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Property, Plant and Equipment, Net
 3 Months Ended
Mar. 31, 2024
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, Net Property, Plant and Equipment, Net
Our property, plant and equipment, net, consisted of the following (in millions):
March 31,
2024		December 31,
2023
Machinery, equipment, vehicles and office furniture$16,942 $16,309 
Tooling3,480 3,129 
Leasehold improvements3,291 3,136 
Land and buildings9,852 9,498 
AI infrastructure2,255 1,510 
Computer equipment, hardware and software2,534 2,409 
Construction in progress5,934 5,791 
 44,288 41,782 
Less: Accumulated depreciation(12,852)(12,057)
Total$31,436 $29,725 
Construction in progress is primarily comprised of ongoing construction and expansion of our facilities, equipment and tooling related to the manufacturing of our products as well as construction related to our AI infrastructure.
Depreciation expense during the three months ended March 31, 2024 and 2023 was $929 million and $722 million, respectively.