Income Taxes (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income (loss) before income tax benefit:
Domestic	$ 626,000,000	$ 668,000,000	$ 623,000,000
Foreign	693,000,000	790,000,000	708,000,000
Income before income tax expense	1,319,000,000	1,458,000,000	1,331,000,000
Current:
Federal	100,000,000	256,000,000	144,000,000
State	6,000,000	14,000,000	(2,000,000)
Foreign	31,000,000	49,000,000	28,000,000
Total Current	137,000,000	319,000,000	170,000,000
Deferred
Federal	134,000,000	12,000,000	61,000,000
State	(12,000,000)	(11,000,000)	(4,000,000)
Foreign	39,000,000	(11,000,000)	19,000,000
Total Deferred	161,000,000	(10,000,000)	76,000,000
Add back benefit credited to additional paid-in capital:
Excess tax benefit associated with stock options	11,000,000	0	0
Income tax expense	$ 309,000,000	$ 309,000,000	$ 246,000,000