Investments - Accrued Performance Fees (Details)	3 Months Ended	12 Months Ended
Investments - Accrued Performance Fees (Details)	Mar. 31, 2026	Dec. 31, 2025
Carlyle Partners VII, L.P. \| Revenue Benchmark \| Customer concentration risk
Segment Reporting Information [Line Items]
Percentage of accrued performance fees related to certain Corporate Private Equity funds (percent)	16.00%	24.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.