v3.19.3.a.u2
Investments - Summary of Carrying Value of Total Investments (Detail) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Schedule of Investments [Line Items]    
Held-to-maturity investments $ 249 $ 188
Trading securities 1,249 1,660
Total debt securities 1,498 1,848
Equity securities at FVTNI 1,926 1,021
Total investments [1] 5,489 4,476
Bank loans 204 84
Other Investments [Member]    
Schedule of Investments [Line Items]    
Total investments 297 263
Equity Method Investments [Member]    
Schedule of Investments [Line Items]    
Total investments 943 781
Federal Reserve Bank Stock [Member]    
Schedule of Investments [Line Items]    
Total investments 93 92
Consolidated Entities [Member] | Carried Interest [Member]    
Schedule of Investments [Line Items]    
Total investments $ 528 $ 387
[1] For 2019, cash and cash equivalents, investments, other assets and other liabilities include $131 million, $3,301 million, $68 million, and $820 million, respectively, related to consolidated variable interest entities (“VIEs”). For 2018, cash and cash equivalents, investments, other assets and other liabilities include $186 million, $2,680 million, $876 million, and $1,374 million, respectively, related to consolidated VIEs