LONG-TERM DEBT - Components of Long-Term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Sep. 30, 2018
Debt Disclosure [Abstract]
Industrial development revenue bonds	$ 1,200	$ 1,600
Less current portion	(400)	(400)
Total long-term debt	$ 800	$ 1,200

No definition available.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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Amount of long-term debt and lease obligation, classified as noncurrent.

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Amount of long-term debt and lease obligation, classified as current.

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