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Nature of Operations (Tables)
12 Months Ended
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Percentage of worldwide sales
The Company’s principal classes of products accounted for the following percentages of worldwide Net sales for the past three years:
  202020192018
Oral Care44 %46 %47 %
Personal Care21 %20 %20 %
Home Care18 %18 %18 %
Pet Nutrition17 %16 %15 %
Total100 %100 %100 %