Derivative Liability - Additional Information (Detail) - USD ($) |
3 Months Ended | |
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Aug. 31, 2019 |
Aug. 31, 2018 |
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Derivative [Line Items] | ||
Change in fair value of derivative liability | $ 625,333 | $ (747,467) |
Percentage Of Outstanding Common Stock To Be Acquired | 50.00% | |
Warrant [Member] | ||
Derivative [Line Items] | ||
Change in fair value of derivative liability | $ 63,000 | $ (747,000) |
Convertible Note [Member] | ||
Derivative [Line Items] | ||
Change in fair value of derivative liability | $ 562,000 |
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- Definition Percentage Of Outstanding Common Stock To Be Acquired No definition available.
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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 Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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