Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Revenues	$ 58,484	$ 61,648
Resident revenue
Disaggregation of Revenue [Line Items]
Revenues	50,834	45,202
Housing and support services
Disaggregation of Revenue [Line Items]
Revenues	49,438	44,441
Community fees
Disaggregation of Revenue [Line Items]
Revenues	453	411
Ancillary services
Disaggregation of Revenue [Line Items]
Revenues	254	350
Other operating revenue
Disaggregation of Revenue [Line Items]
Revenues	689	0
Management fees
Disaggregation of Revenue [Line Items]
Revenues	628	1,186
Community reimbursement revenue
Disaggregation of Revenue [Line Items]
Revenues	$ 7,022	$ 15,260