Real Estate Investments - Developments and Improvements (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Real estate investments
Invested in projects	$ 7,288
Development | Development and Improvement Commitments
Real estate investments
Invested in projects		$ 105
Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	9,686	8,994	$ 6,298
ALF | Development | Development and Improvement Commitments
Real estate investments
Invested in projects		105
ALF | Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	3,112	5,538	5,846
SNF | Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	6,487	2,897	$ 452
Other | Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	$ 87	$ 559