Agreements and Related Party Transactions - Incentive Fees (Details)			3 Months Ended		9 Months Ended		29 Months Ended
	Oct. 28, 2021	Oct. 18, 2021	Sep. 30, 2025 USD ($) component	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) component	Sep. 30, 2024 USD ($)	Mar. 31, 2024	Dec. 31, 2024 USD ($)
Related Party Transaction [Line Items]
Income based incentive fees (Note 3)			$ 31,254,000	$ 38,163,000	$ 100,273,000	$ 111,388,000
Income based incentive fees payable (Note 3)			31,254,000		31,254,000			$ 38,708,000
Capital gains based incentive fees (Note 3)			0		0	$ 264,000
Capital gains based incentive fees reversal				$ 5,992,000
Capital gains based incentive fees payable (Note 3)			$ 0		$ 0			$ 0
Investment Management Agreement - Incentive Rate, Quarterly Hurdle Rate | Affiliated Entity
Related Party Transaction [Line Items]
Incentive fees rate					1.50%
Investment Management Agreement - Incentive Rate, Annualized Hurdle Rate | Affiliated Entity
Related Party Transaction [Line Items]
Incentive fees rate					6.00%
Investment Advisory Agreement
Related Party Transaction [Line Items]
Number of components | component			1		1
Income based incentive rate	17.50%
Quarterly hurdle rate	1.50%
Incentive rate, catch up, percentage	100.00%
Capital gains based incentive rate							17.50%
Investment Advisory Agreement | Affiliated Entity
Related Party Transaction [Line Items]
Number of components | component			2		2
Quarterly hurdle rate		1.50%
Investment Advisory Agreement | Voluntary Waiver Not In Place
Related Party Transaction [Line Items]
Pre incentive fee cap percentage	17.50%
Investment Advisory Agreement | Pre-Incentive Fee Net Investment Income For Trailing Twelve Quarters Less Than Or Equal To Catch-Up Amount
Related Party Transaction [Line Items]
Payment of pre incentive rate investment income, percentage	100.00%
Investment Advisory Agreement | Pre-Incentive Fee Net Investment Income For Trailing Twelve Quarters Less Than Or Equal To Catch-Up Amount | Voluntary Waiver Not In Place
Related Party Transaction [Line Items]
Catch-up amount prior to the waiver period	1.82%
Annual catch up amount prior to the waiver period	7.27%
Investment Advisory Agreement | Pre-Incentive Fee Net Investment Income For Trailing Twelve Quarters Greater Than Catch-Up Amount | Voluntary Waiver Not In Place
Related Party Transaction [Line Items]
Payment of pre incentive rate investment income, percentage	17.50%