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Consolidated Statements of Financial Position (Parenthetical) - USD ($)
$ in Millions
Apr. 30, 2016
Jan. 30, 2016
May. 02, 2015
Statement of Financial Position [Abstract]      
Cash and cash equivalents, short-term investments $ 2,931 $ 3,008 $ 2,073
Common stock, shares authorized 6,000,000,000 6,000,000,000 6,000,000,000
Common stock, par value (in dollars per share) $ 0.0833 $ 0.0833 $ 0.0833
Common stock, shares issued 593,583,619 602,226,517 638,408,643
Common stock, shares outstanding 593,583,619 602,226,517 638,408,643
Preferred stock, shares authorized 5,000,000 5,000,000 5,000,000
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01 $ 0.01
Preferred stock, shares issued 0 0 0
Preferred stock, shares outstanding 0 0 0