Consolidated Statements Of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Operating Activities
Net income	$ 14,823	$ 10,711
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	20,538	18,316
Amortization of film and television costs	1,608	0
Undistributed earnings from investments in equity affiliates	312	171
Provision for uncollectible accounts	1,240	1,216
Deferred income tax expense	2,934	3,254
Net (gain) loss from sale of investments, net of impairments	(501)	(114)
Actuarial (gain) loss on pension and postretirement benefits	(2,726)	(259)
Changes in operating assets and liabilities:
Accounts receivable	(1,018)	(652)
Other current assets, inventories and theatrical film and television production costs	(2,729)	(106)
Accounts payable and other accrued liabilities	(1,385)	(1,437)
Equipment installment receivables and related sales	220	451
Deferred customer contract acquisition and fulfillment costs	(2,657)	(1,102)
Retirement benefit funding	(420)	(420)
Other - net	1,283	(1,556)
Total adjustments	16,699	17,762
Net Cash Provided by Operating Activities	31,522	28,473
Investing Activities
Purchase of property and equipment	(16,695)	(15,756)
Interest during construction	(404)	(718)
Acquisitions, net of cash acquired	(43,116)	1,154
Dispositions	983	56
(Purchases) sales of securities, net	(234)	235
Advances to and investments in equity affiliates, net	(1,021)	0
Cash collections of deferred purchase price	500	665
Net Cash Used in Investing Activities	(59,987)	(14,364)
Financing Activities
Net change in short-term borrowings with original maturities of three months or less	(1,071)	(2)
Issuance of other short-term borrowings	4,852	0
Repayment of other short-term borrowings	(1,075)	0
Issuance of long-term debt	38,325	46,761
Repayment of long-term debt	(43,579)	(10,309)
Purchase of treasury stock	(577)	(460)
Issuance of treasury stock	359	26
Dividends paid	(9,775)	(9,030)
Other	(1,138)	1,716
Net Cash Provided by (Used in) Financing Activities	(13,679)	28,702
Net (decrease) increase in cash and cash equivalents and restricted cash	(42,144)	42,811
Cash and cash equivalents and restricted cash beginning of year	50,932	5,935
Cash and Cash Equivalents and Restricted Cash End of Period	$ 8,788	$ 48,746