Business Segments (Tables)

12 Months Ended

Sep. 30, 2019

Segment Reporting [Abstract]

Schedule of segment reporting information, by segment

	Year Ended September 30,
	2019			2018			2017
Total sales
Integrated Solutions and Services	$	919,985		$	844,851		$	753,858
Applied Product Technologies	631,332			579,291			567,820
Total sales	1,551,317			1,424,142			1,321,678
Intersegment sales
Integrated Solutions and Services	9,151			9,217			8,524
Applied Product Technologies	97,725			75,384			65,730
Total intersegment sales	106,876			84,601			74,254
Sales to external customers
Integrated Solutions and Services	910,834			835,634			745,334
Applied Product Technologies	533,607			503,907			502,090
Total sales	1,444,441			1,339,541			1,247,424
Earnings before interest, taxes, depreciation and amortization (EBITDA)
Integrated Solutions and Services	205,810			186,824			168,182
Applied Product Technologies	87,052			88,682			100,634
Corporate	(134,954		)	(122,800		)	(121,726		)
Total EBITDA	157,908			152,706			147,090
Depreciation and amortization
Integrated Solutions and Services	57,217			48,781			43,583
Applied Product Technologies	17,675			16,734			16,007
Corporate	23,344			20,345			18,296
Total depreciation and amortization	98,236			85,860			77,886
Income (loss) from operations
Integrated Solutions and Services	148,593			138,043			124,599
Applied Product Technologies	69,377			71,948			84,627
Corporate	(158,298		)	(143,145		)	(140,022		)
Total income from operations	59,672			66,846			69,204
Interest expense	(58,556		)	(57,580		)	(55,377		)
Income before income taxes	1,116			9,266			13,827
Income tax expense	(9,587		)	(1,382		)	(7,417		)
Net (loss) income	$	(8,471	)	$	7,884		$	6,410
Capital expenditures
Integrated Solutions and Services	73,656			$	58,464		$	45,611
Applied Product Technologies	7,589			11,501			5,282
Corporate	7,624			10,748			6,882
Total Capital expenditures	$	88,869		$	80,713		$	57,775

	September 30, 2019		September 30, 2018
Assets
Integrated Solutions and Services	$	762,707	$	711,622
Applied Product Technologies	657,879		677,993
Corporate	317,262		274,002
Total assets	1,737,848		1,663,617
Goodwill
Integrated Solutions and Services	222,013		224,370
Applied Product Technologies	170,877		186,976
Total goodwill	$	392,890	$	411,346