Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating Activities
Net income	$ 10,414	$ 11,558
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	13,706	13,715
Undistributed earnings from investments in equity affiliates	(45)	(232)
Provision for uncollectible accounts	692	653
Deferred income tax expense	1,304	2,505
Net gain from sale of investments, net of impairments	(1,374)	(272)
Changes in operating assets and liabilities:
Accounts receivable	(1,269)	(440)
Other current assets	(813)	520
Accounts payable and accrued liabilities	4,763	(420)
Retirement benefit funding	(420)	(175)
Other - net	(1,365)	(533)
Total adjustments	15,179	15,321
Net Cash Provided by Operating Activities	25,593	26,879
Investing Activities
Capital expenditures	(16,829)	(15,565)
Interest during construction	(178)	(213)
Acquisitions, net of cash acquired	(2,053)	(4,025)
Dispositions	6,074	846
Purchases of securities	(1,996)	0
Return of advances to and investments in equity affiliates	3	301
Other	(1)	(4)
Net Cash Used in Investing Activities	(14,980)	(18,660)
Financing Activities
Net change in short-term borrowings with original maturities of three months or less	(16)	1,851
Issuance of other short-term borrowings	0	1,476
Repayment of other short-term borrowings	0	(1,476)
Issuance of long-term debt	8,564	6,416
Repayment of long-term debt	(10,376)	(2,131)
Purchase of treasury stock	(1,617)	(11,134)
Issuance of treasury stock	34	108
Dividends paid	(7,170)	(7,325)
Other	(913)	499
Net Cash Used in Financing Activities	(11,494)	(11,716)
Net decrease in cash and cash equivalents	(881)	(3,497)
Cash and cash equivalents beginning of year	3,339	4,868
Cash and Cash Equivalents End of Period	2,458	1,371
Cash paid during the nine months ended September 30 for:
Interest	3,351	2,980
Income taxes, net of refunds	$ 1,337	$ 1,573