Business Segments (Tables)

12 Months Ended

Sep. 30, 2020

Segment Reporting [Abstract]

Schedule of segment reporting information, by segment

	Year Ended September 30,
	2020			2019			2018
Total sales
Integrated Solutions and Services	$	954,542		$	919,985		$	844,851
Applied Product Technologies	559,635			631,332			579,291
Total sales	$	1,514,177		$	1,551,317		$	1,424,142
Intersegment sales
Integrated Solutions and Services	$	10,360		$	9,151		$	9,217
Applied Product Technologies	74,361			97,725			75,384
Total intersegment sales	$	84,721		$	106,876		$	84,601
Sales to external customers
Integrated Solutions and Services	$	944,182		$	910,834		$	835,634
Applied Product Technologies	485,274			533,607			503,907
Total sales	$	1,429,456		$	1,444,441		$	1,339,541
Income (loss) from operations
Integrated Solutions and Services	$	145,655		$	148,593		$	138,043
Applied Product Technologies	134,258			69,377			71,948
Corporate	(111,465		)	(158,298		)	(143,145		)
Total income from operations	$	168,448		$	59,672		$	66,846
Interest expense	(46,682		)	(58,556		)	(57,580		)
Income before income taxes	$	121,766		$	1,116		$	9,266
Income tax expense	(7,371		)	(9,587		)	(1,382		)
Net income (loss)	$	114,395		$	(8,471	)	$	7,884
Depreciation and amortization
Integrated Solutions and Services	$	67,489		$	57,217		$	48,781
Applied Product Technologies	14,226			17,675			16,734
Corporate	25,553			23,344			20,345
Total depreciation and amortization	$	107,268		$	98,236		$	85,860
Capital expenditures
Integrated Solutions and Services	$	75,551		$	73,656		$	58,464
Applied Product Technologies	6,237			7,589			11,501
Corporate	6,668			7,624			10,748
Total Capital expenditures	$	88,456		$	88,869		$	80,713

	September 30, 2020		September 30, 2019
Assets
Integrated Solutions and Services	$	835,307	$	762,707
Applied Product Technologies	598,701		657,879
Corporate	410,450		317,262
Total assets	$	1,844,458	$	1,737,848
Goodwill
Integrated Solutions and Services	$	224,381	$	222,013
Applied Product Technologies	172,824		170,877
Total goodwill	$	397,205	$	392,890