Consolidated Statement Of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net income	$ 96	$ 89	$ 146	$ 162
Less: Noncontrolling interests net income	4	3	12	6
Net income attributable to the parent company	92	86	134	156
Other comprehensive income (loss) attributable to the parent company, net of tax:
Currency translation adjustments	(47)	(79)	(64)	(35)
Unrealized hedging gains and losses	(6)		(3)	8
Unrealized investment and other gains and losses	(10)	(1)	(9)	1
Defined benefit plans	6	4	14	6
Other comprehensive loss attributable to the parent company	(57)	(76)	(62)	(20)
Other comprehensive income (loss) attributable to noncontrolling interests, net of tax:
Currency translation adjustments	(3)	(1)	(5)
Other comprehensive income (loss) attributable to noncontrolling interests	(3)	(1)	(5)	0
Total comprehensive income attributable to noncontrolling interests	1	2	7	6
Total comprehensive income	36	12	79	142
Parent [Member]
Other comprehensive income (loss) attributable to the parent company, net of tax:
Other comprehensive loss attributable to the parent company	(57)	(76)	(62)	(20)
Other comprehensive income (loss) attributable to noncontrolling interests, net of tax:
Total comprehensive income attributable to the parent company	35	10	72	136
Total comprehensive income	$ 35	$ 10	$ 72	$ 136