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Property and Equipment (Tables)
 12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment
The amount of property and equipment and their respective estimated useful lives are as follows (in millions):
As of December 31,
Estimated
20212020Useful Lives
Land$19.9 $19.1 Indefinite
Buildings and leasehold improvements77.4 74.5 
3 - 40 years
Office equipment, furniture and fixtures
14.7 15.3 
3 -  7  years
Computer equipment and software costs
258.4 275.8 
3 -  9  years
Machinery, equipment and vehicles (1)
316.9 267.7 
3 - 40 years
Total property, plant, and equipment687.3 652.3 
Less: Accumulated depreciation and amortization (1)
338.4 309.7 
Total property, plant, and equipment, net$348.9 $342.6 
(1)Includes right of use assets associated with finance leases. See Note 15. Leases for additional information.
Schedule of amount of computer software costs, including capitalized internally developed software costs
The amount of computer software costs, including capitalized internally developed software costs and certain hosting arrangement costs, included in property, plant, and equipment are as follows (in millions):
As of December 31,
20212020
Computer software costs$217.9 $191.7 
Less: Accumulated amortization131.1 116.1 
Computer software costs, net$86.8 $75.6