Investments - Industry composition of investments based on fair value (Details)	6 Months Ended	12 Months Ended
Jun. 30, 2025	Dec. 31, 2024
Investments
Total	100.00%	100.00%
Capital Markets
Investments
Total	5.70%	5.00%
Diversified Consumer Services
Investments
Total	0.00%	0.70%
Financial Services
Investments
Total	10.70%	9.50%
Health Care Providers & Services
Investments
Total	18.20%	16.80%
Health Care Technology
Investments
Total	2.10%	3.10%
Insurance
Investments
Total	21.40%	21.90%
IT Services
Investments
Total	6.70%	7.80%
Professional Services
Investments
Total	15.60%	16.50%
Real Estate Management & Development
Investments
Total	5.00%	4.60%
Software
Investments
Total	13.50%	12.60%
Consumer Finance
Investments
Total	1.10%	1.50%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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