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Inventories (Tables)
9 Months Ended
Sep. 29, 2019
Inventories [Abstract]  
Inventories by Major Category

The following is a summary of inventories by major category:

(millions of dollars)
 
Sep. 29,
2019
   
Dec. 31,
2018
 
             
Raw materials
 
$
104.2
   
$
93.4
 
Work-in-process
   
9.9
     
11.2
 
Finished goods
   
98.8
     
92.2
 
Packaging and supplies
   
44.0
     
42.4
 
Total inventories
 
$
256.9
   
$
239.2