Identifier [Axis]: FSS Buyer LLC, LP Units          
Schedule of Investments [Line Items]          
Fair Value 76 [8],[15] 74 [5],[16]      
Investment, Identifier [Axis]: Faraday, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,784 [7],[8],[12],[19] 1,552 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Featherstone Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[29] 2,268        
Investment, Identifier [Axis]: Ferrellgas L.P., Opco Preferred Units          
Schedule of Investments [Line Items]          
Fair Value 2,886 [8] 2,799 [5]      
Investment, Identifier [Axis]: FinThrive Software Intermediate Holdings Inc., Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 6,706 [8] 5,608 [5]      
Investment, Identifier [Axis]: Finaxy Holding, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,359 [7],[8],[12],[28] 3,872 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Finexvet, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,907 [7],[8],[12],[28] 4,613 [4],[5],[10],[26]      
Investment, Identifier [Axis]: FitzMark Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,994 [8],[12],[22] 4,128 [4],[5],[23]      
Investment, Identifier [Axis]: Five Star Holding LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 755 [8],[15] 564 [5],[16]      
Investment, Identifier [Axis]: Five Star Holding LLC, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,692 [8],[11],[12] 13,198 [3],[4],[5]      
Investment, Identifier [Axis]: Flexential Issuer, LLC, Structured Secured Note - Class C          
Schedule of Investments [Line Items]          
Fair Value   15,339      
Investment, Identifier [Axis]: Flywheel Holdings Segregated Portfolio 2025-2, LP Interest          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15] 2,805        
Investment, Identifier [Axis]: Flywheel Re Segregated Portfolio 2022-4, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 2,687 [7],[8] 3,875 [5],[10],[16]      
Investment, Identifier [Axis]: Footco 40 Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 246 [7],[8],[12],[19] 217 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Footco 40 Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 1,709 [7],[8],[12],[29] 1,588 [4],[5],[10],[14],[30]      
Investment, Identifier [Axis]: Forest Buyer, LLC, Class A LLC Units          
Schedule of Investments [Line Items]          
Fair Value 137 [8] 130 [5],[16]      
Investment, Identifier [Axis]: Forest Buyer, LLC, Class B LLC Units          
Schedule of Investments [Line Items]          
Fair Value 66 [8],[15] 124 [5],[16]      
Investment, Identifier [Axis]: Forest Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,031 [8],[11],[12] 6,091 [3],[4],[5]      
Investment, Identifier [Axis]: Forest Buyer, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (3) [8],[11],[12],[13] (2) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Fortis Payment Systems, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   8,815      
Investment, Identifier [Axis]: Fortis Payment Systems, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   (9)      
Investment, Identifier [Axis]: FragilePak LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,508 [8],[11],[12] 4,544 [3],[4],[5]      
Investment, Identifier [Axis]: FragilePak LLC, Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 735 [8],[15] 767 [5],[16]      
Investment, Identifier [Axis]: GB Eagle Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,173 [8],[11],[12],[13] 9,129 [3],[4],[5],[14]      
Investment, Identifier [Axis]: GB Eagle Buyer, Inc., Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 1,512 [8] 1,350 [5]      
Investment, Identifier [Axis]: GB Eagle Buyer, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 868 [8],[11],[12],[13] (23) [3],[4],[5],[14]      
Investment, Identifier [Axis]: GCDL LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 355 [8] 243 [5],[16]      
Investment, Identifier [Axis]: GCDL LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 503 [8],[11],[12],[13] 529 [3],[4],[5],[14]      
Investment, Identifier [Axis]: GCDL LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (1) [8],[11],[12],[13] (2) [3],[4],[5],[14]      
Investment, Identifier [Axis]: GMES LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 7,617        
Investment, Identifier [Axis]: GMES LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (13)        
Investment, Identifier [Axis]: GPNZ II GmbH, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 0 [5],[10],[16]      
Investment, Identifier [Axis]: GPNZ II GmbH, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 214 [7],[8],[13] 271 [5],[10]      
Investment, Identifier [Axis]: GPNZ II GmbH, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 62 [7],[8] 33 [4],[5],[10],[14]      
Investment, Identifier [Axis]: GPNZ II GmbH, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[12],[25],[36] 189 [4],[5],[10],[37],[40]      
Investment, Identifier [Axis]: Global Academic Group Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 2,680 [7],[8],[12],[34] 2,284 [4],[5],[10],[35]      
Investment, Identifier [Axis]: Global Academic Group Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 4,146 [7],[8],[12],[13],[50] 4,000 [4],[5],[10],[14],[51]      
Investment, Identifier [Axis]: Gojo Industries, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,677 [8],[12],[22] 12,883 [3],[4],[5]      
Investment, Identifier [Axis]: Graphpad Software, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   9,499      
Investment, Identifier [Axis]: Graphpad Software, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   (1)      
Investment, Identifier [Axis]: Greenhill II BV, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,763 [7],[8],[12],[13],[19] 936 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Groupe Guemas, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,424 [7],[8],[12],[28] 4,747 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Groupe Product Life, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 496 [7],[8],[12],[13],[19] 871 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: HEKA Invest, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,504 [7],[8],[12],[13],[19] 4,850 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: HS Advisory Buyer LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 1,492        
Investment, Identifier [Axis]: HS Advisory Buyer LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (8)        
Investment, Identifier [Axis]: HSL Compliance, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[13],[29] 2,674        
Investment, Identifier [Axis]: HTI Technology & Industries, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 10,342 [8],[11],[12],[13] 10,421 [3],[4],[5],[14]      
Investment, Identifier [Axis]: HTI Technology & Industries, Revolver          
Schedule of Investments [Line Items]          
Fair Value (78) [8],[11],[12],[13] (70) [3],[4],[5],[14]      
Investment, Identifier [Axis]: HW Holdco, LLC (Hanley Wood LLC), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 10,190 [8],[11],[12] 11,081 [3],[4],[5]      
Investment, Identifier [Axis]: Haystack Holdings LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[33] 6,581        
Investment, Identifier [Axis]: Haystack Holdings LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[33] (1)        
Investment, Identifier [Axis]: HeartHealth Bidco Pty Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 700 [7],[8],[12],[13],[34] 602 [4],[5],[10],[35]      
Investment, Identifier [Axis]: Heartland Veterinary Partners, LLC, Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,167 [8] 12,865 [5]      
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,166 [8],[11],[12] 7,221 [3],[4],[5]      
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Heilbron (f/k/a Sucsez (Bolt Bidco B.V.)), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,541 [7],[8],[12],[28] 3,042 [4],[5],[10],[26]      
Investment, Identifier [Axis]: HemaSource, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 133 [8],[15] 124 [5],[16]      
Investment, Identifier [Axis]: HemaSource, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,699 [8],[12],[22] 7,267 [4],[5],[23]      
Investment, Identifier [Axis]: HemaSource, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[12],[13],[22] 0 [4],[5],[14],[23]      
Investment, Identifier [Axis]: Herbalife Ltd., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,252 [7],[12],[22] 3,294 [4],[10],[23]      
Investment, Identifier [Axis]: High Street Buyer Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 185        
Investment, Identifier [Axis]: Home Care Assistance, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,240 [8],[11],[12] 3,524 [3],[4],[5]      
Investment, Identifier [Axis]: HomeX Services Group LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,710 [8],[11],[12],[13] 1,477 [3],[4],[5],[14]      
Investment, Identifier [Axis]: HomeX Services Group LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 34 [8],[11],[12],[13] (3) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Honour Lane Logistics Holdings Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,667 [7],[8],[12],[33] 6,645 [4],[5],[10],[24]      
Investment, Identifier [Axis]: Hydratech Holdings, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 8,948 [8],[11],[12],[13] 7,413 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Hydratech Holdings, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 511 [8],[11],[12],[13] 265 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Hygie 31 Holding, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[26]   1,502      
Investment, Identifier [Axis]: Hylan Datacom & Electrical LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value [49]   0 2,013    
Investment, Identifier [Axis]: Hylan Datacom & Electrical LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [49]   0 3,917    
Investment, Identifier [Axis]: Hylan Datacom & Electrical LLC, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [49]   0 4,519    
Investment, Identifier [Axis]: ICREDITWORKS LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value [8] 10,633        
Investment, Identifier [Axis]: ICREDITWORKS LLC, Warrants          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 0        
Investment, Identifier [Axis]: IM Square, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,894 [7],[8],[12],[19] 2,533 [4],[5],[10],[20]      
Investment, Identifier [Axis]: ISTO Technologies II, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[24]   6,706      
Investment, Identifier [Axis]: ISTO Technologies II, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[14],[24]   (2)      
Investment, Identifier [Axis]: ITI Intermodal, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 984 [8],[15] 915 [5],[16]      
Investment, Identifier [Axis]: ITI Intermodal, Inc., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 795 [8],[11],[12] 800 [4],[5],[24]      
Investment, Identifier [Axis]: ITI Intermodal, Inc., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 11,986 [8],[11],[12] 12,079 [4],[5],[24]      
Investment, Identifier [Axis]: ITI Intermodal, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 226 [8],[11],[12],[13] 225 [4],[5],[14],[24]      
Investment, Identifier [Axis]: Ice House America, L.L.C., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,388 [8],[11],[12],[13] 4,482 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Ice House America, L.L.C., LLC Units          
Schedule of Investments [Line Items]          
Fair Value 226 [8],[15] 316 [5],[16]      
Investment, Identifier [Axis]: Ice House America, L.L.C., Revolver          
