License Agreements - Summary of License Fees Earned (Detail) (USD $)
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3 Months Ended | 6 Months Ended | ||
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May 31, 2013
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May 31, 2012
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May 31, 2013
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May 31, 2012
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License Agreements [Line Items] | ||||
License Fee | $ 10,000 | $ 15,000 | ||
Process and Storage Royalties | 328,230 | 309,133 | 651,764 | 645,875 |
Total | 328,230 | 319,133 | 651,764 | 660,875 |
India [Member]
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License Agreements [Line Items] | ||||
Process and Storage Royalties | 169,412 | 169,412 | 338,824 | 338,824 |
Total | 169,412 | 169,412 | 338,824 | 338,824 |
Mexico [Member]
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License Agreements [Line Items] | ||||
Process and Storage Royalties | 158,818 | 139,721 | 312,940 | 307,051 |
Total | 158,818 | 139,721 | 312,940 | 307,051 |
Nicaragua [Member]
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License Agreements [Line Items] | ||||
License Fee | 10,000 | 15,000 | ||
Total | $ 10,000 | $ 15,000 |