Organization and Description of Business (Details)  | 
 Aug. 31, 2017  
subsidiary 
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| Organization, Consolidation and Presentation of Financial Statements [Abstract] | |
| Number of wholly-owned subsidiaries | 2 | 
| X | ||||||||||
- Definition Number of Wholly-Owned Subsidiaries No definition available. 
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| X | ||||||||||
- References No definition available. 
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