Debt (Details Textual) - USD ($)		6 Months Ended
	May 15, 2017	Feb. 28, 2018	Aug. 31, 2017
Line of Credit Facility [Line Items]
Long-term Line of Credit		$ 8,485,000	$ 6,967,000
Line of Credit Facility, Remaining Borrowing Capacity		1,515,000	$ 3,033,000
Line of Credit Facility, Maximum Borrowing Capacity		$ 10,000,000
Line of Credit Facility, Interest Rate Description		this agreement bear interest at the bank’s reference rate (4.5% at February 28, 2018 and 4.25% at August 31, 2017).
Long-term Debt	$ 5,297,000
Proceeds from Issuance of Long-term Debt	5,400,000
Debt Instrument, Periodic Payment	27,142
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid	$ 5,001,607
Debt Instrument, Maturity Date	May 16, 2020
Debt Instrument, Description of Variable Rate Basis	The loan is secured by a deed of trust to the Lakeview Property and bears interest at the bank’s reference rate (1.79% at February 28, 2018 and August 31, 2017) plus 1.70%
Notes Payable, Noncurrent		$ 100,000
Community Bank [Member]
Line of Credit Facility [Line Items]
Long-term Line of Credit		$ 100,000