Intangible Assets - Finite-lived Intangible Assets (Parenthetical) (Detail) - Kreos Capital [Member] $ in Millions |
12 Months Ended |
|---|---|
|
Dec. 31, 2023
USD ($)
| |
| Management Contracts [Member] | |
| Finite-Lived Intangible Assets [Line Items] | |
| Finite-lived intangible assets, acquired | $ 67 |
| Acquired finite-lived intangible assets weighted-average useful life | 5 years |
| Investor Relationships [Member] | |
| Finite-Lived Intangible Assets [Line Items] | |
| Finite-lived intangible assets, acquired | $ 39 |
| Acquired finite-lived intangible assets weighted-average useful life | 10 years |