Debt - Schedule of Mortgage Debt Obligations on Hotels (Detail) - USD ($)	9 Months Ended
Sep. 30, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Mortgage loans	$ 359,031,267	$ 360,980,255
Deferred financing costs, net	(2,151,414)	(2,487,982)
Unamortized premium on loan	123,099	141,611
Total Mortgage Loans, Net	357,002,952	358,633,884
The DeSoto [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 32,820,733	32,967,166
Prepayment Penalties	Yes
Maturity Date	Jul. 01, 2026
Amortization Provisions, Term	25 years
Interest rate applicable to the mortgage loan	4.25%
Double Tree by Hilton Jacksonville Riverfront [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 33,803,039	34,225,971
Prepayment Penalties	Yes
Maturity Date	Jul. 11, 2024
Amortization Provisions, Term	30 years
Interest rate applicable to the mortgage loan	4.88%
Double Tree by Hilton Laurel [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 8,681,248	8,534,892
Prepayment Penalties	Yes
Maturity Date	Aug. 05, 2021
Amortization Provisions, Term	25 years
Interest rate applicable to the mortgage loan	5.25%
Double Tree By Hilton Philadelphia Airport [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 41,207,471	41,419,590
Prepayment Penalties	None
Maturity Date	Oct. 31, 2023
Amortization Provisions, Term	30 years
Interest rate applicable to the mortgage loan	2.27%
Doubletree By Hilton Raleigh Brownstone - University [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 18,300,000	18,300,000
Prepayment Penalties	Yes
Maturity Date	Jul. 27, 2022
Interest rate applicable to the mortgage loan	2.27%
DoubleTree Resort by Hilton Hollywood Beach [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 55,878,089	56,057,218
Maturity Date	Oct. 01, 2025
Amortization Provisions, Term	30 years
Interest rate applicable to the mortgage loan	4.913%
Georgian Terrace [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 42,738,529	43,335,291
Maturity Date	Jun. 01, 2025
Amortization Provisions, Term	30 years
Interest rate applicable to the mortgage loan	4.42%
Hotel Alba Tampa, Tapestry Collection by Hilton [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 17,946,480	18,000,104
Prepayment Penalties	None
Maturity Date	Jun. 30, 2022
Interest rate applicable to the mortgage loan	2.27%
Hotel Ballast Wilmington,Tapestry Collection by Hilton [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 33,259,067	33,401,622
Prepayment Penalties	Yes
Maturity Date	Jan. 01, 2027
Amortization Provisions, Term	25 years
Interest rate applicable to the mortgage loan	4.25%
Hyatt Centric Arlington [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 48,990,136	49,173,836
Prepayment Penalties	Yes
Maturity Date	Sep. 18, 2028
Amortization Provisions, Term	30 years
Interest rate applicable to the mortgage loan	5.25%
Sheraton Louisville Riverside [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 11,037,086	11,114,145
Prepayment Penalties	Yes
Maturity Date	Dec. 01, 2026
Amortization Provisions, Term	25 years
Interest rate applicable to the mortgage loan	4.27%
The Whitehall [Member] \| Mortgage Loans [Member]
Debt Instrument [Line Items]
Mortgage loans	$ 14,369,389	$ 14,450,420
Prepayment Penalties	Yes
Maturity Date	Feb. 26, 2023
Amortization Provisions, Term	25 years
Interest rate applicable to the mortgage loan	1.25%

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- Definition

Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Paragraph Column B
-Subsection 29

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Amount, after accumulated amortization, of debt premium.

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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