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License Agreements - Summary of License Fees Earned (Detail) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Aug. 31, 2018 | Aug. 31, 2017 | Aug. 31, 2018 | Aug. 31, 2017
License Agreements [Line Items] |  |  |  |
Process and Storage Royalties | $ 539,286 | $ 492,208 | $ 742,445 | $ 820,877
License and Royalty Income [Member] |  |  |  |
License Agreements [Line Items] |  |  |  |
Process and Storage Royalties | $ 539,286 | $ 492,208 | $ 742,445 | $ 820,877

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- Definition License Agreements [Line Items] + References No definition available. + Details
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- Definition Process and storage royalties. + References No definition available. + Details
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- Details
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