Significant Accounting Policies - Property, Plant and Equipment (Details)	12 Months Ended
	Dec. 31, 2019
Buildings | Minimum
Property, Plant and Equipment [Line Items]
Useful life	20 years
Buildings | Maximum
Property, Plant and Equipment [Line Items]
Useful life	40 years
Building and leasehold improvements | Minimum
Property, Plant and Equipment [Line Items]
Useful life	6 years
Building and leasehold improvements | Maximum
Property, Plant and Equipment [Line Items]
Useful life	20 years
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life	2 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life	10 years
Furniture and fixtures | Minimum
Property, Plant and Equipment [Line Items]
Useful life	2 years
Furniture and fixtures | Maximum
Property, Plant and Equipment [Line Items]
Useful life	10 years