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Property and Equipment
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Property and Equipment Property and Equipment
December 31,
(In millions)20222021
Property and equipment
Land$258 $276 
Buildings and leasehold improvements406 357 
Vehicles, tractors and trailers2,054 1,806 
Machinery and equipment227 203 
Computer software and equipment566 559 
3,511 3,201 
Less: accumulated depreciation and amortization(1,679)(1,526)
Total property and equipment, net$1,832 $1,675 
Net book value of capitalized internally-developed software included in property and equipment, net$129 $139 
Depreciation of property and equipment and amortization of computer software was $336 million, $327 million and $321 million for the years ended December 31, 2022, 2021 and 2020, respectively.