Debt - Schedule of Debt (Details) (Parenthetical) - USD ($)	3 Months Ended	12 Months Ended
	Aug. 31, 2017	May 31, 2017
Debt instrument interest rate	5.00%	5.00%
Debt instrument maturity date	Aug. 07, 2019	Aug. 07, 2019
Term Note A Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Maturing January 7, 2019 [Member]
Debt instrument interest rate	0.50%	0.50%
Debt instrument maturity date	Jan. 07, 2019	Jan. 07, 2019
Term Note A Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Maturing January 7, 2019 [Member] | Maximum [Member]
Debt instrument interest rate	4.00%	4.00%
Term Note B Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Maturing January 7, 2019 [Member]
Debt instrument interest rate	0.50%	0.50%
Debt instrument maturity date	Jan. 07, 2019	Jan. 07, 2019
Term Note B Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Maturing January 7, 2019 [Member] | Maximum [Member]
Debt instrument interest rate	4.00%	4.00%
Term Note C Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Maturing August 4, 2020 [Member]
Debt instrument interest rate	0.50%	0.50%
Debt instrument maturity date	Aug. 04, 2020	Aug. 04, 2020
Term Note C Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Maturing August 4, 2020 [Member] | Maximum [Member]
Debt instrument interest rate	4.00%	4.00%
Revolving Note Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Due January 31, 2019 [Member]
Debt instrument interest rate	0.50%	0.50%
Debt instrument maturity date	Jan. 31, 2019	Jan. 31, 2019
Revolving Note Payable to International Bank of Commerce, Prime Rate of Interest Plus 0.5% but Not Less Than 4.0%, Due January 31, 2019 [Member] | Maximum [Member]
Debt instrument interest rate	4.00%	4.00%
Term Note Payable by Gre to International Bank of Commerce, Interest Rate of 4.5%, Monthly Principal and Interest Payments of $26,215, Due January 31, 2019 [Member]
Debt instrument interest rate	4.50%	4.50%
Debt instrument maturity date	Jan. 31, 2019	Jan. 31, 2019
Debt instrument principal and interest amount	$ 26,215	$ 26,215
Note Payable to First Bank, Prime Rate of Interest Plus 1.45% but Not Less Than 4.95%, Monthly Principal and Interest Payment of $30,628, Due August 21, 2021, Secured by Production Equipment [Member]
Debt instrument interest rate	1.45%	1.45%
Debt instrument maturity date	Aug. 21, 2021	Aug. 21, 2021
Debt instrument principal and interest amount	$ 30,628	$ 30,628
Note Payable to First Bank, Prime Rate of Interest Plus 1.45% but Not Less Than 4.95%, Monthly Principal and Interest Payment of $30,628, Due August 21, 2021, Secured by Production Equipment [Member] | Maximum [Member]
Debt instrument interest rate	4.95%	4.95%
Note Payable to Robert Rosene, 7.5% Interest, Due January 15, 2019 [Member]
Debt instrument interest rate	7.50%	7.50%
Debt instrument maturity date	Jan. 15, 2019	Jan. 15, 2019
Note Payable to Yorktown Management & Financial Services, LLC, 5.0% Interest, Due February 28, 2019, Monthly Principal and Interest Payments of $20,629 [Member]
Debt instrument interest rate	5.00%	5.00%
Debt instrument maturity date	Feb. 28, 2019	Feb. 28, 2019
Debt instrument principal and interest amount	$ 20,629	$ 20,629