Restructuring and Related Charges (Tables)

6 Months Ended

Mar. 31, 2021

Restructuring and Related Activities [Abstract]

Schedule of restructuring components

	Six Months Ended March 31,
	2021		2020
Balance at beginning of the period	$	970	$	655
Restructuring charges following the sale of the Memcor product line	3,808		3,659
Restructuring charges related to two-segment realignment	562		1,233
Restructuring charges related to other initiatives	1,444		780
Release of prior reserves	(283)		(62)
Write off charges	(966)		—
Cash payments	(4,359)		(5,831)
Other adjustments	9		—
Balance at end of the period	$	1,185	$	434

The table below sets forth the location of amounts recorded above on the Unaudited Consolidated Statements of Operations:

	Six Months Ended March 31,
	2021		2020
Cost of product sales and services	$	3,428	$	3,765
General and administrative expense	1,089		1,760
Sales and marketing expense	340		62
Research and development expense	(16)		23
Other operating expense, net	690		—
	$	5,531	$	5,610