SUBSEQUENT EVENTS (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended
	Jan. 31, 2024	Dec. 31, 2023	Nov. 07, 2023	Sep. 30, 2023
SUBSEQUENT EVENTS
Number of shares issued		61,200
Common stock, par value		$ 0.001	$ 0.001	$ 0.001
Subsequent events
SUBSEQUENT EVENTS
Number of shares issued	3,228,056
Common stock, par value	$ 0.001
Gross proceeds	$ 3.4
Offering price (in dollars per share)	$ 0.609
Offering price of warrant	$ 0.609
Threshold period to file registration statement on Form S-3 from the date of the Purchase Agreements	45 days
Threshold period to use commercially reasonable efforts to cause registration statement to become effective from closing date of the Purchase Agreements	90 days
Number of warrants held by other investors who are not participating in the Offering	58,074
Subsequent events | Minimum
SUBSEQUENT EVENTS
Exercise price of warrants (in dollars per share)	$ 1.29
Subsequent events | Maximum
SUBSEQUENT EVENTS
Exercise price of warrants (in dollars per share)	4.00
Subsequent events | Pre-Funded Warrants
SUBSEQUENT EVENTS
Exercise price of warrants (in dollars per share)	0.0001
Offering price (in dollars per share)	$ 0.6089
Subsequent events | Pre-Funded Warrants | Maximum
SUBSEQUENT EVENTS
Warrants issued to placement agent	2,416,005
Subsequent events | Private Common Warrants
SUBSEQUENT EVENTS
Offering price (in dollars per share)	$ 0.609
Warrants expiration period	5 years
Subsequent events | Private Common Warrants | Minimum
SUBSEQUENT EVENTS
Warrants issued to placement agent	11,288,122