Real Estate Investments - Development and Improvement Projects (Details) - Real Estate Development Commitments - Real Estate Investment Completed Projects $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($) item property	Jun. 30, 2019 USD ($) property item
Completed development and improvement projects
Number of Properties | property	1	2
Number of Beds/Units | item	78	253
Total Investment | $	$ 18,443	$ 46,365
ALF and MC | Developments | Oregon
Completed development and improvement projects
Number of Properties | property	1
Number of Beds/Units | item	78
Total Investment | $	$ 18,443
SNF | Developments | Kentucky
Completed development and improvement projects
Number of Properties | property		1
Number of Beds/Units | item		143
Total Investment | $		$ 24,493
ILF/ALF/MC | Developments | Wisconsin
Completed development and improvement projects
Number of Properties | property		1
Number of Beds/Units | item		110
Total Investment | $		$ 21,872