CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Common shares, par value	$ 1	$ 1
Common shares, shares Authorized	1,400,000,000	1,400,000,000
Common shares, shares issued	348,900,000	347,900,000
Common shares, shares outstanding	348,900,000	347,900,000
Preferred shares, shares authorized	1,000,000	1,000,000
Preferred shares, shares issued
Preferred shares, shares outstanding