Company Restructuring (Details 2) $ in Millions	9 Months Ended
	Sep. 30, 2015 USD ($)
Restructuring Reserve
Balance as of December 31, 2014	$ 4
Expense incurred	18
Adjustments to liability	(2)
Payments applied against liability	(11)
Balance as of September 30, 2015	9
Employee costs
Restructuring Reserve
Balance as of December 31, 2014	3
Expense incurred	16
Adjustments to liability	(2)
Payments applied against liability	(11)
Balance as of September 30, 2015	6
Cumulative amount incurred to date for active programs	84
Exit costs
Restructuring Reserve
Balance as of December 31, 2014	1
Expense incurred	2
Adjustments to liability	0
Payments applied against liability	0
Balance as of September 30, 2015	3
Cumulative amount incurred to date for active programs	$ 50