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Stockholders' Equity (Dividends and Distributions) (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended
Jan. 31, 2021
Feb. 02, 2020
Equity [Abstract]    
Dividends per share to common stockholders $ 3.60 $ 3.25
Dividends to common stockholders $ 1,468 $ 1,297
Dividends per share to preferred stockholders $ 20.00 $ 20.00
Dividends to preferred stockholders $ 75 $ 75