Related Party and Other Financing Transactions (Details Narrative)											1 Months Ended	6 Months Ended
	Dec. 16, 2020 USD ($)	Nov. 23, 2020 USD ($) Integer	Aug. 28, 2020 USD ($) Integer	Jul. 31, 2020 USD ($)	Apr. 09, 2020 USD ($)	Jul. 31, 2019 USD ($)	Jul. 31, 2018 USD ($)	Feb. 01, 2017 USD ($)	Jul. 02, 2014 USD ($)	Feb. 02, 2002 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2020 USD ($)	Jun. 30, 2020 USD ($)	May 11, 2017 USD ($)
Related Party Transaction [Line Items]
Finance lease obligations												$ 901,000	$ 1,098,000
Financial leases, expiration, description												Finance leases expire in various years through 2023
Accounts payable to related party												$ 2,813,000	6,197,000
Mortgage loan prior mortgage amount											$ 42,940,000
Mortgage loan face amount											97,000,000
Outstanding principle balance on loan												91,536,000	92,292,000
Proceed from sale of real estate net										$ 785,000
Gain from sale of real estate										901,000
Outstanding mortgage on property										$ 334,000
Santa Monica California [Member]
Related Party Transaction [Line Items]
Proceeds from sale of real estate gross			$ 15,650,000
Proceed from sale of real estate net			$ 12,163,000
Number of units sold | Integer			27
Gain from sale of real estate			$ 12,043,000
CIBC Bank USA [Member]
Related Party Transaction [Line Items]
Debt instrument maturity description				Extended the maturity date of its RLOC to July 21, 2021.		Extended the maturity date from July 24, 2019 to July 23, 2020.
Line of credit amount												$ 8,000,000
Drawn from line of credit, value				$ 2,969,000
Line of credit facility, Increase, net						$ 3,000,000
Inter Groups [Member] | Santa Monica California [Member]
Related Party Transaction [Line Items]
Repayment of revolving line of credit			$ 2,985,000
Inter Groups [Member] | West Los Angeles California [Member]
Related Party Transaction [Line Items]
Proceed from sale of real estate net		$ 1,530,000
Number of units sold | Integer		2
Reduction value of obligation		$ 1,196,000
Minimum [Member]
Related Party Transaction [Line Items]
Financial leases, rate per annum												4.62%
Maximum [Member]
Related Party Transaction [Line Items]
Financial leases, rate per annum												6.25%
Hotel Management Agreement [Member]
Related Party Transaction [Line Items]
Business acquisition, effective date of acquisition								Feb. 03, 2017
Business acquisition, term description								The term of the management agreement is for an initial period of 10 years commencing on the takeover date and automatically renews for an additional year not to exceed five years in aggregate subject to certain conditions.
Advanced incentive fee for capital improvements, value								$ 2,000,000
Business acquisition, amortization term description								The key money contribution shall be amortized in equal monthly amounts over an eight (8) year period commencing on the second anniversary of the takeover date.
Key money												$ 0	1,009,000
Unsecured Loan [Member]
Related Party Transaction [Line Items]
Debt instrument maturity description									The loan was extended to July 1, 2021.
Interest Free Development Incentive Note [Member] | Hilton Hotel [Member]
Related Party Transaction [Line Items]
Notes reduction, value									$ 316,000
Small Business Administration [Member] | CIBC Bank USA [Member]
Related Party Transaction [Line Items]
Debt instrument, percentage					1.00%
Proceeds from Loan					$ 4,719,000
Maturity date					Apr. 09, 2022
Mezzanine Loan [Member]
Related Party Transaction [Line Items]
Mortgage loan face amount											$ 20,000,000			$ 20,000,000
Loans interest rate											9.75%
Loans maturity date											Jan. 01, 2024
Mortgage Loan [Member]
Related Party Transaction [Line Items]
Mortgage loan face amount														97,000,000
Loans interest rate											5.275%
Mortgage loans payment terms											The mortgage loan is secured by the Partnership's principal asset, the Hotel. The mortgage loan bears an interest rate of 5.275% per annum with interest only payments due through January 2017. Beginning in February 2017, the loan began to amortize over a thirty-year period through its maturity date of January 2024. Outstanding principal balance on the loan was $91,536,000 and $92,292,000 as of December 31, 2020 and June 30, 2020, respectively. As additional security for the mortgage loan, there is a limited guaranty executed by Portsmouth in favor of the mortgage lender. The mezzanine loan is secured by the Operating membership interest held by Mezzanine and is subordinated to the Mortgage Loan. The mezzanine interest only loan had an interest rate of 9.75% per annum and a maturity date of January 1, 2024.
Loans maturity date											Jan. 01, 2024
Parent Company [Member]
Related Party Transaction [Line Items]
Unsecured loan, debt									$ 4,250,000
Parent Company [Member] | CIBC Bank USA [Member]
Related Party Transaction [Line Items]
Line of credit amount							$ 5,000,000
Parent Company [Member] | Unsecured Loan [Member]
Related Party Transaction [Line Items]
Debt instrument, percentage									12.00%
Debt Instrument, term									2 years
Loan processing fee, percentage									3.00%
Parent Company [Member] | Mortgage Note Payable [Member]
Related Party Transaction [Line Items]
Drawn from line of credit, value													$ 2,969,000
Justice Investors Limited Partnership and Intergroup [Member] | Loan Modification Agreement [Member]
Related Party Transaction [Line Items]
Increased in borrowing amount	$ 10,000,000
Current loan balance	$ 3,000,000
Loan advance amount												$ 700,000
Cred Reit Holdco LLC [Member] | New Mezzanine Loan Agreement [Member]
Related Party Transaction [Line Items]
Loan amount						$ 20,000,000
Cred Reit Holdco LLC [Member] | New Mezzanine Loan [Member] | New Mezzanine Loan Agreement [Member]
Related Party Transaction [Line Items]
Loans interest rate						7.25%
Mortgage loans payment terms						The prior Mezzanine Loan which had a 9.75% per annum interest rate was paid off.
Loans maturity date						Jan. 01, 2024
Justice Investors Limited Partnership [Member] | Mezzanine Loan [Member]
Related Party Transaction [Line Items]
Loan amount														20,000,000
Justice Investors Limited Partnership [Member] | Mortgage Loan [Member]
Related Party Transaction [Line Items]
Loan amount														$ 97,000,000
Woodland Village [Member] | Mortgage Note Payable [Member]
Related Party Transaction [Line Items]
Drawn from line of credit, value							$ 2,969,000
Variable interest rate description							The RLOC carries a variable interest rate of 30-day LIBOR plus 3%. Interest is paid on a monthly basis.