Debt (Details)		1 Months Ended	9 Months Ended
	May 15, 2017 USD ($)	Sep. 30, 2019 USD ($) ft²	May 31, 2020 USD ($)	Aug. 31, 2019 USD ($)
Line of Credit Facility, Current Borrowing Capacity			$ 15,000,000
Line of Credit Facility, Remaining Borrowing Capacity			$ 10,000,000
Line of Credit Facility, Expiration Date			Jul. 05, 2021
Line of Credit Facility, Interest Rate Description			The amounts outstanding under this line of credit as of May 31, 2020 and August 31, 2019 are currently all under the default variable interest index rate of 3.5% and 4.75%, respectively.
Long-term Line of Credit			$ 7,033,000	$ 5,772,000
Operating Lease Office Space | ft²		80,000
Debt Instrument, Maturity Date		May 15, 2027
Construction Loan			5,027,000	342,000
Proceeds from Sale of Property, Plant, and Equipment		$ 7,075,000	7,075,000
Financial Guarantee [Member]
Long-term Debt			0	$ 5,484,000
Proceeds from Issuance of Long-term Debt	$ 5,400,000
Construction Loan Payable [Member]
Line of Credit Facility, Maximum Borrowing Capacity		5,000,000
Long-term Line of Credit		$ 5,000,000
Minimum [Member]
Line of Credit Facility, Maximum Borrowing Capacity			$ 10,000,000
Debt Instrument, Basis Spread on Variable Rate			3.50%
Minimum [Member] | Construction Loan Payable [Member]
Debt Instrument, Basis Spread on Variable Rate		3.50%
Maximum [Member]
Line of Credit Facility, Maximum Borrowing Capacity			$ 15,000,000
Prime Rate [Member]
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate			3.50%	5.25%