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Securities (Investment Securities) (Parenthetical) (Detail) - USD ($)
$ in Millions
Mar. 31, 2019
Dec. 31, 2018
Investment Holdings    
FHLB, restricted stock holdings $ 137 $ 184
FRB, restricted stock holdings 442 366
Available-for-sale debt and other securities [1] 35,048 32,830
DTCC, restricted stock holdings $ 2 $ 2
[1]
  • Amortized cost of $ 34,784 and $ 33,128 at March 31, 2019 and December 31, 2018 , respectively.