Shareowners' Deficit Warrants (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2003
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Outstanding		17.5
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 3.00
Warrants exercised	14.3
Stock Issued During Period, Shares, Conversion of Convertible Securities	4.4
Proceeds from Warrant Exercises	$ 5.1
Warrants exercised, cash basis	1.7