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Receivables (Tables)
12 Months Ended
Aug. 31, 2017
Receivables [Abstract]  
Schedule of Receivables
As of
 
2017
 
2016
Trade receivables
 
$
3,490

 
$
1,765

Income and other taxes
 
100

 
119

Other
 
169

 
184

 
 
$
3,759

 
$
2,068