Schedule of Investments [Line Items]          
Fair Value 372 [8],[11],[12],[13] 186 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Infoniqa Holdings GmbH, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,088 [7],[8],[12],[19] 2,721 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Innovad Group II BV, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 7,243 [7],[8],[12],[19] 6,383 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Innovad Group II BV, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 1,152 [7],[8],[12],[52] 1,012 [4],[5],[10],[53]      
Investment, Identifier [Axis]: Innovative XCessories & Services, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[18]   2,746      
Investment, Identifier [Axis]: International Fleet Financing No.2 B.V., Class C Senior Secured Note          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[13] 8,769        
Investment, Identifier [Axis]: Interstellar Group B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,729 [7],[8],[12],[13],[19] 1,509 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: InvoCare Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,146 [7],[8],[12],[13],[34] 1,963 [4],[5],[10],[14],[35]      
Investment, Identifier [Axis]: Isagenix International, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value [5],[16],[18]   0      
Investment, Identifier [Axis]: Isagenix International, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[18]   160      
Investment, Identifier [Axis]: Isolstar Holding NV (IPCOM), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,786 [7],[8],[12],[19] 5,075 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Ivanti Software Inc, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [11],[12],[17] 937        
Investment, Identifier [Axis]: Ivanti Software Inc, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [11],[12],[17] 2,613        
Investment, Identifier [Axis]: Ivanti Software, Inc., Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[18]   3,285      
Investment, Identifier [Axis]: JF Acquisition, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   3,736      
Investment, Identifier [Axis]: Jade Bidco Limited (Jane's), First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 1,264 [7],[8],[12],[28] 1,112 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Jade Bidco Limited (Jane's), First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 6,526 [7],[8],[12],[33] 6,579 [4],[5],[10],[24]      
Investment, Identifier [Axis]: JetBlue 2019-1 Class B Pass Through Trust, Structured Secured Note - Class B          
Schedule of Investments [Line Items]          
Fair Value   2,520      
Investment, Identifier [Axis]: Jocassee Partners LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value [10],[14],[48],[54]   40,761      
Investment, Identifier [Axis]: Jocassee Partners LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value 38,838 [7],[39],[55] 40,761 41,053    
Investment, Identifier [Axis]: Jon Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,023 [7],[8],[12],[13],[50] 3,720 [4],[5],[10],[14],[51]      
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,466 [8],[12],[33] 3,481 [3],[4],[5]      
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 827 [8] 372 [5]      
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 80 [8],[12],[13],[33] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: KAMC Holdings Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 5,353        
Investment, Identifier [Axis]: KAMC Holdings Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 155        
Investment, Identifier [Axis]: Keystone Bidco B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 918 [7],[8],[12],[13],[28] 677 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Keystone Bidco B.V., Revolver          
Schedule of Investments [Line Items]          
Fair Value 10 [7],[8],[12],[13],[28] 18 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Kid Distro Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,088 [8],[12],[33] 13,156 [3],[4],[5]      
Investment, Identifier [Axis]: Kid Distro Holdings, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 721 [8],[15] 772 [5],[16]      
Investment, Identifier [Axis]: LHS Borrower, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[22] 9,039        
Investment, Identifier [Axis]: LHS Borrower, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] (12)        
Investment, Identifier [Axis]: Lambir Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,282 [7],[8],[12],[13],[28] 1,952 [4],[5],[10],[14],[26]      
Investment, Identifier [Axis]: Lambir Bidco Limited, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,988 [7],[8] 1,721 [5],[10]      
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[14],[24]   687      
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[33] 608        
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[11],[12],[13] 127        
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[31] 154        
Investment, Identifier [Axis]: Lattice Group Holdings Bidco Limited, Revolver          
Schedule of Investments [Line Items]          
Fair Value 35 [7],[8],[12],[33] (1) [4],[5],[10],[14],[24]      
Investment, Identifier [Axis]: LeadsOnline, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,964 [8],[11],[12] 10,029 [3],[4],[5]      
Investment, Identifier [Axis]: LeadsOnline, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 199 [8] 180 [5]      
Investment, Identifier [Axis]: LeadsOnline, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (7) [8],[11],[12],[13] (10) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Learfield Communications, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   4,085      
Investment, Identifier [Axis]: Learfield Communications, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[23]   5,520      
Investment, Identifier [Axis]: Legal Solutions Holdings, Senior Subordinated Loan          
Schedule of Investments [Line Items]          
Fair Value [5],[40],[56]   0      
Investment, Identifier [Axis]: Lifestyle Intermediate II, LLC, Class A Common Units          
Schedule of Investments [Line Items]          
Fair Value [15],[17] 0        
Investment, Identifier [Axis]: Lifestyle Intermediate II, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,535 [8],[11],[12],[17] 2,812 [3],[4],[5],[18]      
Investment, Identifier [Axis]: Lockmasters Security Intermediate, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 9,312        
Investment, Identifier [Axis]: Lockmasters Security Intermediate, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] (6)        
Investment, Identifier [Axis]: Long Term Care Group, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 8,395 [8],[11],[12] 7,839 [3],[4],[5]      
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]          
Fair Value [4],[5],[10],[20]   10,829      
Investment, Identifier [Axis]: M-Personal Protection Management GmbH, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[19] 4,141        
Investment, Identifier [Axis]: MB Purchaser, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,437 [8],[11],[12],[13] 2,591 [4],[5],[14],[23]      
Investment, Identifier [Axis]: MB Purchaser, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 89 [8],[15] 82 [5],[16]      
Investment, Identifier [Axis]: MB Purchaser, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (1) [8],[11],[12],[13] (2) [4],[5],[14],[23]      
Investment, Identifier [Axis]: MC Group Ventures Corporation, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 4,782 [8],[11],[12],[13] 4,899 [4],[5],[14],[23]      
Investment, Identifier [Axis]: MC Group Ventures Corporation, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 4,221 [8],[11],[12],[13] 4,036 [4],[5],[14],[24]      
Investment, Identifier [Axis]: MC Group Ventures Corporation, Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 598 [8],[15] 681 [5],[16]      
Investment, Identifier [Axis]: MI OpCo Holdings, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[23]   6,320      
Investment, Identifier [Axis]: MIV Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 2,621        
Investment, Identifier [Axis]: MIV Buyer, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 101        
Investment, Identifier [Axis]: MIV Buyer, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (6)        
Investment, Identifier [Axis]: MNS Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 348 [8],[12],[22] 662 [3],[4],[5]      
Investment, Identifier [Axis]: MNS Buyer, Inc., Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 189 [8],[15] 106 [5],[16]      
Investment, Identifier [Axis]: MSI Express Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 1,540        
Investment, Identifier [Axis]: MSI Express Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 990        
Investment, Identifier [Axis]: MVC Automotive Group GmbH, Bridge Loan          
Schedule of Investments [Line Items]          
Fair Value [43]   0 9,762    
Investment, Identifier [Axis]: MVC Automotive Group GmbH, Common Equity Interest          
Schedule of Investments [Line Items]          
Fair Value 9,713 [7],[8],[15],[57],[58] 13,741 [5],[10],[16],[42],[56]      
Investment, Identifier [Axis]: MVC Automotive Group GmbH, Common Equity Interest          
Schedule of Investments [Line Items]          
Fair Value 9,713 13,741 [43] 15,430 [43]    
Investment, Identifier [Axis]: MVC Automotive Group GmbH, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[58] 1,172        
Investment, Identifier [Axis]: MVC Automotive Group GmbH, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,172 0      
Investment, Identifier [Axis]: MVC Private Equity Fund LP, General Partnership Interest          
Schedule of Investments [Line Items]          
Fair Value 0 0 [10],[16],[42],[56] 24    
Investment, Identifier [Axis]: MVC Private Equity Fund LP, Limited Partnership Interest          
Schedule of Investments [Line Items]          
Fair Value 0 11 [10],[16],[42],[56] 981    
Investment, Identifier [Axis]: Magnetite XIX, Limited, Subordinated Notes          
Schedule of Investments [Line Items]          
Fair Value 5,129 [7],[11],[12],[17] 10,500 [3],[5],[10],[18]      
Investment, Identifier [Axis]: Marmoutier Holding B.V., Common Stock          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15] 0        
Investment, Identifier [Axis]: Marmoutier Holding B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 37 [7],[8],[12],[13],[19] 146 [4],[5],[10],[14],[26],[40]      
Investment, Identifier [Axis]: Marmoutier Holding B.V., Revolver          
Schedule of Investments [Line Items]          
Fair Value 146 [7],[8],[12],[19] (53) [4],[5],[10],[14],[26],[40]      
Investment, Identifier [Axis]: Marmoutier Holding B.V., Super Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 159 [7],[8],[12],[28] 185 [4],[5],[10],[40]      
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 1,753 [8],[11],[12] 1,747 [3],[4],[5]      
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 3,660 [8],[12],[27] 3,775 [4],[5],[45]      
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), Revolver 1          
Schedule of Investments [Line Items]          
Fair Value 34 [8],[11],[12],[13] (9) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Media Recovery, Inc. (SpotSee), Revolver 2          
Schedule of Investments [Line Items]          
Fair Value (8) [8],[12],[13],[27] (10) [4],[5],[14],[45]      
Investment, Identifier [Axis]: Median B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,829 [7],[12],[29] 8,966 [4],[10],[32]      
