Summary of Significant Accounting Policies Summary of Significant Accounting Policies (PP&E) (Details) |
12 Months Ended |
---|---|
Dec. 31, 2019 | |
Buildings and improvements | Minimum [Member] | |
Property, Plant and Equipment [Line Items] | |
Property, Plant and Equipment, Useful Life | 20 years |
Buildings and improvements | Maximum [Member] | |
Property, Plant and Equipment [Line Items] | |
Property, Plant and Equipment, Useful Life | 40 years |
Leasehold improvements | Minimum [Member] | |
Property, Plant and Equipment [Line Items] | |
Property, Plant and Equipment, Useful Life | 5 years |
Leasehold improvements | Maximum [Member] | |
Property, Plant and Equipment [Line Items] | |
Property, Plant and Equipment, Useful Life | 15 years |
Furniture and equipment | Minimum [Member] | |
Property, Plant and Equipment [Line Items] | |
Property, Plant and Equipment, Useful Life | 3 years |
Furniture and equipment | Maximum [Member] | |
Property, Plant and Equipment [Line Items] | |
Property, Plant and Equipment, Useful Life | 7 years |