Summary of Significant Accounting Policies - Narrative (Details) € in Thousands, £ in Thousands, $ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2024 GBP (£)	Dec. 31, 2024 EUR (€)	Dec. 31, 2023 AUD ($)
Restricted Cash and Cash Equivalents Items [Line Items]
Minimum term prior to record date fixed by board under dividend reinvestment plan	10 days
Cash		$ 1,037				$ 1,522
Unamortized deferred financing costs	$ 23,351	14,612
Amortization of debt issuance costs	$ 9,429	5,741	$ 2,263
Excise tax accrued (in percent)	90.00%
Net ordinary income of deferrals and elections (in percent)	98.00%
Excess of capital gains (in percent)	98.20%
Nondeductible U.S. federal excise tax	4.00%
Net expense (benefit) for U.S. federal excise tax	$ 1,082	495	126
Payables for excise taxes	1,050	450
U.S. federal and state corporate-level income taxes, Net tax expense	124	119	$ 43
U.S. federal and state corporate-level income taxes, Payables	0	$ 0
United Kingdom, Pounds
Restricted Cash and Cash Equivalents Items [Line Items]
Cash	368			£ 294
Euro Member Countries, Euro
Restricted Cash and Cash Equivalents Items [Line Items]
Cash	$ 14				€ 14