Accumulated Other Comprehensive Loss (Parentheticals)(Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Change in value tax accumulated other comprehensive income [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Tax	$ 12	$ 0
Reclassification out of Accumulated Other Comprehensive Income tax effect[Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Tax	$ 2	$ 0