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v3.22.4

Property and Equipment | 12 Months Ended
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Dec. 31, 2022
Property, Plant and Equipment |
Property and Equipment | 4. Property and Equipment Property and equipment as of December 31 consisted of the following (in millions):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021
Land | ​ | $ | 752 | ​ | $ | 732
Landfills | ​ |  | 18,526 | ​ |  | 17,734
Vehicles | ​ |  | 6,173 | ​ |  | 5,893
Machinery and equipment | ​ |  | 4,401 | ​ |  | 3,571
Containers | ​ |  | 3,021 | ​ |  | 2,807
Buildings and improvements | ​ |  | 3,809 | ​ |  | 3,542
Furniture, fixtures and office equipment | ​ | ​ | 664 | ​ | ​ | 677
​ | ​ |  | 37,346 | ​ |  | 34,956
Less: Accumulated depreciation of tangible property and equipment | ​ |  | (10,731) | ​ |  | (10,147)
Less: Accumulated depletion of landfill airspace | ​ |  | (10,896) | ​ | ​ | (10,390)
Property and equipment, net | ​ | $ | 15,719 | ​ | $ | 14,419
​ See Note 11 for information regarding asset impairments. Depreciation and depletion expense, including for assets recorded as financing leases, consisted of the following for the year ended December 31 (in millions):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021 |  | 2020
Depreciation of tangible property and equipment | ​ | $ | 1,155 | ​ | $ | 1,125 | ​ | $ | 996
Depletion of landfill airspace | ​ |  | 754 | ​ | ​ | 731 | ​ | ​ | 568
Depreciation and depletion expense | ​ | $ | 1,909 | ​ | $ | 1,856 | ​ | $ | 1,564
​ See Note 5 for information regarding amortization of our intangible assets.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI https://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916 + Details
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