Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2012

Components of Accumulated Other Comprehensive Income Included in Stockholders' Equity

The components of accumulated other comprehensive income, which is included as a component of Waste Management, Inc. stockholders’ equity, were as follows (in millions):

	December 31,
	2012			2011			2010
Accumulated unrealized loss on derivative instruments, net of taxes of $(48), $(39) and $(20), respectively	$	(74	)	$	(62	)	$	(33	)
Accumulated unrealized gain on available-for-sale securities, net of taxes of $3, $1 and $3, respectively		4			2			5
Foreign currency translation adjustments		276			243			261
Funded status of post-retirement benefit obligations, net of taxes of $(11), $(9) and $(4), respectively		(13	)		(11	)		(3	)
	$	193		$	172		$	230