Employee Benefits (The Actuarially Determined Expense For U.S. And Non-U.S. Defined Benefit Plans, Post-Retirement Plan And SERPs) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Primary U.S. And Non-U.S. Defined Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 11	$ 11	$ 9
Interest cost	43	45	47
Assumed return on plan assets	(63)	(59)	(58)
Amortization of prior service cost	0	(2)	0
Amortization of net loss	24	17	12
Net periodic benefit cost	15	12	10
Settlements	(1)	0	0
Curtailments	(1)	0	0
Special termination benefits	0	0	0
Total expense	13	12	10
Net loss	(13)	(24)	(17)
Estimated amortization	(13)	(24)	(17)
Post-Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Service cost	8	6	6
Interest cost	5	5	6
Assumed return on plan assets	0	0	0
Amortization of prior service cost	0	0	0
Amortization of net loss	1	1	1
Net periodic benefit cost	14	12	13
Settlements	0	0	0
Curtailments	0	0	0
Special termination benefits	0	1	0
Total expense	14	13	13
Net loss	0	(2)	(1)
Estimated amortization	0	(2)	(1)
Non-Qualified SERPs
Defined Benefit Plan Disclosure [Line Items]
Service cost	1	1	1
Interest cost	6	7	8
Amortization of net loss	6	5	3
Net periodic benefit cost	13	13	12
Total expense	15	19	19
Net loss	(4)	(6)	(5)
Estimated amortization	(4)	(6)	(5)
Other Pension Plans, Postretirement Or Supplemental Plans, Defined Benefit | Non-Qualified SERPs
Defined Benefit Plan Disclosure [Line Items]
Settlements	$ 2	$ 6	$ 7