Contingencies and Commitments (Details Narrative)	12 Months Ended
	Sep. 30, 2016 USD ($) ft² Properties Building
Contingencies and Commitments [Line Items]
Weighted average lease maturity term	7.4 years
Industrial Building [Member]
Contingencies and Commitments [Line Items]
Number of real estate properties committed to purchase | Properties	5
Number of real estate properties committed to mortgage | Properties	8
Mortgage Loans committed on real estate, carrying amount of mortgage for Hamburg NY property | $	$ 101,204,000
Mortgages, minimum interest rate	3.60%
Mortgages, maximum interest rate	4.20%
Mortgage loans weighted average interest rate	3.83%
Mortgage loan amortization period	15 years
Property Purchase Agreement [Member] | Industrial Building [Member]
Contingencies and Commitments [Line Items]
Area of buildings (in square foot) | ft²	2,099,000
Weighted average lease maturity term	13.3 Years
Aggregate purchase price of industrial properties | $	$ 212,373,000
Number of real estate properties committed to purchase | Building	8
Property Purchase Agreement [Member] | Industrial Building [Member] | FDX and Subsidiaries [Member]
Contingencies and Commitments [Line Items]
Area leased to FDX | ft²	1,267,000
Percentage of building area leased	60.00%
Property Purchase Agreement [Member] | Industrial Building [Member] | Minimum [Member]
Contingencies and Commitments [Line Items]
Weighted average lease maturity term	10 Years
Property Purchase Agreement [Member] | Industrial Building [Member] | Maximum [Member]
Contingencies and Commitments [Line Items]
Weighted average lease maturity term	15 Years