Note 13 - Lease Liabilities (Tables)

9 Months Ended

Apr. 30, 2021

Notes Tables

Lease, Cost [Table Text Block]

	Three Months Ended April 30,				Nine Months Ended April 30,
	2021		2020		2021		2020
Operating leases	$	56,195	$	63,073	$	163,028	$	182,012
Short-term leases		365,027		23,289		407,982		420,318
Total Lease Expenses	$	421,222	$	86,362	$	571,010	$	602,330

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

Fiscal 2021	$	68,956
Fiscal 2022		249,829
Fiscal 2023		20,000
Fiscal 2024		20,000
Fiscal 2025		20,000
Thereafter		300,000
Total lease payments		678,785
Less: imputed interest		(146,670	)
Present value of lease liabilities	$	532,115
Current portion of lease liabilities	$	78,050
Non-current portion of lease liabilities	$	454,065