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Inventories (Tables)
 12 Months Ended
Aug. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of Inventories
As of
 
2017
 
2016
Finished goods
 
$
856

 
$
899

Work in process
 
1,968

 
1,761

Raw materials and supplies
 
299

 
229

 
 
$
3,123

 
$
2,889