Going Concern (Details) - USD ($) |
1 Months Ended | 9 Months Ended | |||||
|---|---|---|---|---|---|---|---|
May 17, 2021 |
May 26, 2020 |
Oct. 31, 2020 |
Jul. 07, 2020 |
May 31, 2021 |
May 31, 2020 |
Aug. 31, 2020 |
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| Cash | $ 9,000,000 | ||||||
| Working capital deficit | 1,900,000 | ||||||
| Cash from its continuing operations | (13,626,000) | $ (10,973,000) | |||||
| Retained Earnings (Accumulated Deficit) | (140,109,000) | $ (119,462,000) | |||||
| Proceeds from underwritten public offering, net of offering costs | $ 10,701,000 | $ 10,332,000 | |||||
| Equity offering | $ 12,000,000 | ||||||
| October 2020 Public Offering | |||||||
| Equity offering | 12,000,000 | $ 12,000,000 | |||||
| Equity offering, net of cost | $ 11,900,000 | $ 10,700,000 | |||||
| Underwritten Public Offering [Member] | |||||||
| Proceeds from underwritten public offering, net of offering costs | $ 10,300,000 | ||||||
| Gross proceeds from issuance of shares | $ 12,000,000 | ||||||
| Overallotment | |||||||
| Gross proceeds from issuance of shares | $ 1,350,000 | ||||||
| Convertible notes payable | $ 1,240,000 | ||||||
| X | ||||||||||
- Definition The gross cash inflow associated with the amount received from entity's underwritten offering of stock to the public. No definition available.
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- Definition The cash inflow associated with the amount received from entity's underwritten offering of stock to the public. No definition available.
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- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity net of issuance cost. No definition available.
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- Definition This represents working capital deficit. No definition available.
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- Definition Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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