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Note 14 - Supplemental Cash Flows Information (Tables) | 3 Months Ended
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Nov. 30, 2020
Notes Tables |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
|  | Three Months Ended |
|  | November 30, 2020 |  |  | November 30, 201 9 |
Cash paid for interest |  | $ | 2,368 |  |  | $ | 5,444 |
|  | Three Months Ended |
|  | November 30, 2020 |  |  | November 30, 201 9 |
Dividends declared, not paid |  | $ | — |  |  |  | — |

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