Real Estate Investments - Developments and Improvements (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Real estate investments
Invested in projects	$ 25,328
Development | Development and Improvement Commitments
Real estate investments
Invested in projects	105		$ 16,699
Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	8,994	$ 6,298	6,913
ALF | Development | Development and Improvement Commitments
Real estate investments
Invested in projects	105		4,491
ALF | Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	5,538	5,846	6,842
SNF | Development | Development and Improvement Commitments
Real estate investments
Invested in projects			12,208
SNF | Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	2,897	$ 452	$ 71
Other | Improvements | Development and Improvement Commitments
Real estate investments
Invested in projects	$ 559