Summary of Significant Accounting Policies - Property Plant and Equipment (Details)	12 Months Ended
	Dec. 31, 2018
Furniture, Fixture and Equipment
Property, Plant and Equipment [Line Items]
Useful Lives (in years)	5 years
Minimum | Land and Building Improvements
Property, Plant and Equipment [Line Items]
Useful Lives (in years)	10 years
Minimum | Manufactured Homes
Property, Plant and Equipment [Line Items]
Useful Lives (in years)	10 years
Maximum | Land and Building Improvements
Property, Plant and Equipment [Line Items]
Useful Lives (in years)	30 years
Maximum | Manufactured Homes
Property, Plant and Equipment [Line Items]
Useful Lives (in years)	25 years