Investment, Identifier [Axis]: Medical Solutions Parent Holdings, Inc., Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 892 [11],[12] 2,211 [3],[4]      
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,025 [8],[11],[12] 3,648 [3],[4],[5]      
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 129 [8],[15] 46 [5],[16]      
Investment, Identifier [Axis]: Megawatt Acquisitionco, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 66 [8],[11],[12],[13] 108 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Mercell Holding AS, Class A Units          
Schedule of Investments [Line Items]          
Fair Value 152 [7],[8],[15] 125 [5],[10],[16]      
Investment, Identifier [Axis]: Mercell Holding AS, Class B Units          
Schedule of Investments [Line Items]          
Fair Value 0 [7],[8],[15] 21 [5],[10],[16]      
Investment, Identifier [Axis]: Mercell Holding AS, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,136 [7],[8],[12],[13],[59] 2,750 [4],[5],[10],[14],[60]      
Investment, Identifier [Axis]: Modern Star Holdings Bidco Pty Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[13],[61] 7,374        
Investment, Identifier [Axis]: Modern Star Holdings Bidco Pty Limited., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[14],[62]   7,008      
Investment, Identifier [Axis]: Momentum Textiles, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 7,233        
Investment, Identifier [Axis]: Momentum Textiles, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (7)        
Investment, Identifier [Axis]: Moonlight Bidco Limited, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 210 [7],[8],[15] 182 [5],[10],[16]      
Investment, Identifier [Axis]: Moonlight Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,000 [7],[8],[12],[13],[29] 1,841 [4],[5],[10],[14],[30]      
Investment, Identifier [Axis]: Murphy Midco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,674 [7],[8],[12],[31] 1,641 [4],[5],[10],[32]      
Investment, Identifier [Axis]: Music Reports, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,805 [8],[11],[12] 6,618 [3],[4],[5]      
Investment, Identifier [Axis]: NAW Buyer LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,127 [8],[11],[12],[13] 11,850 [3],[4],[5],[14]      
Investment, Identifier [Axis]: NAW Buyer LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 614 [8] 524 [5]      
Investment, Identifier [Axis]: NAW Buyer LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: NF Holdco, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,061 [8],[11],[12] 6,283 [3],[4],[5]      
Investment, Identifier [Axis]: NF Holdco, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 307 [8],[15] 563 [5],[16]      
Investment, Identifier [Axis]: NF Holdco, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 610 [8],[11],[12],[13] 276 [3],[4],[5],[14]      
Investment, Identifier [Axis]: NPM Investments 28 B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,139 [7],[8],[12],[13],[19] 1,869 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Napa Bidco Pty Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,337 [7],[8],[12],[34] 12,459 [4],[5],[10],[35]      
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., Class A Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   578      
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., Class B Common Stock          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   743      
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[23]   5,074      
Investment, Identifier [Axis]: Narda Acquisitionco., Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[14],[23]   0      
Investment, Identifier [Axis]: Navia Benefit Solutions, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,528 [8],[12],[22] 5,572 [4],[5],[23]      
Investment, Identifier [Axis]: NeoxCo, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,809 [7],[8],[12],[28] 2,456 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Next Holdco, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 22,074 [8],[11],[12],[13] 7,320 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Next Holdco, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (4) [8],[11],[12],[13] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Northstar Recycling, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,511 [8],[11],[12] 16,910 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Northstar Recycling, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (35) [8],[11],[12],[13] (44) [3],[4],[5],[14]      
Investment, Identifier [Axis]: OA Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[23]   8,268      
Investment, Identifier [Axis]: OA Buyer, Inc., Partnership Units          
Schedule of Investments [Line Items]          
Fair Value [5]   783      
Investment, Identifier [Axis]: OA Buyer, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[14],[23]   (5)      
Investment, Identifier [Axis]: OAC Holdings I Corp, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,294 [8],[11],[12] 3,539 [4],[5],[23]      
Investment, Identifier [Axis]: OAC Holdings I Corp, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] 0 [4],[5],[14],[23]      
Investment, Identifier [Axis]: OG III B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,613 [7],[8],[12],[19] 3,241 [4],[5],[10],[20]      
Investment, Identifier [Axis]: ORS Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 4,911        
Investment, Identifier [Axis]: ORTEC INTERNATIONAL NEWCO B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,074 [7],[8],[12],[19] 931 [4],[5],[10],[20]      
Investment, Identifier [Axis]: OSP Hamilton Purchaser, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 18,125 [8],[11],[12] 13,901 [3],[4],[5],[14]      
Investment, Identifier [Axis]: OSP Hamilton Purchaser, LLC, LP Units          
Schedule of Investments [Line Items]          
Fair Value 196 [8],[15] 151 [5]      
Investment, Identifier [Axis]: OSP Hamilton Purchaser, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 671 [8],[11],[12],[13] 430 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Ocelot Holdco LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 2,358 [8],[15] 742 [5],[16]      
Investment, Identifier [Axis]: Ocelot Holdco LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 2,438 [8] 2,873 [5]      
Investment, Identifier [Axis]: Ocelot Holdco LLC, Super Senior Takeback Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5]   549      
Investment, Identifier [Axis]: Ocelot Holdco LLC, Takeback Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,933 [8] 2,933 [4],[5]      
Investment, Identifier [Axis]: Ocular Therapeutix, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,837 [7],[8],[12],[22] 4,849 [4],[5],[10],[23]      
Investment, Identifier [Axis]: Offen Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [5],[18],[23]   3,681      
Investment, Identifier [Axis]: Oracle Vision Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,955 [7],[8],[12],[31] 2,802 [4],[5],[10],[32]      
Investment, Identifier [Axis]: Origin Bidco Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 345 [7],[8],[12],[19] 301 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Origin Bidco Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 528 [7],[8],[11],[12] 522 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Owl Intermediate Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 2,456        
Investment, Identifier [Axis]: Owl Intermediate Holdings, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (20)        
Investment, Identifier [Axis]: PDQ.Com Corporation, Class A-2 Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 32 [8],[15] 42 [5],[16]      
Investment, Identifier [Axis]: PDQ.Com Corporation, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 18,368 [8],[11],[12],[13] 14,514 [3],[4],[5],[14]      
Investment, Identifier [Axis]: PSP Intermediate 4, LLC, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 949 [7],[8],[12],[19] 844 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: PSP Intermediate 4, LLC, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 1,394 [7],[8],[11],[12] 1,408 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Panoche Energy Center LLC, First Lien Senior Secured Bond          
Schedule of Investments [Line Items]          
Fair Value 3,046 [8] 3,695 [5]      
Investment, Identifier [Axis]: Pare SAS (SAS Maurice MARLE), First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 2,780 [7],[8],[12],[19] 2,688 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Pare SAS (SAS Maurice MARLE), First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 1,400 [7],[8],[11],[12] 1,500 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[14],[23]   609      
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[22] 29        
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[22] 593        
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 350 [8],[15] 263 [5],[16]      
Investment, Identifier [Axis]: Parkview Dental Holdings LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value [8] 38        
Investment, Identifier [Axis]: Patriot New Midco 1 Limited (Forensic Risk Alliance), First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 2,116 [7],[8],[12],[19] 2,045 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Patriot New Midco 1 Limited (Forensic Risk Alliance), First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 2,397 [7],[8],[11],[12] 2,628 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class A          
Schedule of Investments [Line Items]          
Fair Value 180 [7],[8] 177 [5],[10]      
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class B          
Schedule of Investments [Line Items]          
Fair Value 181 [7],[8] 178 [5],[10]      
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class C          
Schedule of Investments [Line Items]          
Fair Value 181 [7],[8] 180 [5],[10]      
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class D          
Schedule of Investments [Line Items]          
Fair Value 180 [7],[8] 178 [5],[10]      
Investment, Identifier [Axis]: Perimeter Master Note Business Trust, Structured Secured Note - Class E          
Schedule of Investments [Line Items]          
Fair Value 9,148 [7],[8] 8,904 [5],[10]      
Investment, Identifier [Axis]: Permaconn BidCo Pty Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,715 [7],[8],[12],[34] 2,537 [4],[5],[10],[35]      
Investment, Identifier [Axis]: Polara Enterprises, L.L.C., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 948 [8],[12],[22] 957 [3],[4],[5]      
Investment, Identifier [Axis]: Polara Enterprises, L.L.C., Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 1,942 [8] 1,229 [5]      
Investment, Identifier [Axis]: Polara Enterprises, L.L.C., Revolver          
Schedule of Investments [Line Items]          
Fair Value 506 [8],[12],[13],[22] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Policy Services Company, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 47,578 [8],[11],[12] 52,940 [3],[4],[5]      
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class A          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 1,262 [5],[16]      
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class B          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 426 [5],[16]      
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class CC          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 0 [5],[16]      
Investment, Identifier [Axis]: Policy Services Company, LLC, Warrants - Class D          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 122 [5],[16]      
