Pension and Other Benefit Programs Pension and Other Benefit Programs (Components of Pension Plan Expense (Benefit) (Details) (USD $) In Millions, unless otherwise specified	2 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Service cost
Interest cost
Estimated return on plan assets
Settlement loss
Aggregate pension expense (benefit)
U.S. Operations
Defined Benefit Plan Disclosure [Line Items]
Service cost	0	0
Interest cost	5	37
Estimated return on plan assets	(6)	(47)
Settlement loss	0	4
Aggregate pension expense (benefit)	(1)	(6)
European Operations
Defined Benefit Plan Disclosure [Line Items]
Service cost	1
Interest cost	1
Estimated return on plan assets	(1)
Settlement loss	2
Aggregate pension expense (benefit)	$ 3