Consolidated Balance Sheet (Parenthetical) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited)
Preferred stock par value	$ 50
Preference stock par value	no par value
Preference stock conversion dollar value	$ 2.12
Common stock, par value	$ 1
Common Stock, Shares Authorized	480,000,000
Common stock, shares issued	323,337,912
Treasury stock, shares	123,586,842	119,906,910