Investment, Identifier [Axis]: Polymer Solutions Group Holdings, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15],[17] 0 [5],[16]      
Investment, Identifier [Axis]: Polymer Solutions Group Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 363 [8],[12],[17],[22],[25] 554 [4],[5],[18],[23],[40]      
Investment, Identifier [Axis]: PowerGEM Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,672 [8],[11],[12],[13] 6,710 [3],[4],[5],[14]      
Investment, Identifier [Axis]: PowerGEM Buyer, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] (26) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Premium Franchise Brands, LLC, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 7,378 [8],[12],[33] 7,377 [3],[4],[5]      
Investment, Identifier [Axis]: Premium Franchise Brands, LLC, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 2,717 [8],[12],[33] 2,694 [3],[4],[5]      
Investment, Identifier [Axis]: Premium Invest, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,802 [7],[8],[12],[13],[19] 8,750 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Preqin MC Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[24]   2,789      
Investment, Identifier [Axis]: Pro-Vision Solutions Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,652 [8],[12],[22] 7,662 [3],[4],[5]      
Investment, Identifier [Axis]: Pro-Vision Solutions Holdings, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 241 [8],[15] 249 [5],[16]      
Investment, Identifier [Axis]: Pro-Vision Solutions Holdings, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 125 [8],[12],[13],[22] (28) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Process Equipment, Inc. (ProcessBarron), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,251 [8],[12],[33] 5,338 [4],[5],[24]      
Investment, Identifier [Axis]: Process Insights Acquisition, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 106 [8],[15] 237 [5],[16]      
Investment, Identifier [Axis]: Process Insights Acquisition, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,144 [8],[11],[12] 5,134 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Process Insights Acquisition, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 915 [8],[11],[12] 889 [3],[4],[5],[14]      
Investment, Identifier [Axis]: ProfitOptics, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,599 [8],[12],[22] 1,613 [4],[5],[23]      
Investment, Identifier [Axis]: ProfitOptics, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 416 [8],[15] 198 [5],[16]      
Investment, Identifier [Axis]: ProfitOptics, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 97 [8],[12],[13],[22] 242 [4],[5],[14],[23]      
Investment, Identifier [Axis]: ProfitOptics, LLC, Senior Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 78 [8] 76 [5]      
Investment, Identifier [Axis]: Proppants Holding, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [5],[18]   0      
Investment, Identifier [Axis]: Protego Bidco B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[26]   1,646      
Investment, Identifier [Axis]: Protego Bidco B.V., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[28] 1,599        
Investment, Identifier [Axis]: Protego Bidco B.V., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[28] 320        
Investment, Identifier [Axis]: Protego Bidco B.V., Revolver          
Schedule of Investments [Line Items]          
Fair Value 2,302 [7],[8],[12],[28] 1,974 [4],[5],[10],[26]      
Investment, Identifier [Axis]: QPE7 SPV1 BidCo Pty Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,817 [7],[8],[12],[61] 1,694 [4],[5],[10],[62]      
Investment, Identifier [Axis]: Qima Finance LTD, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[11],[12],[13] 2,786        
Investment, Identifier [Axis]: Qualified Industries, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 127 [8],[15] 61 [5],[16]      
Investment, Identifier [Axis]: Qualified Industries, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,864 [8],[12],[33] 2,567 [4],[5],[24]      
Investment, Identifier [Axis]: Qualified Industries, LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 188 [8],[15] 175 [5],[16]      
Investment, Identifier [Axis]: Qualified Industries, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (4) [8],[12],[13],[33] (5) [4],[5],[14],[24]      
Investment, Identifier [Axis]: Questel Unite, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10]   7,059      
Investment, Identifier [Axis]: R1 Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,052 [8],[11],[12] 6,135 [4],[5],[23]      
Investment, Identifier [Axis]: R1 Holdings, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 1,850 [8],[11],[12],[13] 472 [4],[5],[14],[23]      
Investment, Identifier [Axis]: RA Outdoors, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,349 [8],[12],[17],[25],[33] 12,732 [3],[4],[5],[18]      
Investment, Identifier [Axis]: RA Outdoors, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 894 [8],[12],[17],[25],[33] 1,217 [3],[4],[5],[18]      
Investment, Identifier [Axis]: REP SEKO MERGER SUB LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15] 4,595 [5],[16]      
Investment, Identifier [Axis]: REP SEKO MERGER SUB LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,277 [8],[11],[12] 1,015 [3],[4],[5]      
Investment, Identifier [Axis]: REP SEKO MERGER SUB LLC, First Out Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,074 [8],[11],[12] 2,577 [3],[4],[5]      
Investment, Identifier [Axis]: RKD Group, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 12,057        
Investment, Identifier [Axis]: RKD Group, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 472        
Investment, Identifier [Axis]: ROI Solutions LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 18,131 [8],[11],[12],[13] 17,973 [3],[4],[5],[14]      
Investment, Identifier [Axis]: ROI Solutions LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (13) [8],[11],[12],[13] (55) [3],[4],[5],[14]      
Investment, Identifier [Axis]: RPX Corporation, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 21,582 [8],[12],[22] 21,638 [3],[4],[5]      
Investment, Identifier [Axis]: RPX Corporation, Revolver          
Schedule of Investments [Line Items]          
Fair Value (24) [8],[12],[13],[22] (39) [3],[4],[5],[14]      
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Class A Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15],[17] 0 [5],[16],[18]      
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Class B Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15],[17] 0 [5],[16],[18]      
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Class C Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 42 [8],[15],[17] 57 [5],[16],[18]      
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[15],[17] 0 [5],[16],[18]      
Investment, Identifier [Axis]: Randys Holdings, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 704        
Investment, Identifier [Axis]: Randys Holdings, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,329 [8],[11],[12],[13] 10,873 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Randys Holdings, Inc., Partnership Units          
Schedule of Investments [Line Items]          
Fair Value [5],[16]   622      
Investment, Identifier [Axis]: Randys Holdings, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 1,144 [8],[11],[12],[13] 613 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Rapid Buyer LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,224 [8],[11],[12],[13] 5,313 [4],[5],[14],[24]      
Investment, Identifier [Axis]: Rapid Buyer LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 413 [8],[15] 533 [5],[16]      
Investment, Identifier [Axis]: Rapid Buyer LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (35) [8],[11],[12],[13] (22) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Real Chemistry Intermediate III, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 3,665        
Investment, Identifier [Axis]: Real Chemistry Intermediate III, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] (4)        
Investment, Identifier [Axis]: Recovery Point Systems, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 11,206 [8],[11],[12] 11,294 [3],[4],[5]      
Investment, Identifier [Axis]: Recovery Point Systems, Inc., Partnership Equity          
Schedule of Investments [Line Items]          
Fair Value 95 [8],[15] 81 [5],[16]      
Investment, Identifier [Axis]: Renovation Parent Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,439 [8],[11],[12] 4,308 [3],[4],[5]      
Investment, Identifier [Axis]: Renovation Parent Holdings, LLC, Partnership Equity          
Schedule of Investments [Line Items]          
Fair Value 140 [8],[15] 85 [5],[16]      
Investment, Identifier [Axis]: Resolute Investment Managers, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 67 [8],[15],[17] 98 [5],[16],[18]      
Investment, Identifier [Axis]: Rhondda Financing No. 1 DAC, Structured - Junior Note          
Schedule of Investments [Line Items]          
Fair Value [5],[10],[14]   26,044      
Investment, Identifier [Axis]: Riedel Beheer B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,215 [7],[8],[12],[19] 1,963 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Rocade Holdings LLC, Common LP Units          
Schedule of Investments [Line Items]          
Fair Value 1,198 [8],[39] 243 [5],[16],[48],[49] 844 [49]    
Investment, Identifier [Axis]: Rocade Holdings LLC, Preferred LP Units          
Schedule of Investments [Line Items]          
Fair Value 89,559 [8],[11],[13],[39] 83,000 [3],[5],[14],[48],[49] 73,113 [49]    
Investment, Identifier [Axis]: Rock Labor LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,449 [8],[12],[22] 6,426 [3],[4],[5]      
Investment, Identifier [Axis]: Rock Labor LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 1,368 [8] 1,127 [5]      
Investment, Identifier [Axis]: Rock Labor LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (7) [8],[11],[12],[13] (19) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Royal Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   8,098      
Investment, Identifier [Axis]: Royal Buyer, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   (2)      
Investment, Identifier [Axis]: Ruffalo Noel Levitz, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   6,792      
Investment, Identifier [Axis]: Ruffalo Noel Levitz, LLC, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[25] 2,412        
Investment, Identifier [Axis]: Ruffalo Noel Levitz, LLC, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[22] 6        
Investment, Identifier [Axis]: Ruffalo Noel Levitz, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 0        
Investment, Identifier [Axis]: Russell Investments US Institutional Holdco, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 516 [8],[11],[12] 508 [3],[4],[5]      
Investment, Identifier [Axis]: SBP Holdings LP, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 8,624 [8],[12],[13],[22] 8,648 [4],[5],[14],[23]      
Investment, Identifier [Axis]: SBP Holdings LP, Revolver          
Schedule of Investments [Line Items]          
Fair Value (5) [8],[12],[13],[22] (13) [3],[4],[5],[14]      
Investment, Identifier [Axis]: SCP Medical Products, LLC., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 2,016        
Investment, Identifier [Axis]: SCP Medical Products, LLC., LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 52        
Investment, Identifier [Axis]: SCP Medical Products, LLC., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (2)        
Investment, Identifier [Axis]: SISU ACQUISITIONCO., INC., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,956 [8],[11],[12] 6,591 [3],[4],[5],[14]      
