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STOCKHOLDERS' EQUITY - SHARE-BASED COMPENSATION (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Feb. 09, 2021	Sep. 30, 2022	Sep. 30, 2021
Share-based compensation arrangement by share-based payment award [Line Items]
Common stock, authorized shares (in shares)		40,000,000	20,000,000
Number of shares granted (in shares)	665,000
Share-based compensation expense		$ 657	$ 643
Income tax effect related to share-based compensation expense		0	$ 0
Total unrecognized compensation cost		$ 348
Period over which unrecognized compensation cost is expected to be recognized		1 year 4 months 24 days
Dividends declared, cash paid per share		$ 0.015
Share-based Payment Arrangement, Tranche One
Share-based compensation arrangement by share-based payment award [Line Items]
Number of shares granted (in shares)	605,000
Shares exercise price	$ 3.33
Shares vesting period	3 years
Shares expiration period	10 years
Share-based Payment Arrangement, Tranche Two
Share-based compensation arrangement by share-based payment award [Line Items]
Number of shares granted (in shares)	60,000
Shares exercise price	$ 3.66
Shares vesting period	3 years
Shares expiration period	5 years
Share-based Payment Arrangement, Independent Director
Share-based compensation arrangement by share-based payment award [Line Items]
Number of shares granted (in shares)	310,000
Share-based Payment Arrangement, Employee
Share-based compensation arrangement by share-based payment award [Line Items]
Number of shares granted (in shares)	355,000
2018 Equity Incentive Plan
Share-based compensation arrangement by share-based payment award [Line Items]
Shares authorized and reserved for issuance (in shares)		1,600,000	800,000
Number of shares available for grant (in shares)		935,000