XML 59 R45.htm IDEA: XBRL DOCUMENT v3.20.4
Summary of Significant Accounting Policies - Property, Plant, and Equipment (Narrative) (Details)
12 Months Ended
Dec. 31, 2020
Land improvements  
Property, Plant & Equipment  
Useful life 20 years
Buildings and improvements | Minimum  
Property, Plant & Equipment  
Useful life 20 years
Buildings and improvements | Maximum  
Property, Plant & Equipment  
Useful life 40 years
Machinery and equipment | Minimum  
Property, Plant & Equipment  
Useful life 3 years
Machinery and equipment | Maximum  
Property, Plant & Equipment  
Useful life 15 years
Tools, dies and patterns | Minimum  
Property, Plant & Equipment  
Useful life 3 years
Tools, dies and patterns | Maximum  
Property, Plant & Equipment  
Useful life 5 years