INCOME TAXES - Provision (benefit) for income taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Current:
Federal	$ 61
State and local	496	$ 7
Foreign	1,674
Deferred:
Federal	(12,494)	(3,902)
State and local	(4,911)	(881)
Foreign	(13)
Income tax expense	$ (15,187)	$ (4,776)