Summary of Significant Accounting Policies - Property, Plant and Equipment (Details)	12 Months Ended
	Dec. 31, 2021
Buildings and improvements
Property, Plant and Equipment [Line Items]
Estimated Useful Life	40 years
Furniture and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	3 years
Furniture and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	10 years
Resident lease intangibles | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	1 year
Resident lease intangibles | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	3 years