Debt - Schedule of Company's Outstanding Debt (Parenthetical) (Detail)							12 Months Ended
		Jan. 06, 2022 USD ($)	Nov. 09, 2021	Aug. 31, 2018	Feb. 23, 2018 Loan	Sep. 28, 2017	Dec. 31, 2021 USD ($) Property Loan		Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Repayment of loan							$ 50,000		$ 3,099,934	$ 4,559,580
Freddie Mac Utah Loans [Member]
Debt Instrument [Line Items]
Debt instrument, interest payment period					2 years		2 years
Amortization period					30 years		30 years
Number of mortgage loans | Loan					3		3
Number of senior housing properties acquired | Property							3
Maturity Date	[1]						Feb. 23, 2028
Freddie Mac Courtyard Loan [Member]
Debt Instrument [Line Items]
Debt instrument, interest payment period				4 years			4 years
Amortization period				30 years			30 years
Maturity Date	[2]						Sep. 01, 2028
PPP Loans [Member]
Debt Instrument [Line Items]
Unsecured promissory notes | Loan							4
Debt forgiveness and the related accrued interest							$ 2,000,000.0
KeyBank Bridge Loans [Member]
Debt Instrument [Line Items]
Maturity Date			Apr. 30, 2023
KeyBank Bridge Loans [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Repayment of loan		$ 17,000,000
Nationwide Mortgage Loan [Member] | Tallahassee Property [Member]
Debt Instrument [Line Items]
Maturity Date						Oct. 01, 2024	Oct. 01, 2024	[3],[4]
Nationwide Mortgage Loan [Member] | Tallahassee Property [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Repayment of loan		$ 23,500,000

[1] Represents the aggregate of three separate mortgage loans for the three senior housing properties acquired in Utah. Fixed rate debt with interest only payments due monthly for the first two years, then principal and interest on a 30-year amortization schedule thereafter.

[2] Fixed rate debt with interest only payments due monthly for the first four years, then principal and interest on a 30-year amortization schedule thereafter.

[3] Fixed rate debt with interest only payments due monthly and the principal balance due upon maturity.

[4] The Tallahassee property was held for sale as of December 31, 2021. On January 6, 2022, in connection with the sale of the Tallahassee property, the entire principal balance of the Nationwide mortgage loan, totaling $23.5 million was repaid and terminated in accordance with the terms of the loan. Please see Note 9 - Subsequent Events for additional details.