v3.20.4
Fair Value Disclosures - Fair Value of Financial Assets and Financial Liabilities (Parenthetical) (Detail) - USD ($)
$ / shares in Units, $ in Millions
Dec. 31, 2020
Dec. 31, 2019
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Cash and cash equivalents [1] $ 8,664 $ 4,829
Money market valuation per share floor $ 1.00  
Money Market Funds [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Cash and cash equivalents $ 1,249 $ 674
[1] At December 31, 2020, cash and cash equivalents, investments, other assets and other liabilities include $155 million, $4,253 million, $90 million and $952 million, respectively, related to consolidated variable interest entities (“VIEs”). At December 31, 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 VIEs