SUPPLEMENTAL BALANCE SHEET INFORMATION - Composition of Other Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021
Other assets
Long-term advances to suppliers	$ 2,894	$ 0
Finance lease right-of-use assets, net	$ 79	$ 60
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Debt issuance costs - revolving credit facility	$ 1,411	$ 0
Funded status of defined benefit plan	1,573	0
Other	1,567	281
Other assets	$ 7,524	$ 341