Commitments and Contingencies - Schedule of Unfunded Commitments Balances by Investment Types (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Loss Contingencies [Line Items]
Unfunded Commitment Balances	$ 514,659	$ 307,522
1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	494,392	289,198
1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	20,267	18,324
1272775 B.C. LTD. (dba Everest Clinical Research) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,260	1,260
Abacus Data Holdings, Inc. (dba Clutch Intermediate Holdings) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	122	305
Acquia, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,183	12,003
Admiral Buyer, Inc. (dba Fidelity Payment Services) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,740	9,650
Amspec Parent, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	984	984
AQ Helios Buyer, Inc. (dba SurePoint) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	7,837	11,705
AQ Sunshine, Inc. (dba Relation Insurance) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,868	3,383
Arrow Buyer, Inc. (dba Archer Technologies) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	487	679
ASM Buyer, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	4,878	4,878
Assembly Intermediate LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	7,698	7,698
Bayside Opco, LLC (dba Pro-PT) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	415	415
Bigchange Group Limited | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,262	3,059
Blast Bidco Inc. (dba Bazooka Candy Brands) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	522	522
BSI3 Menu Buyer, Inc (dba Kydia) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	13	38
Bullhorn, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,344	1,344
Businessolver.com, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,068	2,298
Capitol Imaging Acquisition Corp. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	180	180
Charger Debt Merger Sub, LLC (dba Classic Collision) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	77,663
Checkmate Finance Merger Sub, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,140	3,140
Chronicle Bidco Inc. (dba Lexitas) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	32,753	3,089
Circustrix Holdings, LLC (dba SkyZone) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	807	806
CivicPlus LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,217	803
Clearcourse Partnership Acquireco Finance Limited | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	7,482	7,556
Coding Solutions Acquisition, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	12,540	12,540
Computer Services, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	14,830
CorePower Yoga LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,687	1,687
Coretrust Purchasing Group LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	226	226
Crewline Buyer, Inc. (dba New Relic) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	363	363
CST Buyer Company (dba Intoxalock) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	77	78
DECA Dental Holdings LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances		228
Diligent Corporation | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,736	1,426
ESO Solutions, Inc | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,448	1,448
EDB Parent, LLC (dba Enterprise DB) | 1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,552	4,151
EIP Consolidated, LLC (dba Everest Infrastructure) | 1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,792	3,745
K2 Towers III, LLC | 1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,682	2,606
Tarpon Towers II LLC | 1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	5,423
Thor FinanceCo LLC (dba Harmoni Towers) | 1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,889	1,889
Towerco IV Holdings, LLC | 1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,229	2,083
Experity, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	81	81
Formulations Parent Corporation (dba Chase Corp) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	835	835
Frontgrade Technologies Holdings Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	250	250
Fullsteam Operations LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	41,711	14,488
Gainsight, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,736	2,736
GHA Buyer Inc. (dba Cedar Gate) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,880	1,880
GovDelivery Holdings, LLC (dba Granicus, Inc.) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,381	1,963
Governmentjobs.com, Inc. (dba NeoGov) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	17,662	17,662
GPS Phoenix Buyer, Inc. (dba Guidepoint) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,588	1,588
GS AcquisitionCo, Inc. (dba Insightsoftware) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	7,982	982
HealthEdge Software, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,800	3,800
Helios Buyer, Inc. (dba Heartland) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,363	2,363
Highfive Dental Holdco, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,188	2,188
Honor HN Buyer, Inc | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	6,476	6,476
HS4 AcquisitionCo, Inc. (dba HotSchedules & Fourth) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,535	1,535
Harrington Industrial Plastics, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	9,091	1,693
iCIMS, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	12,841	12,875
Intelligent Medical Objects, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,992	3,311
Internet Truckstop Group, LLC (dba Truckstop) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	4,400	4,400
iWave Information Systems, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	438	438
Kaseya Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,858	1,858
Kene Acquisition, Inc. (dba Entrust) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	5,477
LCG Vardiman Black, LLC (dba Specialty Dental Brands) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	89
MerchantWise Solutions, LLC (dba HungerRush) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	711	3,021
Millstone Medical Outsourcing, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,811	2,217
MRI Software LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,612	1,612
NAVEX TopCo, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	810	810
Ncontracts, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,875	1,973
NFM & J, L.P. (dba the Facilities Group) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,867	2,992
Northstar Acquisition HoldCo, LLC (dba n2y) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	34,605
One GI LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances		3,610
Onyx CenterSource, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	698	698
PDDS Holdco, Inc. (dba Planet DDS) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,833	3,988
Pioneer Buyer I, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	4,300	4,300
PlanSource Holdings, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	7,824	7,824
Pluralsight, Inc | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances		1,137
Premier Care Dental Management, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,052	2,645
Project Accelerate Parent, LLC (dba ABC Fitness) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,875
Prophix Software Inc. (dba Pound Bidco) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	5,104	5,104
Recochem, Inc | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,388	2,441
Riverpoint Medical, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,070	3,070
Recorded Books Inc. (dba RBMedia) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	294	749
Rodeo Buyer Company (dba Absorb Software) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,387	3,387
Rubrik Inc | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,168	4,320
Singlewire Software, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	129	129
Smarsh, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	4,333	5,000
Southeast Mechanical, LLC (dba. SEM Holdings, LLC) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	5,225	5,415
SpendMend, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	199	210
StarCompliance Intermediate, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	775	1,025
Sundance Group Holdings, Inc. (dba NetDocuments) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,463	2,463
Sunstar Insurance Group, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,423	3,448
Superior Environmental Solutions | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	840	880
Superman Holdings, LLC (dba Foundation Software) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,074	1,074
Sweep Purchaser LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	4,541	92
Skyway Towers Intermediate LLC | 1st Lien/Last-Out Unitranche
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,700	3,850
The Center for Orthopedic and Research Excellence, Inc. (dba HOPCo) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	2,967	4,450
Total Vision LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,894	1,895
Trader Corporation | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	18	18
UP Acquisition Corp. (dba Unified Power) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,902	1,902
USA DeBusk, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	14,873
USN Opco LLC (dba Global Nephrology Solutions) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	961	961
VASA Fitness Buyer, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	714	833
Volt Bidco, Inc. (dba Power Factors) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	5,437	5,727
VRC Companies, LLC (dba Vital Records Control) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	944	944
WebPT, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,654	2,401
Wellness AcquisitionCo, Inc. (dba SPINS) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	6,000	6,600
Whitewater Holding Company LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	536	2,391
WorkForce Software, LLC | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	1,894	1,894
Xactly Corporation | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	3,874	3,874
Zarya Intermediate, LLC (dba iOFFICE) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	7,987	1,141
Zeus Company, Inc. | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	7,994
LS Clinical Services Holdings, Inc (dba CATO) | 1st Lien/Senior Secured Debt
Loss Contingencies [Line Items]
Unfunded Commitment Balances	$ 1,973	$ 1,340