v3.5.0.2
Long-Term Borrowings - Long-Term Borrowings (Detail) - USD ($)
$ in Millions
Jun. 30, 2016
Dec. 31, 2015
Long-term Debt, Excluding Current Maturities [Abstract]    
Other secured financings (long-term) $ 8,864 $ 10,520
Unsecured long-term borrowings 183,732 175,422
Total $ 192,596 $ 185,942