Summary of Cash Proceeds of Offering (Detail) |
9 Months Ended |
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Feb. 28, 2018
USD ($)
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| Stockholders Equity Note [Line Items] | |
| Gross proceeds from sale of common stock | $ 10,000,000 |
| Placement agent fees and expenses | 1,010,000 |
| Total net proceeds | $ 8,990,000 |
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- Definition Proceeds From Issuance Of Common Stock Gross No definition available.
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- Definition Stockholders Equity Note [Line Items] No definition available.
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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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