Mortgage Notes Payable - Schedule of Mortgage Note Payable (Details)	12 Months Ended
	Jun. 30, 2020 USD ($) Numbers	Jun. 30, 2019 USD ($) Numbers
Debt Disclosure [Line Items]
Total mortgage notes payable - Hotel	$ 111,446,000	$ 113,087,000
Total mortgage notes payable - real estate	65,612,000	58,571,000
Mortgage Notes Payable Hotel [Member]
Debt Disclosure [Line Items]
Mortgage notes payable - Hotel	112,292,000	113,746,000
Total mortgage notes payable - Hotel	111,396,000	113,087,000
Debt issuance costs	(896,000)	(659,000)
Mortgage Notes Payable Real Estate [Member]
Debt Disclosure [Line Items]
Mortgage notes payable - real estate	66,059,000	58,844,000
Debt issuance costs	(447,000)	(273,000)
Total mortgage notes payable - real estate	$ 65,612,000	$ 58,571,000
5.28% SF Hotel [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	544
Interest Rate	5.28%
Mortgage notes payable - Hotel	$ 92,292,000
5.28% SF Hotel [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		544
Origination Date	December 2013	December 2013
Maturity Date	January 2024	January 2024
Interest Rate		5.28%
Mortgage notes payable - Hotel		$ 93,746,000
7.25% SF Hotel [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	544
Interest Rate	7.25%
Mortgage notes payable - Hotel	$ 20,000,000
7.25% SF Hotel [Member]
Debt Disclosure [Line Items]
Origination Date	July 2019
Maturity Date	January 2024
3.87% Florence [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	157	157
Origination Date	March 2015	March 2015
Maturity Date	April 2025	April 2025
Interest Rate	3.87%	3.87%
Mortgage notes payable - real estate	$ 3,150,000	$ 3,222,000
3.73% Las Colinas [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	358	358
Origination Date	November 2012	November 2012
Maturity Date	December 2022	December 2022
Interest Rate	3.73%	3.73%
Mortgage notes payable - real estate	$ 16,529,000	$ 16,974,000
3.17% Morris County [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	151
Origination Date	April 2020
Maturity Date	May 2030
Interest Rate	3.17%
Mortgage notes payable - real estate	$ 18,341,000
4.05% St Louis [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	264	264
Origination Date	May 2013	May 2013
Maturity Date	May 2023	May 2023
Interest Rate	4.05%	4.05%
Mortgage notes payable - real estate	$ 5,236,000	$ 5,365,000
3.75% Los Angeles One[Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	4	4
Origination Date	September 2012	September 2012
Maturity Date	September 2042	September 2042
Interest Rate	3.75%	3.75%
Mortgage notes payable - real estate	$ 333,000	$ 343,000
3.75% Los Angeles Two [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	2	2
Origination Date	September 2012	September 2012
Maturity Date	September 2042	September 2042
Interest Rate	3.75%	3.75%
Mortgage notes payable - real estate	$ 337,000	$ 347,000
3.75% Los Angeles Three [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	1	1
Origination Date	August 2012	August 2012
Maturity Date	September 2042	September 2042
Interest Rate	3.75%	3.75%
Mortgage notes payable - real estate	$ 363,000	$ 373,000
4.85% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	31	31
Origination Date	November 2010	November 2010
Maturity Date	December 2020	December 2020
Interest Rate	4.85%	4.85%
Mortgage notes payable - real estate	$ 4,800,000	$ 4,927,000
5.97% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	30	30
Origination Date	August 2007	August 2007
Maturity Date	September 2022	September 2022
Interest Rate	5.97%	5.97%
Mortgage notes payable - real estate	$ 5,614,000	$ 5,765,000
5.89% Los Angeles Two [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	14	9
Origination Date	April 2011	April 2011
Maturity Date	March 2021	March 2021
Interest Rate	5.89%	5.89%
Mortgage notes payable - real estate	$ 1,597,000	$ 1,112,000
3.59% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	12
Interest Rate	3.59%
Mortgage notes payable - real estate	$ 2,125,000
3.59% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		12
Origination Date	June 2016	June 2016
Maturity Date	June 2026	June 2026
Interest Rate		3.59%
Mortgage notes payable - real estate		$ 2,172,000
3.09% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	9
Origination Date	June 2020
Maturity Date	July 2030
Interest Rate	3.09%
Mortgage notes payable - real estate	$ 2,600,000
5.89% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	9	14
Origination Date	April 2011	April 2011
Maturity Date	March 2021	March 2021
Interest Rate	5.89%	5.89%
Mortgage notes payable - real estate	$ 1,088,000	$ 1,632,000
3.75% Los Angeles Four [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	8	8
Origination Date	July 2013	July 2013
Maturity Date	July 2043	July 2043
Interest Rate	3.75%	3.75%
Mortgage notes payable - real estate	$ 428,000	$ 440,000
3.75% Los Angeles Five [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	7	7
Origination Date	August 2012	August 2012
Maturity Date	September 2042	September 2042
Interest Rate	3.75%	3.75%
Mortgage notes payable - real estate	$ 823,000	$ 846,000
3.75% Los Angeles Six [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	4
Interest Rate	3.75%
Mortgage notes payable - real estate	$ 563,000
3.75% Los Angeles Six [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		4
Origination Date	August 2012	August 2012
Maturity Date	September 2042	September 2042
Interest Rate		3.75%
Mortgage notes payable - real estate		$ 579,000
3.75% Los Angeles Seven [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	1
Interest Rate	3.75%
Mortgage notes payable - real estate	$ 388,000
3.75% Los Angeles Seven [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		1
Origination Date	September 2012	September 2012
Maturity Date	September 2042	September 2042
Interest Rate		3.75%
Mortgage notes payable - real estate		$ 399,000
4.75% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers	1
Interest Rate	4.75%
Mortgage notes payable - real estate	$ 974,000
4.75% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		1
Origination Date	September 2012	September 2018
Maturity Date	October 2042	October 2048
Interest Rate		4.75%
Mortgage notes payable - real estate		$ 990,000
2.67% Los Angeles [Member]
Debt Disclosure [Line Items]
Origination Date	April 2016
Maturity Date	January 2021
Interest Rate	2.67%
Mortgage notes payable - real estate	$ 770,000
9.75% SF Hotel [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		544
Origination Date		December 2013
Maturity Date		January 2024
Interest Rate		9.75%
Mortgage notes payable - Hotel		$ 20,000,000
3.51% Morris County [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		151
Origination Date		July 2012
Maturity Date		August 2022
Interest Rate		3.51%
Mortgage notes payable - real estate		$ 8,737,000
4.51% Morris County [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		151
Origination Date		June 2014
Maturity Date		August 2022
Interest Rate		4.51%
Mortgage notes payable - real estate		$ 2,512,000
5.60% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		9
Origination Date		April 2011
Maturity Date		May 2021
Interest Rate		5.60%
Mortgage notes payable - real estate		$ 1,303,000
4.91% Los Angeles [Member]
Debt Disclosure [Line Items]
Number of Units | Numbers		1
Interest Rate		4.91%
Mortgage notes payable - real estate		$ 806,000
Four Point Nine One Los Angeles [Member]
Debt Disclosure [Line Items]
Origination Date		April 2016
Maturity Date		January 2021