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Investment in Saneron CCEL Therapeutics, Inc. ("Saneron") - Additional Information (Detail) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 31, 2015 USD ($) | Aug. 31, 2014 USD ($) $ / shares shares | Aug. 31, 2015 USD ($) Installment | Aug. 31, 2014 USD ($) $ / shares | Nov. 30, 2014 USD ($) Installment
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Goodwill | $ 1,741,822 |  | $ 1,741,822 |  | $ 0
Equity method investment | 684,000 |  | 684,000 |  | $ 684,000
Equity in losses | $ (1,164) | $ (52,667) | $ (17,660) | $ (242,318) |
Accumulated Deficit [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Reclassification from treasury stock to accumulated deficit. |  | (400,000) |  |  |
Treasury Stock [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Reclassification from treasury stock to accumulated deficit. |  | 400,000 |  |  |
Saneron [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership interest | 33.00% |  | 33.00% |  | 33.00%
Goodwill | $ 684,000 |  | $ 684,000 |  | $ 684,000
Equity method investment | 684,000 |  | 684,000 |  | 684,000
Equity method investment, impairment loss |  |  | 0 |  | $ 0
Loan Saneron in quarterly payments an aggregate amount | 300,000 |  | 300,000 |  |
Initial loan amount | 150,000 |  | $ 150,000 |  |
Additional quarterly payments | Installment |  |  | 0 |  | 5
Date of maturity |  |  | 5 years |  |
First initial quarterly payment |  |  | $ 37,500 |  |
Equity in losses | 1,000 | $ 53,000 | $ 18,000 | $ 242,000 |
Common shares repurchased | shares |  | 93,800 |  |  |
Common shares per share value | $ / shares |  | $ 2.60 |  | $ 2.60 |
Common shares sold by Saneron | shares |  | 56,300 |  |  |
Saneron [Member] | Valuation Allowance Investment [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity in losses |  | $ 37,500 |  | $ 150,000 |
Saneron [Member] | Stock Awards [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity in losses |  | $ 8,500 |  | $ 86,000 |
Saneron [Member] | Initial Loan [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Additional quarterly payments | Installment |  |  | 4 |  |
Quarterly installments per quarter | 37,500 |  | $ 37,500 |  |
Saneron [Member] | Additional Loan [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Initial loan amount | 150,000 |  | $ 150,000 |  |
Additional quarterly payments | Installment |  |  | 4 |  |
Quarterly installments per quarter | $ 37,500 |  | $ 37,500 |  |

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