Debt (Gain Or Loss On The Hedged Item And Offsetting Gain Or Loss On Interest Rate Swaps) (Details) (USD $) In Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Other Operating expenses	$ 735.0	$ 1,042.0	$ 1,426.0	$ 1,677.0
Loss On Notes [Member]
Other Operating expenses			(4.7)
Gain On Swaps [Member]
Other Operating expenses			$ 4.7