Derivatives and Hedging - Summary of Fair Values of Derivatives Instruments Recognized in Consolidated Statements of Financial Condition (Detail) - USD ($) $ in Millions |
Mar. 31, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Other Assets [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other assets, fair value | $ 19 | $ 39 |
| Other Liabilities [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other liabilities, fair value | 23 | 14 |
| Forward Foreign Currency Exchange Contracts [Member] | Other Assets [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other assets, fair value | 3 | 34 |
| Forward Foreign Currency Exchange Contracts [Member] | Other Liabilities [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other liabilities, fair value | 1 | |
| Total Return Swaps [Member] | Other Assets [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other assets, fair value | 16 | 5 |
| Total Return Swaps [Member] | Other Liabilities [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other liabilities, fair value | $ 22 | $ 14 |