Long-term Obligations (Tables)

6 Months Ended

Mar. 31, 2021

Long-term Obligations

Schedule of long-term obligations

	September 30,		March 31,
	2020		2021
Finance lease obligations	$	7,809	$	7,714
Environmental post-closure monitoring and maintenance activities		602		602
Long-term disability		251		241
Deferred dividends		139		98
Less amounts due within one year		(292)		(308)
Long-term obligations (less current portion)	$	8,509	$	8,347