SCHEDULE OF PORTFOLIO INVESTMENTS (Details) - USD ($)		Dec. 31, 2015	Dec. 31, 2014
Schedule Of Investments [Line Items]
Investments, Value		$ 42,433,710
Liabilities in excess of other assets		(147,188)
Net Assets		42,286,522
RMR Asia Pacific Fund Fractional Shares
Schedule Of Investments [Line Items]
Investments, Value	[1]	$ 0
Investments, Shares	[1]	2
Short-term Investments | SSgA Money Market Fund Annualized Yield
Schedule Of Investments [Line Items]
Investments, Value		$ 3,526,337
Investments, Shares		3,526,337
Real Estate Investment Trusts | Common Stocks
Schedule Of Investments [Line Items]
Investments, Value		$ 3,106,050
Real Estate Investment Trusts | Common Stocks | Diversified Real Estate Investment Trusts | Public Storage
Schedule Of Investments [Line Items]
Investments, Value		$ 668,790
Investments, Shares		2,700
Real Estate Investment Trusts | Common Stocks | Industrial Real Estate Investment Trusts
Schedule Of Investments [Line Items]
Investments, Value		$ 2,437,260
Real Estate Investment Trusts | Common Stocks | Industrial Real Estate Investment Trusts | CubeSmart
Schedule Of Investments [Line Items]
Investments, Value		$ 734,880
Investments, Shares		24,000
Real Estate Investment Trusts | Common Stocks | Industrial Real Estate Investment Trusts | Extra Space Storage, Inc.
Schedule Of Investments [Line Items]
Investments, Value		$ 1,058,520
Investments, Shares		12,000
Real Estate Investment Trusts | Common Stocks | Industrial Real Estate Investment Trusts | Sovran Self Storage, Inc.
Schedule Of Investments [Line Items]
Investments, Value		$ 643,860
Investments, Shares		6,000
Real Estate Investment Trusts | Preferred Stocks
Schedule Of Investments [Line Items]
Investments, Value		$ 1,176,750
Real Estate Investment Trusts | Preferred Stocks | Industrial Real Estate Investment Trusts | CubeSmart | 7.75% Series A Preferred Stock
Schedule Of Investments [Line Items]
Investments, Value		$ 392,250
Investments, Shares		15,000
Real Estate Investment Trusts | Preferred Stocks | Retail Real Estate Investment Trusts
Schedule Of Investments [Line Items]
Investments, Value		$ 784,500
Real Estate Investment Trusts | Preferred Stocks | Retail Real Estate Investment Trusts | Pennsylvania Real Estate Investment Trust | 8.25% Series A Preferred Stock
Schedule Of Investments [Line Items]
Investments, Value		$ 387,150
Investments, Shares		15,000
Real Estate Investment Trusts | Preferred Stocks | Retail Real Estate Investment Trusts | Realty Income Corp | 6.625% Series F Preferred Stock
Schedule Of Investments [Line Items]
Investments, Value		$ 397,350
Investments, Shares		15,000
Wholly Owned Subsidiaries
Schedule Of Investments [Line Items]
Investments, Value		$ 34,624,573
Wholly Owned Subsidiaries | SSG Bolingbrook LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 6,100,000
Wholly Owned Subsidiaries | SSG Dolton LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 5,900,000
Wholly Owned Subsidiaries | SSG Merrillville LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 5,700,000
Wholly Owned Subsidiaries | SSG Rochester LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 5,950,000
Wholly Owned Subsidiaries | SSG Sadsbury LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 5,700,000
Wholly Owned Subsidiaries | SSG Summerville I LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 3,400,000
Wholly Owned Subsidiaries | SSG Summerville II LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 1,850,000
Wholly Owned Subsidiaries | SSG Operations LLC
Schedule Of Investments [Line Items]
Member Equity Interest		100.00%	100.00%
Investments, Value		$ 24,573
Wholly Owned Subsidiaries | Self Storage Properties
Schedule Of Investments [Line Items]
Investments, Value		$ 34,600,000
Wholly Owned Subsidiaries | Self Storage Properties | SSG Bolingbrook LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 6,100,000
Wholly Owned Subsidiaries | Self Storage Properties | SSG Dolton LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 5,900,000
Wholly Owned Subsidiaries | Self Storage Properties | SSG Merrillville LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 5,700,000
Wholly Owned Subsidiaries | Self Storage Properties | SSG Rochester LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 5,950,000
Wholly Owned Subsidiaries | Self Storage Properties | SSG Sadsbury LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 5,700,000
Wholly Owned Subsidiaries | Self Storage Properties | SSG Summerville I LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 3,400,000
Wholly Owned Subsidiaries | Self Storage Properties | SSG Summerville II LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 1,850,000
Wholly Owned Subsidiaries | Other | SSG Operations LLC
Schedule Of Investments [Line Items]
Member Equity Interest	[1],[2]	100.00%
Investments, Value	[1],[2]	$ 24,573

[1] Illiquid and/or restricted security that has been fair valued.

[2] Controlled affiliate.