Guarantee of Registered Securities (Details 3) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES	$ 867	$ 787
CASH FLOWS FROM INVESTING ACTIVITIES
Sales of long-term investments	171	103
Purchases of long-term investments	(9)	(28)
Net sales of short-term investments - non-fiduciary	66	176
Acquisition of businesses, net of cash acquired	(97)	(102)
Proceeds from sale of businesses	2	9
Capital expenditures	(201)	(151)
CASH (USED FOR) PROVIDED BY INVESTING ACTIVITIES	(68)	7
CASH FLOWS FROM FINANCING ACTIVITIES
Share repurchase	(625)	(828)
Issuance of shares for employee benefit plans	93	165
Issuance of debt	333	1,572
Repayment of debt	(427)	(1,523)
Cash dividends to shareholders	(153)	(150)
Purchase of shares from noncontrolling interests		(24)
Dividends paid to noncontrolling interests	(17)	(21)
CASH USED FOR FINANCING ACTIVITIES	(796)	(809)
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	15	(36)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	18	(51)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	272	346
CASH AND CASH EQUIVALENTS AT END OF PERIOD	290	295
Parent Guarantor
CASH FLOWS FROM OPERATING ACTIVITIES
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES	(46)
CASH FLOWS FROM INVESTING ACTIVITIES
Net sales of short-term investments - non-fiduciary	(16)
CASH (USED FOR) PROVIDED BY INVESTING ACTIVITIES	(16)
CASH FLOWS FROM FINANCING ACTIVITIES
Share repurchase	(525)
Advances from (to) affiliates	648
Issuance of shares for employee benefit plans	44
Cash dividends to shareholders	(104)
CASH USED FOR FINANCING ACTIVITIES	63
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	1
CASH AND CASH EQUIVALENTS AT END OF PERIOD	1
Subsidiary Issuer
CASH FLOWS FROM OPERATING ACTIVITIES
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES	(189)	(137)
CASH FLOWS FROM INVESTING ACTIVITIES
Sales of long-term investments	79	52
Purchases of long-term investments	(9)	(17)
Net sales of short-term investments - non-fiduciary	61	329
Acquisition of businesses, net of cash acquired	(55)	(10)
Proceeds from sale of businesses		5
CASH (USED FOR) PROVIDED BY INVESTING ACTIVITIES	76	359
CASH FLOWS FROM FINANCING ACTIVITIES
Share repurchase	(100)	(828)
Advances from (to) affiliates	376	487
Issuance of shares for employee benefit plans	49	165
Issuance of debt	332	1,190
Repayment of debt	(416)	(1,126)
Cash dividends to shareholders	(49)	(150)
CASH USED FOR FINANCING ACTIVITIES	192	(262)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	79	(40)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	(21)	14
CASH AND CASH EQUIVALENTS AT END OF PERIOD	58	(26)
Other non-guarantor subsidiaries
CASH FLOWS FROM OPERATING ACTIVITIES
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES	1,102	924
CASH FLOWS FROM INVESTING ACTIVITIES
Sales of long-term investments	92	51
Purchases of long-term investments		(11)
Net sales of short-term investments - non-fiduciary	21	(153)
Acquisition of businesses, net of cash acquired	(42)	(92)
Proceeds from sale of businesses	2	4
Capital expenditures	(201)	(151)
CASH (USED FOR) PROVIDED BY INVESTING ACTIVITIES	(128)	(352)
CASH FLOWS FROM FINANCING ACTIVITIES
Advances from (to) affiliates	(1,024)	(487)
Issuance of debt	1	382
Repayment of debt	(11)	(397)
Purchase of shares from noncontrolling interests		(24)
Dividends paid to noncontrolling interests	(17)	(21)
CASH USED FOR FINANCING ACTIVITIES	(1,051)	(547)
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	15	(36)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(62)	(11)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	293	332
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 231	$ 321