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Inventories
9 Months Ended
Sep. 30, 2023
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories are valued at the lower of cost (first-in, first-out) or net realizable value, which requires the Company to make specific estimates, assumptions and judgments in determining the amount, if any, of reductions in the valuation of inventories to their net realizable values.

Inventories consist of the following:

(in millions)September 30, 2023December 31, 2022
Raw materials and parts$313.1 $302.9 
Work-in-process78.0 57.3 
Finished goods57.4 32.1 
Used equipment1.6 1.1 
Total$450.1 $393.4