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Consolidated Balance Sheets (Parenthetical) (USD $)
Jan. 31, 2015
Feb. 01, 2014
Common stock, shares authorized 1,200,000,000us-gaap_CommonStockSharesAuthorized 1,200,000,000us-gaap_CommonStockSharesAuthorized
Common stock, par value $ 1us-gaap_CommonStockParOrStatedValuePerShare $ 1us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares issued 684,733,200us-gaap_CommonStockSharesIssued 705,016,838us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 684,733,200us-gaap_CommonStockSharesOutstanding 705,016,838us-gaap_CommonStockSharesOutstanding