Derivatives and Hedging - Summary of Fair Values of Derivatives Instruments Recognized in Consolidated Statements of Financial Condition (Detail) - USD ($) $ in Millions |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Other Assets [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other assets, fair value | $ 39 | $ 13 |
| Other Liabilities [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other liabilities, fair value | 14 | 55 |
| Forward Foreign Currency Exchange Contracts [Member] | Other Assets [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other assets, fair value | 34 | 13 |
| Forward Foreign Currency Exchange Contracts [Member] | Other Liabilities [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other liabilities, fair value | 5 | |
| Total Return Swaps [Member] | Other Assets [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other assets, fair value | 5 | |
| Total Return Swaps [Member] | Other Liabilities [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Other liabilities, fair value | $ 14 | $ 50 |