Revenue Recognition Contract with Customer, Assets and Liabilities (Tables)
|3 Months Ended|
Nov. 30, 2018
|Revenue from Contract with Customer [Abstract]|
|Contract with Customer, Asset and Liability [Table Text Block]||
The opening and closing balances of the Company's contract assets and liabilities are as follows:
Tabular disclosure of contract balances and changes in contract balances.
Reference 1: http://www.xbrl.org/2003/role/presentationRef