Investment, Identifier [Axis]: SPATCO Energy Solutions, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 195 [8],[15] 280 [5],[16]      
Investment, Identifier [Axis]: SPATCO Energy Solutions, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,237 [8],[11],[12],[13] 6,990 [3],[4],[5],[14]      
Investment, Identifier [Axis]: SPATCO Energy Solutions, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (14) [8],[11],[12],[13] (18) [3],[4],[5],[14]      
Investment, Identifier [Axis]: SSCP Pegasus Midco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,087 [7],[8],[12],[29] 4,368 [4],[5],[10],[14],[30]      
Investment, Identifier [Axis]: SSCP Spring Bidco 3 Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,019 [7],[8],[12],[31] 941 [4],[5],[10],[32]      
Investment, Identifier [Axis]: SVI International LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 641 [8],[11],[12] 583 [3],[4],[5],[14]      
Investment, Identifier [Axis]: SVI International LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 364 [8] 277 [5]      
Investment, Identifier [Axis]: SVI International LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] (1) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Saab Purchaser, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,525 [8],[11],[12] 17,592 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Saab Purchaser, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value (24) [8],[11],[12],[13] (24) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Safety Products Holdings, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,697 [8],[11],[12] 14,812 [3],[4],[5]      
Investment, Identifier [Axis]: Safety Products Holdings, LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value 504 [8],[15] 537 [5],[16]      
Investment, Identifier [Axis]: Sanoptis S.A.R.L., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 4,250 [7],[8],[12],[13],[28] 3,692 [4],[5],[10],[14],[26]      
Investment, Identifier [Axis]: Sanoptis S.A.R.L., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 3,256 [7],[8],[12],[63] 2,788 [4],[5],[10],[53]      
Investment, Identifier [Axis]: Sanoptis S.A.R.L., First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[53]   46      
Investment, Identifier [Axis]: Sansidor BV, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,020 [7],[8],[12],[13],[19] 534 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Scaled Agile, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,589 [8],[11],[12] 1,605 [3],[4],[5]      
Investment, Identifier [Axis]: Scaled Agile, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 299 [8],[11],[12] 302 [3],[4],[5]      
Investment, Identifier [Axis]: Scout Bidco B.V., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 3,525 [7],[8],[12],[28] 3,297 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Scout Bidco B.V., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 416 [7],[8],[12],[33] 442 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Scout Bidco B.V., Revolver          
Schedule of Investments [Line Items]          
Fair Value 384 [7],[8],[12],[13],[28] (14) [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Screenvision, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 5,102        
Investment, Identifier [Axis]: Screenvision, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (11)        
Investment, Identifier [Axis]: Screenvision, LLC, Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 32,545        
Investment, Identifier [Axis]: Security Holdings B.V, Bridge Loan          
Schedule of Investments [Line Items]          
Fair Value 6,823 6,655 [43] 6,328 [43]    
Investment, Identifier [Axis]: Security Holdings B.V, Common Stock Series A          
Schedule of Investments [Line Items]          
Fair Value 460 399 [43] 311 [43]    
Investment, Identifier [Axis]: Security Holdings B.V, Common Stock Series B          
Schedule of Investments [Line Items]          
Fair Value 42,946 37,296 [43] 29,080 [43]    
Investment, Identifier [Axis]: Security Holdings B.V, Revolver          
Schedule of Investments [Line Items]          
Fair Value 6,227 5,333 [43] 3,866 [43]    
Investment, Identifier [Axis]: Security Holdings B.V, Senior Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 11,543 11,191 [43] 10,867 [43]    
Investment, Identifier [Axis]: Security Holdings B.V, Senior Unsecured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,845 2,293 [43] 2,236 [43]    
Investment, Identifier [Axis]: Security Holdings B.V., Bridge Loan          
Schedule of Investments [Line Items]          
Fair Value 6,823 [7],[8],[57],[58] 6,655 [5],[10],[42],[56]      
Investment, Identifier [Axis]: Security Holdings B.V., Common Stock Series A          
Schedule of Investments [Line Items]          
Fair Value 460 [7],[8],[15],[57],[58] 399 [5],[10],[16],[42],[56]      
Investment, Identifier [Axis]: Security Holdings B.V., Common Stock Series B          
Schedule of Investments [Line Items]          
Fair Value 42,946 [7],[8],[57],[58] 37,296 [5],[10],[16],[42],[56]      
Investment, Identifier [Axis]: Security Holdings B.V., Revolver          
Schedule of Investments [Line Items]          
Fair Value 6,227 [7],[8],[13],[57],[58] 5,333 [5],[10],[14],[42],[56]      
Investment, Identifier [Axis]: Security Holdings B.V., Senior Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 11,543 [7],[8],[57],[58] 11,191 [5],[10],[42],[56]      
Investment, Identifier [Axis]: Security Holdings B.V., Senior Unsecured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,845 [7],[8],[57],[58] 2,293 [5],[10],[42],[56]      
Investment, Identifier [Axis]: Selenium Designated Activity Company, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[36] 3,167        
Investment, Identifier [Axis]: Sereni Capital NV, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[26]   903      
Investment, Identifier [Axis]: Sereni Capital NV, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[26]   1,524      
Investment, Identifier [Axis]: Serta Simmons Bedding LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 895 [15] 655 [16]      
Investment, Identifier [Axis]: Shelf Bidco Ltd, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 4,620 [7],[8],[17] 4,668 [5],[10]      
Investment, Identifier [Axis]: Shelf Bidco Ltd, Second Out Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,070 [7],[8],[11],[12] 12,153 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Sierra Senior Loan Strategy JV I LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value [10],[18],[48],[54]   41,453      
Investment, Identifier [Axis]: Sierra Senior Loan Strategy JV I LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value 38,338 [7],[17],[39],[55] 41,453 39,172    
Investment, Identifier [Axis]: Sinari Invest, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,980 [7],[8],[12],[13],[19] 1,858 [4],[5],[10],[14],[26]      
Investment, Identifier [Axis]: Skyvault Holdings LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 15,641 [8],[13],[39] 3,586 [5],[14],[48]      
Investment, Identifier [Axis]: Skyvault Holdings LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 15,641 3,586 [49] 0 [49]    
Investment, Identifier [Axis]: Skyvault Holdings LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 5,214 [8],[15],[39] 1,195 [5],[16],[48]      
Investment, Identifier [Axis]: Skyvault Holdings LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 5,214 1,195 [49] 0 [49]    
Investment, Identifier [Axis]: SmartShift Group, Inc., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 568 [8],[15] 483 [5],[16]      
Investment, Identifier [Axis]: SmartShift Group, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,846 [8],[12],[33] 12,944 [3],[4],[5]      
Investment, Identifier [Axis]: SmartShift Group, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[12],[13],[33] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Smartling, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 10,357 [8],[12],[33] 10,437 [3],[4],[5]      
Investment, Identifier [Axis]: Smartling, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[12],[13],[33] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Smile Brands Group Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 4,592        
Investment, Identifier [Axis]: Smile Brands Group Inc., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   1,230      
Investment, Identifier [Axis]: Smile Brands Group Inc., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   3,477      
Investment, Identifier [Axis]: Solo Buyer, L.P., Common Equity          
Schedule of Investments [Line Items]          
Fair Value 300 [8] 325 [5],[16]      
Investment, Identifier [Axis]: Solo Buyer, L.P., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,851 [8],[11],[12] 14,826 [3],[4],[5]      
Investment, Identifier [Axis]: Solo Buyer, L.P., Revolver          
Schedule of Investments [Line Items]          
Fair Value 816 [8],[11],[12],[13] 466 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Sonicwall US Holdings Inc, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [11],[12] 2,742        
Investment, Identifier [Axis]: Sound Point CLO XX, Ltd., Subordinated Structured Notes          
Schedule of Investments [Line Items]          
Fair Value 32 [7],[15],[17] 61 [10],[16],[18]      
Investment, Identifier [Axis]: Sparus Holdings, LLC (f/k/a Sparus Holdings, Inc.), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,282 [8],[11],[12] 2,057 [4],[5],[14],[24]      
Investment, Identifier [Axis]: Sparus Holdings, LLC (f/k/a Sparus Holdings, Inc.), Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] (1) [4],[5],[14],[24]      
Investment, Identifier [Axis]: Spatial Business Systems LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 14,654 [8],[12],[22] 14,706 [3],[4],[5]      
Investment, Identifier [Axis]: Spatial Business Systems LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (14) [8],[12],[13],[22] (21) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Starnmeer B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,472 [7],[8],[12],[33] 2,500 [4],[5],[10],[24]      
Investment, Identifier [Axis]: Superjet Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,171 [8],[11],[12],[13] 17,712 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Superjet Buyer, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (18) [8],[11],[12],[13] (38) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Swoop Intermediate III, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 1,977        
Investment, Identifier [Axis]: Swoop Intermediate III, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 0        
Investment, Identifier [Axis]: Syniverse Holdings, Inc., Series A Preferred Equity          
Schedule of Investments [Line Items]          
Fair Value 11,136 [8] 10,076 [5]      
Investment, Identifier [Axis]: TA KHP Aggregator, L.P., Common Stock          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 47        
Investment, Identifier [Axis]: TA KHP Aggregator, L.P., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 1,013        
Investment, Identifier [Axis]: TA KHP Aggregator, L.P., Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] (4)        
Investment, Identifier [Axis]: TA KHP Aggregator, L.P., Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8] 2,224        
Investment, Identifier [Axis]: TA SL Cayman Aggregator Corp., Common Stock          
Schedule of Investments [Line Items]          
Fair Value 91 [8],[15] 84 [5],[16]      
Investment, Identifier [Axis]: TA SL Cayman Aggregator Corp., Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 3,148 [8] 2,785 [5]      
