Summary of significant accounting policies - Effect of the revision on the consolidated financial statements (Details) - USD ($) |
3 Months Ended | |
|---|---|---|
Nov. 30, 2020 |
Nov. 30, 2019 |
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| Reclassification [Line Items] | ||
| Depreciation and amortization | $ 62,000 | $ 79,000 |
| Operating Loss | (5,619,000) | |
| Net Loss | $ (6,936,000) | $ (2,394,000) |
| Net Loss per common share - continuing operations, Basic and diluted | $ (0.22) | $ (2.68) |
| Weighted average number of common stock shares Basic and diluted | 30,808,150 | 893,094 |
| As Previously Reported | ||
| Reclassification [Line Items] | ||
| Depreciation and amortization | $ 241,000 | |
| Operating Loss | (4,330,000) | |
| Net Loss | $ (2,556,000) | |
| Net Loss per common share - continuing operations, Basic and diluted | $ (2.86) | |
| Weighted average number of common stock shares Basic and diluted | 893,094 | |
| Adjustments | ||
| Reclassification [Line Items] | ||
| Depreciation and amortization | $ (162,000) | |
| Operating Loss | 162,000 | |
| Net Loss | $ 162,000 | |
| Net Loss per common share - continuing operations, Basic and diluted | $ 0.18 | |
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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS). No definition available.
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