Note 12 - Lease Liabilities (Tables)

6 Months Ended

Jan. 31, 2021

Notes Tables

Lease, Cost [Table Text Block]

	Three Months Ended January 31,				Six Months Ended January 31,
	2021		2020		2021		2020
Operating leases	$	52,372	$	59,309	$	106,833	$	118,939
Short-term leases		20,313		23,516		42,955		397,029
Total Lease Expenses	$	72,685	$	82,825	$	149,788	$	515,968

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Fiscal 2021	$	115,686
Fiscal 2022		248,673
Fiscal 2023		20,000
Fiscal 2024		20,000
Fiscal 2025		20,000
Thereafter		300,000
Total lease payments		724,359
Less: imputed interest		(153,060	)
Present value of lease liabilities	$	571,299
Current portion of lease liabilities	$	122,584
Non-current portion of lease liabilities	$	448,715