Debt Fund (Details)	9 Months Ended
	Sep. 30, 2025 USD ($)
Schedule of Ownership Interests [Line Items]
Committed capital	$ 1,000,000,000
Debt fund investments, contributed amount	93,300,000
Company's share of committed capital	100,000,000
Company's share of contributed amount	$ 8,500,000
Initial closing term	7 years
Real estate fund investments, number of one year periods	3 years
Initial extended term	1 year
Final closing term	3 years 6 months
Final extended term	1 year
Commercial mortgage-backed securities - available-for-sale | The Debt Investment Fund
Schedule of Ownership Interests [Line Items]
Investments acquired	$ 87,700,000
Investment company, debt fund investments, loan repaid	1