| Accounts Payable and Accrued Liabilities (Details Textual) | May 31, 2013 | 
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| Payables and Accruals [Abstract] | |
| Maximum percentage of total current liabilities at which all other liabilities did not exceed | 5.00% | 
| X | ||||||||||
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- Definition Maximum percentage of current liabilities at which all other liabilities individually did not exceed. No definition available. 
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| X | ||||||||||
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- Details 
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