CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Consolidated net income	$ 498	$ 388	$ 1,392	$ 1,046
Derivative instruments, net	2	2	6	6
Available-for-sale securities, net	9		8	2
Foreign currency translation adjustments	22	46	(33)	86
Post-retirement benefit obligation, net		(1)
Other comprehensive income (loss), net of tax	33	47	(19)	94
Comprehensive income	531	435	1,373	1,140
Less: Comprehensive income (loss) attributable to noncontrolling interests	(1)	2	(2)
Comprehensive income attributable to Waste Management, Inc.	$ 532	$ 433	$ 1,375	$ 1,140