SHARE CAPITAL - Disclosure of anti-dilutive securities excluded from computation of diluted earnings per share (Details) - shares	12 Months Ended
Aug. 31, 2020	Aug. 31, 2019
Earnings per share [line items]
Antidilutive securities excluded from computation of diluted earnings per share	4,382,918	1,847,500
Stock options [Member]
Earnings per share [line items]
Antidilutive securities excluded from computation of diluted earnings per share	4,382,918	1,847,500

Securities that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

No definition available.

Name:	ogi_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShare
Namespace Prefix:	ogi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration