Debt - Additional Information (Detail)													1 Months Ended	12 Months Ended				17 Months Ended
		Jan. 06, 2022 USD ($)	Nov. 09, 2021	Nov. 13, 2020 USD ($)	May 14, 2020 USD ($)	May 12, 2020	Feb. 27, 2020	Mar. 29, 2019	Aug. 31, 2018 USD ($)	Feb. 23, 2018 USD ($) Property Loan	Sep. 28, 2017 USD ($)	Jun. 28, 2017 USD ($)	May 31, 2021	Dec. 31, 2021 USD ($) Loan Property		Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2021 USD ($) Loan
Debt Instrument [Line Items]
Secured debt														$ 181,125,866		$ 206,839,694		$ 181,125,866
Repayment of loan														50,000		3,099,934	$ 4,559,580
Carrying value	[1]													205,917,900				205,917,900
Future principal payment, 2021														1,368,205				1,368,205
Future principal payment, 2022	[1]													$ 44,415,391				$ 44,415,391
Freddie Mac Utah Loans [Member]
Debt Instrument [Line Items]
Secured debt										$ 46,900,000
Debt term										10 years
Loan maturity date	[2]													Feb. 23, 2028
Debt instrument, initial interest rate										5.06%				5.06%	[2]			5.06%	[2]
Description of guarantees														We serve as non-recourse guarantors pursuant to the terms and conditions of the Freddie Mac Utah Loans. During the term of the Freddie Mac Utah Loans, we are required to maintain a net worth equal to or greater than $15 million and an initial liquidity requirement equal to or greater than $4.8 million. Once the Utah Bridge Loan (defined below) is paid in full, the liquidity requirement will be reduced to $3 million.
Number of property-owning special purpose entities | Property										3
Number of mortgage loans | Loan										3				3				3
Debt instrument, interest payment period										2 years				2 years
Amortization period										30 years				30 years
Carrying value	[2]													$ 45,751,350		46,397,936		$ 45,751,350
Freddie Mac Utah Loans [Member] | Minimum [Member]
Debt Instrument [Line Items]
Non-recourse guaranty expiry threshold net worth														15
Non-recourse guaranty expiry threshold liquidity.														$ 4,800,000
Utah Bridge Loan [Member]
Debt Instrument [Line Items]
Secured debt										$ 24,500,000
Loan maturity date								Apr. 30, 2020		Feb. 23, 2019				Apr. 30, 2023	[3]
Debt instrument, initial interest rate	[3]													4.25%				4.25%
Loan maturity conditional maturity date														Aug. 23, 2019
Commitment fee percentage on loan principal outstanding														0.50%
Debt instrument, repayment description														We were required to pay $1.0 million of the balance of the loan at signing of the Fifth Amendment, along with a fee equal to 0.50% of the then-outstanding principal balance of the loan. Beginning in May 2021, since the balance of the KeyBank Bridge Loans had not been reduced to $20 million, we were required to start paying a monthly fee of 0.05% of the loan balance above $20 million until such reduction is reached. Additionally, since the balance of the KeyBank Bridge Loans were not reduced to $20 million by October 31, 2021, we are required to make principal payments of $50,000 per month until such reduction is reached. The interest rate on the KeyBank Bridge Loans is also now subject to a minimum LIBOR of 0.25%. Pursuant to the Fifth Amendment, we are also required to fund a reserve comprised of six months of interest payments, which may be utilized but must generally be replenished.
Carrying value	[3]													$ 4,985,595		5,035,595		$ 4,985,595
Utah Bridge Loan [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Repayment of loan		$ 5,000,000.0
Utah Bridge Loan [Member] | Minimum [Member]
Debt Instrument [Line Items]
Non-recourse guaranty expiry threshold liquidity.														$ 3,000,000
Freddie Mac Cottonwood Loan [Member]
Debt Instrument [Line Items]
Secured debt										$ 9,300,000
Zero prepayment penalty period						12 months
Monthly installment commencement date						Aug. 01, 2020
Freddie Mac Courtyard Loan [Member]
Debt Instrument [Line Items]
Secured debt									$ 63,200,000
Debt term									10 years
Loan maturity date	[4]													Sep. 01, 2028
Debt instrument, initial interest rate									4.86%					4.86%	[4]			4.86%	[4]