Investment, Identifier [Axis]: TAPCO Buyer LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 9,491 [8],[12],[22] 13,517 [3],[4],[5],[14]      
Investment, Identifier [Axis]: TAPCO Buyer LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 451 [8],[15] 252 [5],[16]      
Investment, Identifier [Axis]: TAPCO Buyer LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (18) [8],[12],[13],[22] (44) [3],[4],[5],[14]      
Investment, Identifier [Axis]: THG Acquisition, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 5,114 [8],[12],[13],[22] 10,187 [4],[5],[14],[23]      
Investment, Identifier [Axis]: THG Acquisition, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 102 [8],[12],[13],[22] 97 [4],[5],[14],[23]      
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 14,111        
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   2,572      
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   953      
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   1,192      
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., First Lien Senior Secured Term Loan 4          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   7,837      
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 33 [8] 26 [5]      
Investment, Identifier [Axis]: TSYL Corporate Buyer, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[11],[12],[13] (4) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Tank Holding Corp, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 7,763 [8],[12],[22] 7,792 [4],[5],[24]      
Investment, Identifier [Axis]: Tank Holding Corp, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 2,996 [8],[12],[22] 2,868 [4],[5],[14],[23]      
Investment, Identifier [Axis]: Tank Holding Corp, Revolver          
Schedule of Investments [Line Items]          
Fair Value (9) [8],[12],[13],[22] (12) [4],[5],[14],[24]      
Investment, Identifier [Axis]: Tanqueray Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,776 [7],[8],[12],[13],[29] 1,643 [4],[5],[10],[14],[30]      
Investment, Identifier [Axis]: Team Air Distributing, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [5]   35      
Investment, Identifier [Axis]: Team Air Distributing, LLC, Partnership Equity          
Schedule of Investments [Line Items]          
Fair Value 429 [8],[15] 625 [5],[16]      
Investment, Identifier [Axis]: Team Air Distributing, LLC, Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 741 [8] 702 [5]      
Investment, Identifier [Axis]: Technology Service Stream BidCo Pty Ltd, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 812 [7],[8],[12],[13],[34] 677 [4],[5],[10],[14],[21]      
Investment, Identifier [Axis]: Techone B.V., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,112 [7],[8],[12],[19] 3,609 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Techone B.V., Revolver          
Schedule of Investments [Line Items]          
Fair Value (2) [7],[8],[12],[13],[19] (4) [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Tencarva Machinery Company, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,688 [8],[11],[12],[13] 8,364 [3],[4],[5]      
Investment, Identifier [Axis]: Tencarva Machinery Company, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (24) [8],[11],[12],[13] (18) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Terrybear, Inc., Partnership Equity          
Schedule of Investments [Line Items]          
Fair Value 14 [8],[15] 120 [5],[16]      
Investment, Identifier [Axis]: Terrybear, Inc., Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 265 [8] 268 [5]      
Investment, Identifier [Axis]: The Caprock Group, Inc. (aka TA/TCG Holdings, LLC), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,682 [8],[11],[12],[13] 2,647 [3],[4],[5]      
Investment, Identifier [Axis]: The Caprock Group, Inc. (aka TA/TCG Holdings, LLC), Revolver          
Schedule of Investments [Line Items]          
Fair Value (20) [8],[11],[12],[13] 0 [3],[4],[5],[14]      
Investment, Identifier [Axis]: The Caprock Group, Inc. (aka TA/TCG Holdings, LLC), Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[24]   3,791      
Investment, Identifier [Axis]: The Octave Music Group, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 59 [11],[12] 3,595 [3],[4]      
Investment, Identifier [Axis]: The Octave Music Group, Inc., Partnership Equity          
Schedule of Investments [Line Items]          
Fair Value 1,963 [8],[15] 2,180 [5]      
Investment, Identifier [Axis]: Thompson Rivers LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value [16],[48],[54]   7,208      
Investment, Identifier [Axis]: Thompson Rivers LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value 4,768 [15],[39],[55] 7,208 13,365    
Investment, Identifier [Axis]: Transportation Insight, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 8,304 [8],[11],[12] 8,518 [3],[4],[5]      
Investment, Identifier [Axis]: Trident Maritime Systems, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,237 [8],[11],[12] 14,420 [3],[4],[5]      
Investment, Identifier [Axis]: Trintech, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,815 [8],[12],[22] 6,787 [4],[5],[23]      
Investment, Identifier [Axis]: Trintech, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 151 [8],[12],[13],[22] 145 [4],[5],[14],[23]      
Investment, Identifier [Axis]: True Religion Apparel, Inc., Class A Units          
Schedule of Investments [Line Items]          
Fair Value [5],[16],[18]   0      
Investment, Identifier [Axis]: Turbo Buyer, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,782 [8],[11],[12] 7,754 [3],[4],[5]      
Investment, Identifier [Axis]: Turnberry Solutions, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,836 [8],[12],[22] 4,874 [4],[5],[23]      
Investment, Identifier [Axis]: UBC Ledgers Holding AB, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 770 [7],[8],[12],[19] 536 [4],[5],[10],[20]      
Investment, Identifier [Axis]: UBC Ledgers Holding AB, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 1,704 [7],[8],[12],[13],[64] 1,450 [4],[5],[10],[14],[38]      
Investment, Identifier [Axis]: UHY Advisors, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 7,793 [8],[11],[12],[13] 12,982 [3],[4],[5],[14]      
Investment, Identifier [Axis]: UHY Advisors, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 273 [8],[11],[12],[13] (35) [3],[4],[5],[14]      
Investment, Identifier [Axis]: UKFast Leaders Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,334 [7],[8],[12],[29] 11,041 [4],[5],[10],[30]      
Investment, Identifier [Axis]: US Bank National Association Series 2025-1, Structured Note - Class R          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[11],[12] 5,843        
Investment, Identifier [Axis]: US Bank National Association Series 2025-2, Structured Note - Class R          
Schedule of Investments [Line Items]          
Fair Value [7],[12],[22] 5,000        
Investment, Identifier [Axis]: USLS Acquisition, Inc. (f/k/a US Legal Support, Inc.), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 17,921        
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]          
Fair Value [3],[4],[5]   12,487      
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]          
Fair Value [3],[4],[5]   5,411      
Investment, Identifier [Axis]: Union Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 1,048 [7],[8],[12],[13],[31] 930 [4],[5],[10],[14],[32]      
Investment, Identifier [Axis]: United Therapy Holding III GmbH, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[14],[20]   1,204      
Investment, Identifier [Axis]: Unither (Uniholding), First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,227 [7],[8],[12],[13],[19] 1,962 [4],[5],[10],[14],[20]      
Investment, Identifier [Axis]: Unosquare, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] 2,363        
Investment, Identifier [Axis]: Unosquare, LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 261        
Investment, Identifier [Axis]: Unosquare, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value [8],[12],[13],[22] (9)        
Investment, Identifier [Axis]: Utac Ceram, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 1,812 [7],[8],[12],[19] 1,500 [4],[5],[10],[20]      
Investment, Identifier [Axis]: Utac Ceram, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 3,616 [7],[8],[11],[12] 2,471 [3],[4],[5],[10]      
Investment, Identifier [Axis]: Utac Ceram, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10]   943      
Investment, Identifier [Axis]: VB Spine Intermediary II LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12] 43,695        
Investment, Identifier [Axis]: VB Spine Intermediary II LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value [8],[15] 0        
Investment, Identifier [Axis]: VOYA CLO 2015-2, LTD., Subordinated Structured Notes          
Schedule of Investments [Line Items]          
Fair Value 45 [7],[15],[17] 15 [10],[16],[18]      
Investment, Identifier [Axis]: VOYA CLO 2016-2, LTD., Subordinated Structured Notes          
Schedule of Investments [Line Items]          
Fair Value 1 [7],[15],[17] 1,072 [10],[16],[18]      
Investment, Identifier [Axis]: Validity, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[23]   4,783      
Investment, Identifier [Axis]: Velocity Pooling Vehicle, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 2 [8],[15],[17] 2 [5],[16],[18]      
Investment, Identifier [Axis]: Velocity Pooling Vehicle, LLC, Warrants          
Schedule of Investments [Line Items]          
Fair Value 3 [8],[15],[17] 3 [5],[16],[18]      
Investment, Identifier [Axis]: Victoria Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,016 [7],[8],[12],[31] 3,787 [4],[5],[10],[32]      
Investment, Identifier [Axis]: Vision Solutions Inc., Second Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 6,194 [11],[12],[17] 6,256 [3],[4],[18]      
Investment, Identifier [Axis]: Vista Global Holding Ltd, Structured Secured Note - Class C          
Schedule of Investments [Line Items]          
Fair Value 484 [7] 495 [5],[10]      
Investment, Identifier [Axis]: VistaJet Pass Through Trust 2021-1B, Structured Secured Note - Class B          
Schedule of Investments [Line Items]          
Fair Value [5]   3,160      
Investment, Identifier [Axis]: Vital Buyer, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 17,776 [8],[11],[12] 7,241 [3],[4],[5]      
Investment, Identifier [Axis]: Vital Buyer, LLC, Partnership Units          
Schedule of Investments [Line Items]          
Fair Value 433 [8] 388 [5]      
Investment, Identifier [Axis]: W2O Holdings, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   11,772      
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 10,795        
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   2,502      
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   5,959      
Investment, Identifier [Axis]: WEST-NR ACQUISITIONCO, LLC, First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   1,816      
Investment, Identifier [Axis]: WWEC Holdings III Corp, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 12,055 [8],[11],[12] 12,050 [3],[4],[5]      
Investment, Identifier [Axis]: WWEC Holdings III Corp, Revolver          
Schedule of Investments [Line Items]          
Fair Value (15) [8],[11],[12],[13] (35) [3],[4],[5],[14]      
Investment, Identifier [Axis]: Waccamaw River LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value [10],[48],[54]   10,730      
Investment, Identifier [Axis]: Waccamaw River LLC, Member Interest          
Schedule of Investments [Line Items]          
Fair Value 5,543 [7],[39],[55] 10,730 $ 15,470    
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [8],[11],[12],[13] 12,868        
