Investments at Fair Value - Summary of Geographic Composition of Investments at Fair Value (Details)		Dec. 31, 2024	Dec. 31, 2023
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		100.00%	100.00%
United States - Midwest
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		14.30%	10.70%
United States - Northeast
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		21.70%	25.40%
United States - South
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		20.60%	20.70%
United States - West
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		28.80%	32.00%
Australia
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		1.10%	1.80%
Canada
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		3.10%	4.50%
Finland
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage	[1]	0.00%	0.00%
France
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		0.10%
Germany
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		1.70%	0.30%
Italy
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		0.60%
Luxembourg
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage			0.10%
Netherlands
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		0.30%	0.10%
Norway
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		2.80%	1.50%
Sweden
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		0.30%
United Kingdom
Schedule Of Available For Sale Securities [Line Items]
Investment fair value percentage		4.60%	2.90%

[1] Value sums to less than 0.1%