Description of guarantees														We serve as non-recourse guarantors pursuant to the terms and conditions of the Freddie Mac Courtyard Loan. During the term of the Freddie Mac Courtyard Loan, we are required to maintain a net worth equal to or greater than $18.96 million and an initial liquidity requirement equal to or greater than $6.32 million. Once the Courtyard Bridge Loans are paid in full and the Memory Care Expansion (each defined further below) is complete, the liquidity requirement will be reduced to $4.8 million. We are able to reduce each of the foregoing liquidity requirements by an additional amount equal to the amount of the 12-month trailing cash flows of all our properties, up to a maximum reduction of $1.5 million.
Debt instrument, interest payment period									4 years					4 years
Amortization period									30 years					30 years
Carrying value	[4]													$ 63,200,000		63,200,000		$ 63,200,000
Freddie Mac Courtyard Loan [Member] | Minimum [Member]
Debt Instrument [Line Items]
Non-recourse guaranty expiry threshold net worth									$ 18,960,000
Non-recourse guaranty expiry threshold liquidity.									6,320,000
Reduction in liquidity requirement																		$ (3,000,000.0)
Freddie Mac Courtyard Loan [Member] | Maximum [Member]
Debt Instrument [Line Items]
Non-recourse guaranty expiry threshold liquidity.									1,500,000
Courtyard Bridge Loans [Member]
Debt Instrument [Line Items]
Loan maturity date							Apr. 30, 2021							Apr. 30, 2020
Debt instrument, initial interest rate														4.25%				4.25%
Non-recourse guaranty expiry threshold liquidity.									$ 4,800,000
Commitment fee percentage on loan principal outstanding														0.50%
Debt instrument, repayment description														We were required to pay $1.0 million of the balance of the loan at signing of the Fifth Amendment, along with a fee equal to 0.50% of the then-outstanding principal balance of the loan. Beginning in May 2021, since the balance of the KeyBank Bridge Loans have not been reduced to $20 million, we were required to start paying a monthly fee of 0.05% of the loan balance above $20 million until such reduction is reached. Additionally, since the balance of the KeyBank Bridge Loans were not reduced to $20 million by October 31, 2021, we are required to make principal payments of $50,000 per month until such reduction is reached. The interest rate on the KeyBank Bridge Loans is also now subject to a minimum LIBOR of 0.25%. Pursuant to the Fifth Amendment, we are also required to fund a reserve comprised of six months of interest payments, which may be utilized but must generally be replenished.
Debt instrument, description of variable rate														1-month LIBOR plus 400 basis
Percentage of net proceeds from certain capital events required to be applied														100.00%
Number of memory care units expected to be completed in property acquisition | Property														23
KeyBank Bridge Loans Amendment [Member]
Debt Instrument [Line Items]
Loan maturity date				Apr. 30, 2022
Commitment fee percentage on loan principal outstanding				0.50%
Repayment of loan				$ 1,000,000.0
KeyBank Bridge Loans Amendment [Member] | If Balance of Loans not Reduced to $20 Million within Six Months of Closing Fifth Amendment [Member]
Debt Instrument [Line Items]
Monthly fee													0.05%
KeyBank Bridge Loans Amendment [Member] | Principal Amount Monthly Payment, If Balance of Loans not Reduced to $20 Million by October 1, 2021 [Member]
Debt Instrument [Line Items]
Repayment of loan				$ 50,000
KeyBank Bridge Loans Amendment [Member] | Minimum [Member] | LIBOR [Member]
Debt Instrument [Line Items]
Debt instrument, variable interest rate				0.25%
Courtyard Initial Bridge Loan [Member]
Debt Instrument [Line Items]
Loan maturity date	[3]													Apr. 30, 2023
Debt instrument, initial interest rate	[3]													4.25%				4.25%
Carrying value	[3]													$ 27,000,000		27,000,000		$ 27,000,000
Courtyard Delayed Draw Commitment [Member]
Debt Instrument [Line Items]
Loan maturity date	[3]													Apr. 30, 2023
Debt instrument, initial interest rate	[3]													4.25%				4.25%
Carrying value	[3]													$ 11,980,955		11,980,955		$ 11,980,955
Courtyard Delayed Draw Commitment [Member] | Maximum [Member]
Debt Instrument [Line Items]
Delayed draw commitment, amount														$ 14,000,000				$ 14,000,000
PPP Loans [Member]
