Accumulated Other Comprehensive Income Disclosure (Changes in Accumulated Other Comprehensive Income by Component) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	$ 120	$ 69
Other comprehensive income (loss) before reclassification	23	(41)
Less: Amounts reclassified from accumulated other comprehensive income to net income	1	(1)
Net current-period other comprehensive income (loss)	22	(40)
Ending balance	142	29
Foreign Currency Translation Adjustment Income (Loss), Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	141	141
Other comprehensive income (loss) before reclassification	6	(55)
Less: Amounts reclassified from accumulated other comprehensive income to net income	0	0
Net current-period other comprehensive income (loss)	6	(55)
Ending balance	147	86
Pension and Post-Retirement Benefit Plans Income (Loss), Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(23)	(78)
Other comprehensive income (loss) before reclassification	18	0
Less: Amounts reclassified from accumulated other comprehensive income to net income	0	(2)
Net current-period other comprehensive income (loss)	18	2
Ending balance	(5)	(76)
Unrealized Gain (Loss) on Securities, Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance		3
Other comprehensive income (loss) before reclassification		3
Less: Amounts reclassified from accumulated other comprehensive income to net income		1
Net current-period other comprehensive income (loss)		2
Ending balance		5
Unrealized Gain (Loss) on Cash Flow Hedges, Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	2	3
Other comprehensive income (loss) before reclassification	(1)	11
Less: Amounts reclassified from accumulated other comprehensive income to net income	1	0
Net current-period other comprehensive income (loss)	(2)	11
Ending balance	$ 0	$ 14