STOCKHOLDERS' EQUITY, Preferred Stock (Details) $ / shares in Units, $ in Thousands				12 Months Ended
	Mar. 31, 2022 USD ($) Holder $ / shares shares	Oct. 17, 2017	Oct. 16, 2017 $ / shares	Sep. 30, 2022 USD ($) Holder $ / shares shares	Sep. 30, 2021 USD ($) $ / shares shares	Mar. 30, 2022 shares	Aug. 01, 2021 shares	Jul. 31, 2021 shares
Series B Convertible Preferred Stock [Abstract]
Preferred stock, par value (in dollars per share) | $ / shares				$ 0.001	$ 0.001
Series C Cumulative Preferred Stock [Abstract]
Aggregate value of preferred stock | $				$ 4,000
Preferred stock, shares authorized (in shares)				100,000	100,000
Accrued dividends | $				$ 1,745	$ 2,427
Series B Convertible Preferred Stock [Member]
Series B Convertible Preferred Stock [Abstract]
Convertible preferred stock, shares issued upon conversion (in shares)				10
Number of preferred stock holders converted their stock to common stock | Holder				2
Shares converted to common stock (in shares)					31
Shares issued from conversion (in shares)					306
Preferred stock, shares outstanding (in shares)				0	31
Series C Cumulative Preferred Stock [Abstract]
Shares converted to common stock (in shares)					31
Preferred Stock, shares issued (in shares)				0	31
Preferred stock, shares outstanding (in shares)				0	31
Preferred stock, shares authorized (in shares)				5,700	5,700
Series C Cumulative Preferred Stock [Member]
Series B Convertible Preferred Stock [Abstract]
Shares converted to common stock (in shares)	4,905
Preferred stock, shares outstanding (in shares)				11,368	20,960	20,960
Series C Cumulative Preferred Stock [Abstract]
Preferred stock, dividend rate		5.00%	7.00%	5.00%	8.00%
Share price (in dollars per share) | $ / shares			$ 500
Annual increase in dividend rate			2.00%	1.00%
Period of increase in dividend rate				4 years
Preferred stock, liquidation preference, value | $				$ 7,429	$ 12,907
Number of shares repurchased (in shares)	4,687
Repurchase price (in dollars per share) | $ / shares	$ 500
Repurchase of preferred stock | $	$ 3,000
Shares converted to common stock (in shares)	4,905
Number of stock holders exchanged their stock in transaction | Holder	1
Aggregate value of preferred stock | $					$ 0
Preferred Stock, shares issued (in shares)				11,368	20,960	20,960
Preferred stock, shares outstanding (in shares)				11,368	20,960	20,960
Preferred stock, shares authorized (in shares)				30,000	30,000		30,000	20,000
Dividends declared | $				$ 586	$ 766
Accrued dividends | $				$ 1,745	$ 2,427
Series C Cumulative Preferred Stock [Member] | Private Placement [Member]
Series C Cumulative Preferred Stock [Abstract]
Sale of preferred stock (in shares)	65,205				1,200
Sale price (in dollars per share) | $ / shares	$ 47				$ 500
Aggregate value of preferred stock | $	$ 3,065				$ 600
Series C Cumulative Preferred Stock [Member] | Maximum [Member]
Series C Cumulative Preferred Stock [Abstract]
Preferred stock, dividend rate			13.00%	9.00%