Debt Instrument [Line Items]
Secured debt					$ 1,950,000
Debt term					2 years
Debt instrument, initial interest rate					1.00%									1.00%	[5]			1.00%	[5]
Carrying value	[5]															1,950,000
Debt forgiveness and the related accrued interest														$ 2,000,000.0
KeyBank Bridge Loans [Member]
Debt Instrument [Line Items]
Loan maturity date			Apr. 30, 2023
KeyBank Bridge Loans [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Reduction in liquidity requirement		(27,000,000)
Repayment of loan		17,000,000
KeyBank Utah Bridge Loan [Member]
Debt Instrument [Line Items]
Debt instrument, initial interest rate														4.25%				4.25%
Debt instrument, description of variable rate														1-month LIBOR plus 400 basis points
Percentage of net proceeds from certain capital events required to be applied														100.00%
Proceeds to be applied for loan payment amount																7,100,000	$ 7,100,000
Fayetteville Property [Member] | JPM Mortgage Loan [Member]
Debt Instrument [Line Items]
Secured debt												$ 29,500,000
Debt term												7 years
Loan maturity date												Jul. 01, 2024		Jul. 01, 2024	[6]
Debt instrument, initial interest rate												4.20%		4.20%	[6]			4.20%	[6]
Loan prepayment period after written notice												30 days
Zero prepayment penalty period												90 days
Description of guarantees														We and H. Michael Schwartz, our Chairman of the board and a director (our “Chairman”), serve as non-recourse guarantors pursuant to the terms and conditions of the JPM Mortgage Loan. The non-recourse guaranty of our Chairman will expire, upon request, and be of no further force and effect at such time as we have: (1) a net worth (as defined in the agreement) equal to or greater than $40 million; and (2) liquidity (as defined in the agreement) equal to or greater than $3 million.
Carrying value	[6]													$ 29,500,000		29,500,000		$ 29,500,000
Fayetteville Property [Member] | JPM Mortgage Loan [Member] | Minimum [Member]
Debt Instrument [Line Items]
Non-recourse guaranty expiry threshold net worth												$ 40,000,000
Non-recourse guaranty expiry threshold liquidity.												$ 3,000,000
Tallahassee Property [Member] | Nationwide Mortgage Loan [Member]
Debt Instrument [Line Items]
Secured debt											$ 23,500,000
Loan maturity date											Oct. 01, 2024			Oct. 01, 2024	[6],[7]
Debt instrument, initial interest rate											3.84%			3.84%	[6],[7]			3.84%	[6],[7]
Description of guarantees														We served as non-recourse guarantor pursuant to the terms and conditions of the Nationwide Loan.
Carrying value	[6],[7]													$ 23,500,000		$ 23,500,000		$ 23,500,000
Tallahassee Property [Member] | Nationwide Mortgage Loan [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Repayment of loan		23,500,000
Tallahassee Property [Member] | Freddie Mac Utah Loans [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Reduction in liquidity requirement		(3,000,000)
Tallahassee Property [Member] | Courtyard Bridge Loans [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Repayment of loan		$ 12,000,000.0

[1] 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 and we repaid $17 million in principal on the KeyBank Bridge loans. Please see Note 9 - Subsequent Events for additional details.

[2] 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.

[3] The variable rate reflected in the table was the rate in effect as of December 31, 2021. Subsequent to December 31, 2021, in conjunction with the sale of the Tallahassee property, we paid approximately $17 million towards the principal of the KeyBank Bridge loans. Please see Note 9 – Subsequent Events for additional details.

[4] 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.

[5] Represents the aggregate of four unsecured promissory notes under the Paycheck Protection Program (the “PPP”). During the year ended December 31, 2021, our applications for forgiveness for all of the PPP loans were accepted and we recognized approximately $2.0 million in debt forgiveness and the related accrued interest in other income in our accompanying consolidated statements of operations

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

[7] 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.