Statement of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash Provided by (Used for) Operating Activities:
Net income	$ 1,271	$ 1,891
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation	229	242
Amortization and impairment of goodwill and other intangible assets	250	219
Change in deferred income taxes	102	(41)
Provision for uncollectible accounts	5	12
(Income) loss from investments	(10)	(11)
(Gain) loss on sale of plant and equipment	(2)	(2)
(Gain) loss on discontinued operations	92	(496)
(Gain) loss on sale of operations and affiliates	5	2
Stock compensation expense	26	36
Gain on acquisition of controlling interest in an equity investment	(30)	0
Other non-cash items, net	8	(4)
(Increase) decrease in--
Trade receivables	(215)	(209)
Inventories	(36)	(7)
Prepaid expenses and other assets	68	(80)
Increase (decrease) in--
Accounts payable	43	30
Accrued expenses and other liabilities	78	(42)
Income taxes	(47)	(65)
Other, net	(17)	(8)
Net cash provided by operating activities	1,820	1,467
Cash Provided by (Used for) Investing Activities:
Acquisition of businesses (excluding cash and equivalents) and additional interest in affiliates	(367)	(649)
Additions to plant and equipment	(257)	(274)
Proceeds from investments	18	201
Proceeds from sale of plant and equipment	23	20
Net proceeds from sale of discontinued operations	188	790
Net proceeds from sale of operations and affiliates	2	7
Other, net	(4)	(4)
Net cash provided by (used for) investing activities	(397)	91
Cash Provided by (Used for) Financing Activities:
Cash dividends paid	(342)	(515)
Issuance of common stock	186	215
Repurchases of common stock	(1,034)	(1,396)
Net proceeds of debt with original maturities of three months or less	68	170
Proceeds from debt with original maturities of more than three months	1	1,079
Repayments of debt with original maturities of more than three months	(1)	(265)
Excess tax benefits from stock-based compensation	20	13
Net cash provided by (used for) financing activities	(1,102)	(699)
Effect of Exchange Rate Changes on Cash and Equivalents	(82)	17
Cash and Equivalents:
Increase (decrease) during the period	239	876
Beginning of period	2,779	1,178
End of period	3,018	2,054
Supplementary Cash and Non-Cash Information:
Cash Paid During the Period for Interest	140	112
Cash Paid During the Period for Income Taxes, Net of Refunds	396	823
Liabilities Assumed from Acquisitions	$ 165	$ 173