Leases (Details Narrative) - USD ($)	9 Months Ended		10 Months Ended
	Feb. 29, 2020	Feb. 28, 2019	Dec. 21, 2018	May 31, 2019
Lessee, Lease, Description [Line Items]
Production equipment gross carrying amount	$ 8,473,357			$ 7,861,233
Amortization	$ 653,942	$ 775,530
Equipment One [Member]
Lessee, Lease, Description [Line Items]
Operating lease term	52 months
Operating lease discount rate	5.40%
Equipment Two [Member]
Lessee, Lease, Description [Line Items]
Operating lease term	48 months
Operating lease discount rate	5.40%
Office Space [Member]
Lessee, Lease, Description [Line Items]
Operating lease term	90 months
Operating lease discount rate	5.00%
Production Equipment [Member]
Lessee, Lease, Description [Line Items]
Production equipment gross carrying amount	$ 8,473,357
Sale and Leaseback Agreement [Member] | Yorktown Production Equipment [Member]
Lessee, Lease, Description [Line Items]
Payments of monthly rental amount	7,695
Value of production equipment purchased	$ 968,168
Lease maturity date	Dec. 27, 2022
Bargain purchase option amount	$ 10,000
Sale and Leaseback Agreement [Member] | Yorktown Production Equipment [Member] | Initial Thirty Nine Months [Member]
Lessee, Lease, Description [Line Items]
Payments of monthly rental amount	$ 27,915
Three Year Lease Agreements with Five Year Terms [Member]
Lessee, Lease, Description [Line Items]
Leased equipment			$ 7,400,000
Finance lease term			5 years
Lease interest rate			7.40%
Lease payment per invoice rate			$ 3.32
Payments of monthly rental amount			$ 178,500