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5]   1,802      
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[14]   (36)      
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., First Lien Senior Secured Term Loan 3          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[23]   8,525      
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., LP Units          
Schedule of Investments [Line Items]          
Fair Value 1,105 [8],[15] 975 [5],[16]      
Investment, Identifier [Axis]: Whitcraft Holdings, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 975 [8],[11],[12],[13] 993 [4],[5],[14],[23]      
Investment, Identifier [Axis]: White Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [3],[4],[5],[10],[14]   1,747      
Investment, Identifier [Axis]: White Bidco Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[11],[12] 1,723        
Investment, Identifier [Axis]: White Bidco Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[11],[12] 518        
Investment, Identifier [Axis]: Woodland Foods, LLC, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 1,417 [8],[15] 1,271 [5],[16]      
Investment, Identifier [Axis]: Woodland Foods, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 17,078 [8],[11],[12] 6,097 [3],[4],[5]      
Investment, Identifier [Axis]: Woodland Foods, LLC, Preferred Stock          
Schedule of Investments [Line Items]          
Fair Value [5]   427      
Investment, Identifier [Axis]: Woodland Foods, LLC, Preferred Stock 1          
Schedule of Investments [Line Items]          
Fair Value [8] 494        
Investment, Identifier [Axis]: Woodland Foods, LLC, Preferred Stock 2          
Schedule of Investments [Line Items]          
Fair Value [8] 136        
Investment, Identifier [Axis]: Woodland Foods, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value (28) [8],[11],[12],[13] 1,043 [3],[4],[5],[14]      
Investment, Identifier [Axis]: World 50, Inc., First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 13,792 [8],[12],[33] 13,785 [4],[5],[23]      
Investment, Identifier [Axis]: World 50, Inc., Revolver          
Schedule of Investments [Line Items]          
Fair Value 0 [8],[12],[13],[33] (8) [4],[5],[14],[23]      
Investment, Identifier [Axis]: Xeinadin Bidco Limited, Common Stock          
Schedule of Investments [Line Items]          
Fair Value 1,230 [7],[8],[15] 572 [5],[10],[16]      
Investment, Identifier [Axis]: Xeinadin Bidco Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 328 [7],[8],[12],[28] 283 [4],[5],[10],[26]      
Investment, Identifier [Axis]: Xeinadin Bidco Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 9,455 [7],[8],[12],[13],[31] 8,598 [4],[5],[10],[32]      
Investment, Identifier [Axis]: Xeinadin Bidco Limited, Subordinated Term Loan          
Schedule of Investments [Line Items]          
Fair Value 4,395 [7],[8] 3,691 [5],[10]      
Investment, Identifier [Axis]: ZB Holdco LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 11,511 [8],[11],[12],[13] 9,053 [3],[4],[5]      
Investment, Identifier [Axis]: ZB Holdco LLC, LLC Units          
Schedule of Investments [Line Items]          
Fair Value 298 [8],[15] 197 [5],[16]      
Investment, Identifier [Axis]: ZB Holdco LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value 907 [8],[11],[12],[13] 495 [3],[4],[5],[14]      
Investment, Identifier [Axis]: Zelda Luxco S.A.S, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[12],[13],[28] 1,700        
Investment, Identifier [Axis]: Zeppelin Bidco Limited, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value [4],[5],[10],[32]   4,691      
Investment, Identifier [Axis]: Zeppelin Bidco Limited, First Lien Senior Secured Term Loan 1          
Schedule of Investments [Line Items]          
Fair Value 2,294 [7],[8],[12],[31],[39] 0      
Investment, Identifier [Axis]: Zeppelin Bidco Limited, First Lien Senior Secured Term Loan 2          
Schedule of Investments [Line Items]          
Fair Value 273 [7],[8],[12],[31],[39] 0      
Investment, Identifier [Axis]: Zeppelin Bidco Limited, Ordinary Shares          
Schedule of Investments [Line Items]          
Fair Value [7],[8],[15],[39] 0        
Investment, Identifier [Axis]: Zeppelin Bidco Limited, Ordinary shares          
Schedule of Investments [Line Items]          
Fair Value 0 0      
Investment, Identifier [Axis]: eShipping, LLC, First Lien Senior Secured Term Loan          
Schedule of Investments [Line Items]          
Fair Value 2,971 [8],[12],[22] 3,465 [4],[5],[23]      
Investment, Identifier [Axis]: eShipping, LLC, Revolver          
Schedule of Investments [Line Items]          
Fair Value $ 99 [8],[12],[13],[22] $ 0 [4],[5],[14],[23]      
[1] All of the investment is or will be encumbered as security for the Company’s $0.7 billion senior secured credit facility with ING Capital LLC (“ING”) initially entered into in February 2019 (as amended, restated and otherwise modified from time to time, the “February 2019 Credit Facility”).
[2] All of the investment is or will be encumbered as security for the Company’s $0.8 billion February 2019 Credit Facility with ING.
[3] The interest rate on these loans is subject to 3 Month SOFR, which as of December 31, 2024 was 4.30510%.
[4] Debt investment includes interest rate floor feature.
[5] The fair value of the investment was determined using significant unobservable inputs.
[6] PIK non-accrual investment.
[7] Investment is not a qualifying investment as defined under Section 55(a) of the 1940 Act. Non-qualifying assets represent 24.1% 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).
[8] The fair value of the investment was determined using significant unobservable inputs.
[9] PIK non-accrual investment.
[10] Investment is not a qualifying investment as defined under Section 55(a) of the 1940 Act. Non-qualifying assets represent 26.1% 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).
[11] The interest rate on these loans is subject to 3 Month SOFR, which as of September 30, 2025 was 3.97639%.
[12] Debt investment includes interest rate floor feature.
[13] Position or portion thereof is an unfunded loan or equity commitment.
[14] Position or portion thereof is an unfunded loan or equity commitment.
[15] Investment is non-income producing.
[16] Investment is non-income producing.
[17] Investment was purchased as part of the Sierra Merger and is part of the Sierra Reference Portfolio for purposes of the Sierra Credit Support Agreement.
[18] Investment was purchased as part of the Sierra Merger and is part of the Sierra Reference Portfolio for purposes of the Sierra Credit Support Agreement.
[19] The interest rate on these loans is subject to 3 Month EURIBOR, which as of September 30, 2025 was 2.03200%.
[20] The interest rate on these loans is subject to 3 Month EURIBOR, which as of December 31, 2024 was 2.71400%.
[21] The interest rate on these loans is subject to 6 Month BBSY, which as of December 31, 2024 was 4.49250%.
[22] The interest rate on these loans is subject to 1 Month SOFR, which as of September 30, 2025 was 4.12920%.
[23] The interest rate on these loans is subject to 1 Month SOFR, which as of December 31, 2024 was 4.33249%.
[24] The interest rate on these loans is subject to 6 Month SOFR, which as of December 31, 2024 was 4.25001%.
[25] Non-accrual investment.
[26] The interest rate on these loans is subject to 6 Month EURIBOR, which as of December 31, 2024 was 2.56800%.
[27] The interest rate on these loans is subject to 1 Month SONIA, which as of September 30, 2025 was 3.97500%.
[28] The interest rate on these loans is subject to 6 Month EURIBOR, which as of September 30, 2025 was 2.09600%.
[29] The interest rate on these loans is subject to 3 Month SONIA, which as of September 30, 2025 was 3.97260%.
[30] The interest rate on these loans is subject to 3 Month SONIA, which as of December 31, 2024 was 4.62330%.
[31] The interest rate on these loans is subject to 6 Month SONIA, which as of September 30, 2025 was 3.93900%.
[32] The interest rate on these loans is subject to 6 Month SONIA, which as of December 31, 2024 was 4.56370%.
[33] The interest rate on these loans is subject to 6 Month SOFR, which as of September 30, 2025 was 3.84590%.
[34] The interest rate on these loans is subject to 3 Month BBSY, which as of September 30, 2025 was 3.57640%.
[35] The interest rate on these loans is subject to 3 Month BBSY, which as of December 31, 2024 was 4.41630%.
[36] The interest rate on these loans is subject to 1 Month EURIBOR, which as of September 30, 2025 was 1.92900%.
[37] The interest rate on these loans is subject to 1 Month EURIBOR, which as of December 31, 2024 was 2.84500%.
[38] The interest rate on these loans is subject to 3 Month STIBOR, which as of December 31, 2024 was 2.54200%.
[39] 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(d)
First Lien Senior Secured Term Loan (EURIBOR + 4.50%, 12.5% PIK)(e)
$— $1,258 $(53)$$492 $1,699 $(27)
Common Stock
(851,507 shares)
— — — — — — — 
Convertible Bonds
(1,586,655 shares)
— — — — — — — 
Ordinary Shares
(15,191,001 shares)
— — — — — — — 
Preferred Stock A
(41,692 shares)
— — — — — — — 
Preferred Stock A2
(13,538 shares)
— — — — — — — 
Preferred Stock B
(1,529,216 shares)
— — — — — — — 
Preferred Stock C
(11,153 shares)
— — — — — — — 
Preferred Stock O1
(1,336,662 shares)
— — — — — — — 
Preferred Stock O2
(134,616 shares)
— — — — — — — 
Warrants (2,600,000 units)
— — — — — — — 
— 1,258 (53)492 1,699 (27)
Celebration Bidco, LLC(d)
First Lien Senior Secured Term Loan (SOFR + 8.00%, 12.3% PIK)
6,414 619 — — (281)6,752 618 
First Lien Senior Secured Term Loan (SOFR + 8.00%, 12.3% PIK)
— 1,387 — — — 1,387 111 
Common Stock
(1,243,071 shares)
11,262 — — — (3,517)7,745 — 
17,676 2,006 — — (3,798)15,884 728 
Coastal Marina Holdings, LLC(d)
Subordinated Term Loan
(8.0% Cash)
15,770 76 — — 15 15,861 1,070 
Subordinated Term Loan
(8.0% Cash)
7,271 28 — — 14 7,313 486 
LLC Units (3,518,097 units)
16,852 — — — 3,131 19,983 — 
39,893 104 — — 3,160 43,157 1,556 
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
Eclipse Business Capital, LLC(d)
Revolver (SOFR + 6.50%, 10.8% Cash)
$10,091 $3,009 $(6,092)$— $(8)$7,000 $849 
Second Lien Senior Secured Term Loan (7.5% Cash)
4,545 — — (5)4,545 264 
LLC units (89,447,396 units)
136,855 22 — — 2,661 139,538 12,321 
151,491 3,036 (6,092)— 2,648 151,083 13,434 
Jocassee Partners LLC
9.1% Member Interest
40,761 — — — (1,923)38,838 4,282 
40,761 — — — (1,923)38,838 4,282 
Rocade Holdings LLC(d)
Preferred LP Units (71,000 units) (SOFR + 6.00%, 10.3% PIK)
83,000 6,576 — — (17)89,559 6,576 
Common LP Units (23.8 units)
243 — — — 955 1,198 308 
83,243 6,576 — — 938 90,757 6,884 
Sierra Senior Loan Strategy JV I LLC
89.01% Member Interest
41,453 — — — (3,115)38,338 5,353 
41,453 — — — (3,115)38,338 5,353 
Skyvault Holdings LLC(d)
First Lien Senior Secured Term Loan (12.0% Cash)
3,586 12,236 (181)— — 15,641 927 
LLC Units (4,046,326.8 units)
1,195 4,027 — — (8)5,214 — 
4,781 16,263 (181)— (8)20,855 927 
Thompson Rivers LLC
16.0% Member Interest
7,208 — (2,396)— (44)4,768 — 
7,208 — (2,396)— (44)4,768 — 
Waccamaw River LLC
20% Member Interest
10,730 — (4,925)— (262)5,543 745 
10,730 — (4,925)— (262)5,543 745 
Zeppelin Bidco Limited(d)
First Lien Senior Secured Term Loan (SOFR + 6.50%, 11.3% PIK)
— 2,503 (11)(4,329)4,131 2,294 (6)
First Lien Senior Secured Term Loan (SOFR + 6.50%, 11.3% PIK)
— 305 (506)474 273 — 
Ordinary Shares (879 shares)
— — — — — — — 
— 2,808 (11)(4,835)4,605 2,567 (6)
Total Affiliate Investments$397,236 $32,051 $(13,658)$(4,833)$2,693 $413,489 $33,876 
(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
[40] Non-accrual investment.
