Fee Revenue - Narrative (Details)	12 Months Ended
	Dec. 31, 2025
Revenue from Contract with Customer Benchmark | Revenue from Rights Concentration Risk | Revenue Concentration One
Management Fee Income [Line Items]
Concentration	64.00%
Private Funds | Management fees | Fee revenue
Management Fee Income [Line Items]
Management and service fee rate	1.60%
Credit and Other Equity Funds | Management fees | Fee revenue
Management Fee Income [Line Items]
Management and service fee rate	2.00%
Co-Investment Vehicles | Management fees | Fee revenue
Management Fee Income [Line Items]
Management and service fee rate	1.25%
NAV Write-Downs | Management fees | Fee revenue
Management Fee Income [Line Items]
Management and service fee rate	1.25%