Borrowings - Narrative (Details) - USD ($) $ in Thousands			8 Months Ended		12 Months Ended
	Jun. 28, 2023	May 09, 2022	Dec. 31, 2022		Dec. 31, 2023
Line of Credit Facility [Line Items]
Amortization of financing costs			$ 11	[1]	$ 402
BMO Subscription Line
Line of Credit Facility [Line Items]
Credit facility outstanding balance			53,700		60,800
UBS Credit Facility
Line of Credit Facility [Line Items]
Credit facility outstanding balance			0		250,000
Revolving Credit Facility | BMO Subscription Line | Line of Credit
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 200,000
Period for outstanding balance due on demand		15 days
Period for outstanding balance after date of advance		6 months
Credit facility outstanding balance					60,800
Interest expense			1,360		4,265
Amortization of financing costs			$ 12		$ 74
Weighted average interest rate			6.40%		7.90%
Effective interest rate			6.40%		8.10%
Revolving Credit Facility | BMO Subscription Line | Line of Credit | Prime Rate
Line of Credit Facility [Line Items]
Interest rate margin plus (minus)		(0.25%)
Revolving Credit Facility | BMO Subscription Line | Line of Credit | SOFR, Quoted Rate
Line of Credit Facility [Line Items]
Interest rate margin plus (minus)		2.50%
Revolving Credit Facility | BMO Subscription Line | Line of Credit | Three-month term SOFR
Line of Credit Facility [Line Items]
Interest rate margin plus (minus)		0.15%
Revolving Credit Facility | UBS Credit Facility | Line of Credit
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 250,000
Borrowing capacity, first percentage	30.00%
Borrowing capacity, second percentage	40.00%
Borrowing capacity, third percentage	50.00%
Borrowing capacity, fourth percentage	65.00%
Borrowing capacity, fifth percentage	0.700
Borrowing capacity, sixth percentage	75.00%
Interest expense					$ 8,219
Non-usage fee					665
Amortization of financing costs					$ 327
Weighted average interest rate					8.10%
Effective interest rate					9.40%
Revolving Credit Facility | UBS Credit Facility | Line of Credit | Term SOFR
Line of Credit Facility [Line Items]
Interest rate margin plus (minus)	2.85%

[1] For the year ended December 31, 2022, amounts represent the period from May 9, 2022 (commencement of operations) to December 31, 2022.