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Summary of Significant Accounting Policies - Property, Plant and Equipment - Narrative (Details)
12 Months Ended
Dec. 31, 2019
Land Improvements  
Property, Plant and Equipment  
Estimated useful lives 15 years
Minimum | Building and Improvements  
Property, Plant and Equipment  
Estimated useful lives 10 years
Minimum | Machinery and Equipment  
Property, Plant and Equipment  
Estimated useful lives 3 years
Maximum | Building and Improvements  
Property, Plant and Equipment  
Estimated useful lives 39 years
Maximum | Machinery and Equipment  
Property, Plant and Equipment  
Estimated useful lives 20 years