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Description of the Business and Summary of Significant Accounting Policies - Estimated Useful Lives of Property and Equipment (Details)
12 Months Ended
Dec. 31, 2019
Buildings [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of property and equipment 40 years
Land Improvements [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of property and equipment 20 years
Furniture and Fixtures [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of property and equipment 5 years
Furniture and Fixtures [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of property and equipment 8 years
Equipment [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of property and equipment 5 years
Equipment [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of property and equipment 8 years
Leasehold Improvements [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of property and equipment The shorter of the lease term or useful life