Employee Benefit Plans (Narrative) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended		3 Months Ended
	Jun. 30, 2014 U.S. Pension and Postretirement Plans [Member]	Jun. 30, 2014 International Pension and Postretirement Plans [Member]	Jun. 30, 2014 United States Pension Plan of US Entity, Defined Benefit [Member]
Employer contribution	$ 48	$ 16
Estimated future employer contributions in next fiscal year minimum remaining	5	14
Estimated future employer contributions in next fiscal year maximum remaining	10	19
Settlement charge			$ 23.5