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Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2022

Property, Plant and Equipment [Abstract]

Summary of Property and Equipment

We compute depreciation expense on a straight-line basis over the estimated useful lives of the assets as follows:


Classification						Estimated Useful Life
Buildings and leasehold improvements						Term of lease to 40 years
Vehicles, tractors and trailers						3 to 14 years

Machinery and equipment						3 to 10 years
Computer software and equipment						1 to 5 years


						December 31,
(In millions)						2022						2021
Property and equipment
Land						$	258					$	276
Buildings and leasehold improvements						406						357
Vehicles, tractors and trailers						2,054						1,806
Machinery and equipment						227						203
Computer software and equipment						566						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