Unearned Revenue (Tables)
|3 Months Ended|
Nov. 30, 2018
|Unearned Revenue [Abstract]|
|Schedule of unearned revenue||
Tabular disclosure of the type of arrangements and the corresponding amounts that comprise the current and noncurrent balance of deferred revenue as of the balance sheet date.
Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef