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Property, Plant And Equipment
3 Months Ended
Apr. 01, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant And Equipment PROPERTY, PLANT AND EQUIPMENT
The classes of property, plant and equipment are summarized as follows ($ in millions):
April 1, 2022December 31, 2021
Land and improvements$10.7 $10.7 
Buildings and improvements161.1 168.7 
Machinery, equipment and other assets360.1 354.5 
Construction in progress48.9 45.6 
Gross property, plant and equipment580.8 579.5 
Less: accumulated depreciation(316.6)(315.4)
Property, plant and equipment, net$264.2 $264.1