Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and equipment as of December 31 consisted of the following (in millions):

	2019		2018
Land	$	656	$	656
Landfills		15,910		15,240
Vehicles		5,344		5,059
Machinery and equipment		3,140		2,988
Containers		2,616		2,588
Buildings and improvements		3,174		2,998
Furniture, fixtures and office equipment		710		677
		31,550		30,206
Less: Accumulated depreciation of tangible property and equipment		(9,331)		(9,107)
Less: Accumulated amortization of landfill airspace		(9,326)		(9,157)
Property and equipment, net	$	12,893	$	11,942

Depreciation and Amortization Expense Including Amortization Expense for Assets Recorded as Capital Leases

Depreciation and amortization expense, including amortization expense for assets recorded as financing leases, consisted of the following for the years ended December 31 (in millions):

	2019		2018		2017
Depreciation of tangible property and equipment	$	893	$	838	$	783
Amortization of landfill airspace		575		538		497
Depreciation and amortization expense	$	1,468	$	1,376	$	1,280