Condensed Consolidated Statement of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities:
Net Income (Loss) Attributable to Parent	$ 1,139	$ 1,261
Adjustments to reconcile net income (loss) from continuing operations to net cash provided by (used for) operating activities:
Depreciation, amortization and accretion	1,315	1,276
Gains (losses) on retirement of long-term obligations	0	28
Amortization of deferred financing costs and other non-cash interest	22	10
Stock-based compensation expense, net	126	120
Asset write-down charges	30	26
Deferred income tax (benefit) provision	1	2
Other non-cash adjustments, net	10	6
Changes in assets and liabilities, excluding the effects of acquisitions:
Increase (decrease) in accrued interest	(38)	(63)
Increase (decrease) in accounts payable	(20)	(10)
Increase (decrease) in other liabilities	(162)	(256)
Decrease (increase) in receivables	87	8
Decrease (increase) in other assets	(252)	(370)
Net cash provided by (used for) operating activities	2,258	2,038
Cash flows from investing activities:
Capital expenditures	(1,067)	(921)
Payments for acquisitions, net of cash acquired	(93)	(15)
Other investing activities, net	5	(10)
Net cash provided by (used for) investing activities	(1,155)	(946)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	2,347	748
Principal payments on debt and other long-term obligations	(58)	(55)
Purchases and redemptions of long-term debt	(750)	(1,274)
Borrowings under revolving credit facility	2,943	2,625
Payments under revolving credit facility	(4,088)	(2,580)
Net issuances (repayments) under commercial paper program	561	1,329
Payments for financing costs	(23)	(14)
Purchases of common stock	(29)	(64)
Dividends/distributions paid on common stock	(2,044)	(1,924)
Net cash provided by (used for) financing activities	(1,141)	(1,209)
Net increase (decrease) in cash, cash equivalents, and restricted cash	(38)	(117)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	0	(2)
Cash, cash equivalents and restricted cash at beginning of period	327	466
Cash, cash equivalents and restricted cash at end of period	$ 289	$ 347