Significant Accounting Policies - Schedule of Interest Income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Accounting Policies [Abstract]
Prepayment premiums			$ 35
Accelerated amortization of upfront loan origination fees and unamortized discounts	$ 2,381	$ 25	$ 2,703	$ 25

Investment income accelerated amortization of upfront loan origination fees and unamortized discounts.

No definition available.

Name:	ck0001920145_InvestmentIncomeAcceleratedAmortizationOfUpfrontLoanOriginationFeesAndUnamortizedDiscounts
Namespace Prefix:	ck0001920145_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration