CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Consolidated net income	$ 1,740	$ 1,311
Adjustments to reconcile consolidated net income to net cash provided by operating activities:
Depreciation and amortization	1,493	1,489
Deferred income tax (benefit) expense	(53)	(91)
Interest accretion on landfill and environmental remediation liabilities	84	82
Provision for bad debts	36	28
Equity-based compensation expense	71	81
Net gain on disposal of assets	(5)	(16)
(Gain) loss from divestitures, asset impairments and other, net	17	(17)
Equity in net losses of unconsolidated entities, net of dividends	49	36
Loss on early extinguishment of debt		220
Change in operating assets and liabilities, net of effects of acquisitions and divestitures:
Receivables	(101)	(56)
Other current assets	(47)	(35)
Other assets	19	32
Accounts payable and accrued liabilities	325	389
Deferred revenues and other liabilities	(141)	(106)
Net cash provided by operating activities	3,487	3,347
Cash flows from investing activities:
Acquisitions of businesses, net of cash acquired	(207)	(11)
Capital expenditures	(1,725)	(1,130)
Proceeds from divestitures of businesses and other assets, net of cash divested	18	70
Other, net	(122)	(35)
Net cash used in investing activities	(2,036)	(1,106)
Cash flows from financing activities:
New borrowings	5,916	6,428
Debt repayments	(5,429)	(7,237)
Premiums and other paid on early extinguishment of debt		(211)
Common stock repurchase program	(1,061)	(1,000)
Cash dividends	(811)	(730)
Exercise of common stock options	39	60
Tax payments associated with equity-based compensation transactions	(39)	(28)
Other, net	(6)	32
Net cash used in financing activities	(1,391)	(2,686)
Effect of exchange rate changes on cash, cash equivalents and restricted cash and cash equivalents	(6)	2
Increase (decrease) in cash, cash equivalents and restricted cash and cash equivalents	54	(443)
Cash, cash equivalents and restricted cash and cash equivalents at beginning of period	194	648
Cash, cash equivalents and restricted cash and cash equivalents at end of period	$ 248	$ 205