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Note 14 - Supplemental Cash Flow Information - Supplemental Disclosures of Cash Flow Information (Details) - USD ($)
3 Months Ended 9 Months Ended
May 31, 2020
May 31, 2019
May 31, 2020
May 31, 2019
Cash paid for interest $ 10,724 $ 5,165 $ 20,101 $ 11,357
Cash paid for income taxes $ 53,975