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Property and Equipment - Property and Equipment (Detail) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Property, Plant and Equipment
Property and equipment , gross	$ 30,206	$ 29,263
Less accumulated depreciation and amortization	(18,264)	(17,704)
Property, Plant and Equipment, Net, Total	11,942	11,559	$ 10,950
Land [Member]
Property, Plant and Equipment
Property and equipment , gross	656	624
Landfill [Member]
Property, Plant and Equipment
Property and equipment , gross	15,240	14,904
Vehicles [Member]
Property, Plant and Equipment
Property and equipment , gross	5,059	4,750
Machinery and Equipment [Member]
Property, Plant and Equipment
Property and equipment , gross	2,988	2,824
Containers [Member]
Property, Plant and Equipment
Property and equipment , gross	2,588	2,571
Building and Improvements [Member]
Property, Plant and Equipment
Property and equipment , gross	2,998	2,846
Furniture, Fixtures and Office Equipment [Member]
Property, Plant and Equipment
Property and equipment , gross	677	744
Tangible Property and Equipment [Member]
Property, Plant and Equipment
Less accumulated depreciation and amortization	(9,107)	(8,916)
Landfill Airspace [Member]
Property, Plant and Equipment
Less accumulated depreciation and amortization	$ (9,157)	$ (8,788)

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Section S99
-Paragraph 1
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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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-Publisher FASB
-Name Accounting Standards Codification
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