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Consolidated Balance Sheets (Parenthetical) - $ / shares
Oct. 28, 2016
Jan. 29, 2016
Oct. 30, 2015
Equity:      
Preferred stock, par value $ 5 $ 5 $ 5
Preferred stock, shares issued 0 0 0
Common stock, par value $ 0.50 $ 0.50 $ 0.50
Common stock, shares issued 873,000,000 910,000,000 917,000,000
Common stock, shares outstanding 873,000,000 910,000,000 917,000,000