Consolidated Statements Of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Operating Activities
Net income	$ 4,348	$ 4,759
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	7,206	5,994
Amortization of television and film costs	2,497	0
Undistributed earnings from investments in equity affiliates	112	(2)
Provision for uncollectible accounts	592	438
Deferred income tax expense	1,069	1,222
Net (gain) loss from investments, net of impairments	(175)	2
Actuarial (gain) loss on pension and postretirement benefits	432	(930)
Changes in operating assets and liabilities:
Accounts receivable	1,894	(439)
Other current assets, inventories and theatrical film and television production costs	(2,510)	614
Accounts payable and other accrued liabilities	(3,686)	(1,962)
Equipment installment receivables and related sales	652	505
Deferred customer contract acquisition and fulfillment costs	(375)	(826)
Retirement benefit funding	0	(140)
Other - net	(1,004)	(288)
Total adjustments	6,704	4,188
Net Cash Provided by Operating Activities	11,052	8,947
Investing Activities
Purchase of property and equipment	(5,121)	(5,957)
Interest during construction	(61)	(161)
Acquisitions, net of cash acquired	(117)	(234)
Dispositions	10	56
(Purchases) sales of securities, net	(1)	(116)
Advances to and investments in equity affiliates, net	(111)	(1,007)
Cash collections of deferred purchase price	0	267
Net Cash Used in Investing Activities	(5,401)	(7,152)
Financing Activities
Net change in short-term borrowings with original maturities of three months or less	(256)	0
Issuance of other short-term borrowings	296	0
Repayment of other short-term borrowings	(176)	0
Issuance of long-term debt	9,182	2,565
Repayment of long-term debt	(9,840)	(4,911)
Purchase of treasury stock	(189)	(145)
Issuance of treasury stock	167	11
Dividends paid	(3,714)	(3,070)
Other	109	2,048
Net Cash Used in Financing Activities	(4,421)	(3,502)
Net increase (decrease) in cash and cash equivalents and restricted cash	1,230	(1,707)
Cash and cash equivalents and restricted cash beginning of year	5,400	50,932
Cash and Cash Equivalents and Restricted Cash End of Period	$ 6,630	$ 49,225