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Inventories
3 Months Ended
Mar. 31, 2023
Inventory Disclosure [Abstract]  
Inventories Inventories
The components of inventories as of March 31, 2023 and December 31, 2022 were:
March 31,
2023
December 31,
2022
Raw materials and component parts$303.8 $301.2 
Work in process54.9 54.3 
Finished goods138.9 115.4 
Total inventories$497.6 $470.9 

Inventories are stated at the lower of cost or net realizable value. Cost, which includes material, labor and overhead, is determined on a first in, first out basis.