[41] Non-accrual investment.
[42] As defined 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 or 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
Black Angus Steakhouses, LLC(d)
First Lien Senior Secured Term Loan (14.4% PIK)(e)
$7,166 $1,114 $— $— $(5,536)$2,744 $1,028 
First Lien Senior Secured Term Loan (10.0% PIK)(e)
4,869 — — — (4,869)— — 
LLC Units (44.6 units)
— — — — — — — 
12,035 1,114 — — (10,405)2,744 1,028 
MVC Automotive Group GmbH(d)
Bridge Loan (4.5% Cash, 1.5% PIK)
9,762 720 (9,620)(862)— — 495 
Common Equity Interest (18,000 Shares)
15,430 9,620 — — (11,309)13,741 — 
25,192 10,340 (9,620)(862)(11,309)13,741 495 
MVC Private Equity Fund LP
General Partnership Interest
(1,831.4 units)
24 — (17)— (7)— 48 
Limited Partnership Interest
(71,790.4 units)
981 — (678)— (292)11 — 
1,005 — (695)— (299)11 48 
Security Holdings B.V(d)
Bridge Loan (5.0% PIK)
6,328 327 — — — 6,655 326 
Revolver (6.0% Cash)
3,866 1,828 (12)17 (366)5,333 188 
Senior Subordinated Term Loan (3.1% PIK)
10,867 324 — — — 11,191 273 
Senior Unsecured Term Loan (6.0% Cash, 9.0% PIK)
2,236 208 — — (151)2,293 255 
Common Stock Series A (17,100 shares)
311 — — — 88 399 — 
Common Stock Series B (1,236 shares)
29,080 — — — 8,216 37,296 — 
52,688 2,687 (12)17 7,787 63,167 1,042 
Total Control Investments$90,920 $14,141 $(10,327)$(845)$(14,226)$79,663 $2,613 
(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 Control category.
(d) The fair value of the investment was determined using significant unobservable inputs.
(e) Non-accrual investment.
[43] The fair value of the investment was determined using significant unobservable inputs.
[44] Non-accrual investment.
[45] The interest rate on these loans is subject to 1 Month SONIA, which as of December 31, 2024 was 4.71030%.
[46] The interest rate on these loans is subject to 3 Month CORRA, which as of September 30, 2025 was 2.56000%.
[47] The interest rate on these loans is subject to 3 Month CORRA, which as of December 31, 2024 was 3.15158%.
[48] 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
Celebration Bidco, LLC(d)
First Lien Senior Secured Term Loan (SOFR + 8.00%, 12.6% PIK)
$6,214 $200 $— $— $— $6,414 $837 
Common Stock (1,243,071 shares)
12,177 — — — (915)11,262 — 
18,391 200 — — (915)17,676 837 
Coastal Marina Holdings, LLC(d)
Subordinated Term Loan
(8.0% Cash)
15,649 95 — — 26 15,770 1,428 
Subordinated Term Loan
(8.0% Cash)
6,868 403 — — — 7,271 711 
LLC Units (3,518,097 units)
12,160 5,551 — — (859)16,852 — 
34,677 6,049 — — (833)39,893 2,139 
Eclipse Business Capital, LLC(d)
Revolver (SOFR + 7.25%, 11.9% Cash)
5,545 27,656 (23,091)— (19)10,091 817 
Second Lien Senior Secured Term Loan (7.5% Cash)
4,545 — — (6)4,545 323 
LLC units (89,447,396 units)
145,799 66 — — (9,010)136,855 14,894 
155,889 27,728 (23,091)— (9,035)151,491 16,034 
Hylan Datacom & Electrical LLC(d)
First Lien Senior Secured Term Loan (SOFR + 8.00%, 13.4% Cash)
3,917 172 (3,917)— (172)— 311 
Second Lien Senior Secured Term Loan (SOFR + 3.00%, 8.5% Cash)
4,519 161 (4,680)— — — 181 
Common Stock
(102,144 shares)
2,013 — (1,040)(4,179)3,206 — — 
10,449 333 (9,637)(4,179)3,034 — 492 
Jocassee Partners LLC
9.1% Member Interest
41,053 — — — (292)40,761 5,709 
41,053 — — — (292)40,761 5,709 
Rocade Holdings LLC(d)
Preferred LP Units (71,000 units) (SOFR + 6.00% PIK, 10.3% PIK)
73,113 12,098 (2,222)— 11 83,000 8,598 
Common LP Units (23.8 units)
844 — — — (601)243 — 
73,957 12,098 (2,222)— (590)83,243 8,598 
Sierra Senior Loan Strategy JV I LLC
89.01% Member Interest
39,172 — — — 2,281 41,453 2,225 
39,172 — — — 2,281 41,453 2,225 
Skyvault Holdings LLC(d)
First Lien Senior Secured Term Loan (12.0% PIK)
— 3,586 — — — 3,586 36 
LLC Units (1,195,449.6 units)
— 1,195 — — — 1,195 — 
— 4,781 — — — 4,781 36 
Thompson Rivers LLC
16% Member Interest
13,365 — (5,991)— (166)7,208 — 
13,365 — (5,991)— (166)7,208 — 
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
Waccamaw River LLC
20% Member Interest
$15,470 $— $(2,087)$— $(2,653)$10,730 $3,535 
15,470 — (2,087)— (2,653)10,730 3,535 
Total Affiliate Investments$402,423 $51,189 $(43,028)$(4,179)$(9,169)$397,236 $39,605 
(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.
[49] The fair value of the investment was determined using significant unobservable inputs.
[50] The interest rate on these loans is subject to 3 Month BKBM, which as of September 30, 2025 was 2.93000%.
[51] The interest rate on these loans is subject to 3 Month BKBM, which as of December 31, 2024 was 4.27000%.
[52] The interest rate on these loans is subject to 3 Month SARON, which as of September 30, 2025 was -0.04090%
[53] The interest rate on these loans is subject to 6 Month SARON, which as of December 31, 2024 was 1.01720%.
[54] Portfolio company does not issue shares or units; member interest is based on commitments.
[55] Portfolio company does not issue shares or units; member interest is based on commitments.
[56] Investment was purchased as part of the MVC Acquisition and is part of the MVC Reference Portfolio for purposes of the MVC Credit Support Agreement.
[57] Investment was purchased from MVC Capital, Inc. (“MVC”) in connection with the MVC Acquisition (as defined in “Note 2 - Agreements and Related Party Transactions”).
[58] As defined 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 or policies of such portfolio company (including through a management agreement). Transactions for 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
Black Angus Steakhouses, LLC(d)
First Lien Senior Secured Term Loan (14.4% PIK)(e)
$2,744 $— $(610)$(7,481)$5,347 $— $(6)
First Lien Senior Secured Term Loan (10.0% PIK)(e)
— — — (9,628)9,628 — — 
LLC Units (44.6 units)
— — — — — — — 
2,744 — (610)(17,109)14,975 — (6)
MVC Automotive Group GmbH(d)
First Lien Senior Secured Term Loan (7.0% Cash)
— 2,310 (1,178)34 1,172 56 
Common Equity Interest (18,000 Shares)
13,741 — — — (4,028)9,713 — 
13,741 2,310 (1,178)(3,994)10,885 56 
MVC Private Equity Fund LP
General Partnership Interest
(1,831.4 units)
— — — (183)183 — — 
Limited Partnership Interest
(71,790.4 units)
11 — (116)(7,166)7,271 — — 
11 — (116)(7,349)7,454 — — 
Security Holdings B.V(d)
Bridge Loan (5.0% PIK)
6,655 168 — — — 6,823 254 
Revolver (6.0% PIK)
5,333 165 (3)730 6,227 283 
Senior Subordinated Term Loan (3.1% PIK)
11,191 352 — — — 11,543 268 
Senior Unsecured Term Loan (9.0% PIK)
2,293 234 — — 318 2,845 304 
Common Stock Series A (17,100 shares)
399 — — — 61 460 — 
Common Stock Series B (1,236 shares)
37,296 — — — 5,650 42,946 2,817 
63,167 919 (3)6,759 70,844 3,926 
Total Control Investments$79,663 $3,229 $(1,907)$(24,450)$25,194 $81,729 $3,976 
(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 Control category.
(d) The fair value of the investment was determined using significant unobservable inputs.
(e) Non-accrual investment.
[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 NIBOR, which as of December 31, 2024 was 4.61000%.
[61] The interest rate on these loans is subject to 1 Month BBSY, which as of September 30, 2025 was 3.53630%.
[62] The interest rate on these loans is subject to 1 Month BBSY, which as of December 31, 2024 was 4.32250%.
[63] The interest rate on these loans is subject to 6 Month SARON, which as of September 30, 2025 was -0.04508%.
[64] The interest rate on these loans is subject to 3 Month STIBOR, which as of September 30, 2025 was 1.88600%.