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Significant Accounting Policies (Property Plant and Equipment & Intangible Assets) (Details)
12 Months Ended
Dec. 31, 2020
Building and building improvements  
Property, Plant and Equipment [Line Items]  
Property, plant and equipment useful life 30 years
Machinery and equipment | Minimum  
Property, Plant and Equipment [Line Items]  
Property, plant and equipment useful life 3 years
Machinery and equipment | Maximum  
Property, Plant and Equipment [Line Items]  
Property, plant and equipment useful life 15 years