Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

v2.4.1.9
CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Millions, except Per Share data, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Statement of Financial Position [Abstract]    
Common stock, par value (in dollars per share) $ 2.50us-gaap_CommonStockParOrStatedValuePerShare $ 2.50us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 500us-gaap_CommonStockSharesAuthorized 500us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 222.3us-gaap_CommonStockSharesIssued 222.3us-gaap_CommonStockSharesIssued
Treasury stock, shares 40.1us-gaap_TreasuryStockShares 35.6us-gaap_TreasuryStockShares
Common stock held by employee benefits trust, at cost, shares 1.1us-gaap_CommonStockSharesHeldInEmployeeTrustShares 1.3us-gaap_CommonStockSharesHeldInEmployeeTrustShares