Consolidated Statements of Financial Position (Parentheticals) (USD $) In Millions, except Share data, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Current Assets	$ 1,509	$ 1,577
Allowance for Doubtful Accounts Receivable	$ 31	$ 35
Statement of Stockholders' Equity [Abstract]
Common Stock, Par or Stated Value Per Share	$ 10	$ 10
Common Stock, Shares Authorized	400,000,000	400,000,000
Common Stock, Shares, Issued	138,632,324	138,632,324
Common Stock, Shares, Outstanding	138,632,324	138,632,324