Real Estate Assets Owned - Additional Information (Details)	12 Months Ended
	Dec. 31, 2021 USD ($) Property	Dec. 31, 2020 USD ($) Property
Real Estate [Abstract]
Real estate assets owned (Note 6)	$ 80,057	$ 18,767
Number of units in real estate assets owned | Property	2	1
Number of units, net of disposals in real estate assets owned capitalized | Property	1	0
Real estate assets owned capitalized at fair value less cost for disposal	$ 0	$ 0
Real estate portfolio, number of units | Property	8	8
Number of units sold | Property	1	12
Proceeds from sale of units	$ 0	$ 73,000
Gain or loss on disposal of real estate assets	0	0
Rental revenues	142,000	133,000
Net of cost recovery	0	0
Monthly contingent obligation for assessments due to associations	$ 4,600	$ 3,000