Accrued Expenses (Tables)

12 Months Ended

Sep. 30, 2017

Accrued Expenses

Summary of the major classes of accrued expenses

	September 30,
	2016		2017
Employee compensation	$	7,394	$	7,791
Taxes, other than income taxes		2,264		2,422
Utilities		992		909
Professional fees		615		746
Capital lease obligation, current		383		926
Other		1,232		1,314
	$	12,880	$	14,108