Debt - Additional Information (Details) - USD ($)								6 Months Ended
	May 28, 2025	Jan. 22, 2025	Nov. 27, 2024	Nov. 18, 2024	Apr. 19, 2024	Dec. 15, 2023	Jun. 03, 2022	Jun. 30, 2025	May 02, 2025	Dec. 31, 2024	Nov. 04, 2024	Jun. 30, 2022
Revolving Credit Facility and Term Loan Facility | PNC Bank, National Association
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity												$ 200,000,000
Description of variable rate basis								The Credit Facility matures on June 3, 2032 and generally bears interest at three-month Term SOFR, plus (a) 1.55% if the aggregate balance of “Middle Market Loans” (as defined in Exhibit 10.1) is less than or equal to 25%, (b) 1.65% if the aggregate balance of Middle Market Loans is above 25% and less than or equal to 50%, (c) 1.80% if the aggregate balance of Middle Market Loans is above 50% and less than or equal to 75%, or (d) 1.90% if the aggregate balance of Middle Market Loans is above 75%
Credit facility, maturity date							Jun. 03, 2032
Credit facility, outstanding amount										$ 789,000,000
Weighted average interest rate on debt								6.21%
Credit Facility
Debt Instrument [Line Items]
Credit facility, Remaining borrowing capacity								$ 650,000,000
Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity					$ 75,000,000
Credit facility, Remaining borrowing capacity								150,000,000
Credit facility, maturity date					Apr. 19, 2029
Revolving credit facility, interest rate, description					The Revolving Credit Facility matures on April 19, 2029 and generally bears interest at either (i) term SOFR plus a credit spread adjustment plus margin of 2.00% or 1.875% per annum or (ii) the prime rate plus a margin of 2.00% or 1.875% per annum, in each case subject to certain conditions.
Revolving Credit Facility | Minimum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity											$ 75,000,000
Revolving Credit Facility | Maximum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity											$ 150,000,000
SG Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity	$ 200,000,000
Credit facility, Remaining borrowing capacity								200,000,000
Credit facility, maturity date	May 29, 2027
Revolving credit facility, interest rate, description	The SG Revolving Credit Facility matures on May 29, 2027 and generally bears interest at term SOFR plus, for a period of 1 year from the date of entry into the SG Revolving Credit Facility, 1.15% and, thereafter 1.25%. The proceeds of the SG Revolving Credit Facility are to be used to acquire a portfolio of broadly syndicated leveraged loans (the “SG Portfolio Assets”).
SG Revolving Credit Facility | Minimum
Debt Instrument [Line Items]
Debt instrument, interest rate	1.15%
SG Revolving Credit Facility | Maximum
Debt Instrument [Line Items]
Debt instrument, interest rate	1.25%
Second Amendment | Minimum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity						$ 50,000,000
Second Amendment | Maximum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity						75,000,000
Second Amendment | Credit Facility | Minimum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity						150,000,000
Second Amendment | Credit Facility | Maximum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity						$ 225,000,000
First Amendment | Minimum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity									$ 125,000,000
First Amendment | Maximum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity									150,000,000
First Amendment | Credit Facility | Minimum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity									325,000,000
First Amendment | Credit Facility | Maximum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity									$ 500,000,000
Third Amendment | Minimum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity			$ 75,000,000
Third Amendment | Maximum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity			$ 125,000,000
Third Amendment | Credit Facility
Debt Instrument [Line Items]
Debt instrument, maturity date			Jun. 03, 2033
Credit facility, maturity date			Dec. 15, 2025
Third Amendment | Credit Facility | Minimum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity			$ 225,000,000
Rate of term of commitment is amended			0.35%
Third Amendment | Credit Facility | Maximum
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity			$ 325,000,000
Rate of term of commitment is amended			0.50%
Aggregate Balance of Middle Market Loans Less than or Equal to 25% | Revolving Credit Facility and Term Loan Facility | PNC Bank, National Association
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate							1.55%
Aggregate Balance of Middle Market Loans Less than or Equal to 25% | Second Amendment | Credit Facility
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate						1.62%
Aggregate Balance of Middle Market Loans Above 25% and Less than or Equal to 50% | Revolving Credit Facility and Term Loan Facility | PNC Bank, National Association
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate							1.65%
Aggregate Balance of Middle Market Loans Above 25% and Less than or Equal to 50% | Second Amendment | Credit Facility
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate						1.77%
Aggregate Balance of Middle Market Loans Above 50% and Less than or Equal to 75% | Revolving Credit Facility and Term Loan Facility | PNC Bank, National Association
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate							1.80%
Aggregate Balance of Middle Market Loans Above 50% and Less than or Equal to 75% | Second Amendment | Credit Facility
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate						1.96%
Aggregate Balance of Middle Market Loans Above 75% | Revolving Credit Facility and Term Loan Facility | PNC Bank, National Association
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate							1.90%
Aggregate Balance of Middle Market Loans Above 75% | Second Amendment | Credit Facility
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate						2.12%
Revolving Advances is Greater Than 50% | Third Amendment | Credit Facility
Debt Instrument [Line Items]
Line of credit facility unused portion of commitment fee percentage			0.50%
Tranche A
Debt Instrument [Line Items]
Amount of outstanding loan								70,000,000
Tranche A | Series 2024 A Senior Notes
Debt Instrument [Line Items]
Credit facility, Remaining borrowing capacity								$ 70,000,000
Line Of Credit Facility Interest Rate During Period								7.14%
Amount of aggregate principal				$ 70,000,000
Debt instrument, interest rate		7.14%		7.14%
Debt instrument, maturity date				Nov. 18, 2027
Tranche B
Debt Instrument [Line Items]
Amount of outstanding loan								$ 55,000,000
Tranche B | Series 2024 A Senior Notes
Debt Instrument [Line Items]
Credit facility, Remaining borrowing capacity								$ 55,000,000
Line Of Credit Facility Interest Rate During Period								7.33%
Amount of aggregate principal		$ 55,000,000
Debt instrument, interest rate		7.33%
Debt instrument, maturity date		Jan. 22, 2030