Shareowners' Equity (Parenthetical) (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Noncontrolling Interest [Line Items]
Preferred Stock, Shares Issued	50,000		50,000		50,000
Preferred Stock, Par or Stated Value Per Share	$ 0.01		$ 0.01		$ 0.01
Proceeds From Issuance Of Preferred Stock			$ 0	$ 990
Dividend Amount Paid To Parent	583	447	1,083	447
Special Dividend Paid To Parent	$ 333	$ 1,500	$ 333	$ 1,500