Company Restructuring (Details 2) $ in Millions	3 Months Ended
	Mar. 31, 2016 USD ($)
Restructuring Reserve
Balance as of December 31, 2015	$ 2
Expense incurred	1
Adjustments to liability	1
Payments applied against liability	(3)
Balance as of March 31, 2016	1
Employee costs
Restructuring Reserve
Balance as of December 31, 2015	1
Expense incurred	1
Adjustments to liability	1
Payments applied against liability	(2)
Balance as of March 31, 2016	1
Cumulative amount incurred to date for active programs	72
Exit costs
Restructuring Reserve
Balance as of December 31, 2015	1
Expense incurred	0
Adjustments to liability	0
Payments applied against liability	(1)
Balance as of March 31, 2016	0
Cumulative amount incurred to date for active programs	$ 60