CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Consolidated net income	$ 361	$ 347
Adjustments to reconcile consolidated net income to net cash provided by operating activities:
Depreciation and amortization	402	366
Deferred income tax expense (benefit)	(4)	1
Interest accretion on landfill liabilities	24	23
Provision for bad debts	14	10
Equity-based compensation expense	13	27
Net gain on disposal of assets	(3)	(2)
Loss from divestitures, asset impairments and other, net	7	55
Equity in net losses of unconsolidated entities, net of dividends	19	9
Change in operating assets and liabilities, net of effects of acquisitions and divestitures:
Receivables	127	212
Other current assets	(10)	(9)
Other assets	1	(3)
Accounts payable and accrued liabilities	(123)	(117)
Deferred revenues and other liabilities	(63)	(29)
Net cash provided by operating activities	765	890
Cash flows from investing activities:
Acquisitions of businesses, net of cash acquired	(1)	(394)
Capital expenditures	(459)	(471)
Proceeds from divestitures of businesses and other assets (net of cash divested)	12	12
Other, net	(55)	53
Net cash used in investing activities	(503)	(800)
Cash flows from financing activities:
Debt repayments	(25)	(56)
Net commercial paper borrowings		357
Common stock repurchase program	(402)	(68)
Cash dividends	(236)	(223)
Exercise of common stock options	31	25
Tax payments associated with equity-based compensation transactions	(33)	(30)
Other, net	(3)	37
Net cash provided by (used in) financing activities	(668)	42
Effect of exchange rate changes on cash, cash equivalents and restricted cash and cash equivalents	(4)
Increase (decrease) in cash, cash equivalents and restricted cash and cash equivalents	(410)	132
Cash, cash equivalents and restricted cash and cash equivalents at beginning of period	3,647	183
Cash, cash equivalents and restricted cash and cash equivalents at end of period	$ 3,237	$ 315