Financial Instruments Derivatives Designated as Cash Flow Hedging Instruments Table (Details) - Designated as Hedging Instrument [Member] - Cash Flow Hedging [Member] - USD ($) $ in Millions		Jun. 30, 2015	Dec. 31, 2014
Other assets [Member]
Derivatives, Fair Value [Line Items]
Asset Derivatives, Gross	[1]	$ 0	$ 1
Asset Derivatives, Netting across contract types	[1]	0	(1)
Asset Derivatives, Total	[1]	0	0
Accrued expenses and other liabilities [Member]
Derivatives, Fair Value [Line Items]
Liability Derivatives, Gross	[2]	3	3
Liability Derivatives, Netting across contract types	[2]	0	(1)
Derivative contracts at fair value (liability)	[2]	3	2
Interest rate swap contracts | Other assets [Member]
Derivatives, Fair Value [Line Items]
Asset Derivatives, Gross	[1]	0	0
Interest rate swap contracts | Accrued expenses and other liabilities [Member]
Derivatives, Fair Value [Line Items]
Liability Derivatives, Gross	[2]	1	1
Commodity contracts | Other assets [Member]
Derivatives, Fair Value [Line Items]
Asset Derivatives, Gross	[1]	0	1
Commodity contracts | Accrued expenses and other liabilities [Member]
Derivatives, Fair Value [Line Items]
Liability Derivatives, Gross	[2]	$ 2	$ 2

[1] Located within other assets in our condensed consolidated balance sheets.

[2] Located within accrued expenses and other liabilities in our condensed consolidated balance sheets.