INCOME TAXES - Deferred tax assets and liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021
Deferred tax assets:
Inventory	$ 1,461	$ 117
Allowance for credit losses	1,288
Accrued compensation and vacation	2,574	224
Accrued expenses and other	608
Domestic net operating loss carryforwards	8,837	5,277
Foreign net operating loss carryforwards	8,276
Foreign tax credit carryforwards	769
Unrealized foreign exchange	1,191
Goodwill		138
Stock compensation expense	2,999	501
Business Interest Limitation	3,137	226
Leases	130	94
Total deferred tax assets	31,270	6,577
Deferred tax liabilities:
Prepaid expenses	(483)	(126)
Accrued expenses and other		(926)
Accreted interest on convertible debt	8,586
Basis difference for property and equipment	(12,300)	(2,077)
Basis difference for intangible assets	(76,307)	(2,841)
Goodwill	(267)
Total deferred tax liabilities	(97,943)	(5,970)
Total net deferred tax assets (liabilities)	(66,673)	607
Valuation allowance for net deferred tax assets	(10,354)	(951)
Net deferred tax asset (liabilities)	$ (77,027)	$ (344)