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Unaudited Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Nov. 30, 2020
Aug. 31, 2020
Statement Of Financial Position [Abstract]    
Allowance for doubtful accounts $ 192 $ 187
Common stock, par value (in dollars per share) $ 0.0000056 $ 0.0000056
Common stock, shares authorized 7,500,000 7,500,000
Common stock, shares issued 4,011,000 4,011,000
Common stock, shares outstanding 4,011,000 4,011,000