Securities (including those issuable pursuant to contingent stock agreements) 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.

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NET LOSS PER SHARE (Details) - shares		3 Months Ended	6 Months Ended
NET LOSS PER SHARE (Details) - shares	Sep. 27, 2021	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Employee stock options
LOSS PER SHARE
Shares excluded in computing diluted (loss)		671	1,695,070	671
Shares issuable upon conversion	3,040,268
Common shares issuable upon conversion of preferred shares
LOSS PER SHARE
Shares excluded in computing diluted (loss)		7		7
Restricted stock units
LOSS PER SHARE
Shares excluded in computing diluted (loss)			682,357