Long-Term Debt (Tables)

12 Months Ended

Sep. 30, 2018

Debt Disclosure [Abstract]

Components of Long-Term Debt

Long-term debt consisted of the following (in thousands):

	September 30,
	2018			2017
Industrial development revenue bonds	$	1,600		$	2,000
Less: current portion	(400		)	(400		)
Total long-term debt	$	1,200		$	1,600

Schedule of Maturities of Long-Term Debt

The annual maturities of long-term debt as of September 30, 2018, were as follows (in thousands):

Year Ending September 30,	Long‑Term Debt Maturities
2019	$	400
2020	400
2021	400
2022	400
2023	—
Total long-term debt maturities	$	1,600