Business Segments (Tables)

6 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Schedule of segment reporting information, by segment

	Three Months Ended March 31,						Six Months Ended March 31,
	2019			2018			2019			2018
Total sales
Integrated Solutions and Services	$	228,939		$	207,215		$	441,216		$	402,265
Applied Product Technologies	148,136			148,470			278,670			272,554
Total sales	377,075			355,685			719,886			674,819
Intersegment sales
Integrated Solutions and Services	2,075			2,740			3,854			5,884
Applied Product Technologies	26,372			19,255			44,402			38,195
Total intersegment sales	28,447			21,995			48,256			44,079
Sales to external customers
Integrated Solutions and Services	226,864			204,475			437,362			396,381
Applied Product Technologies	121,764			129,215			234,268			234,359
Total sales	348,628			333,690			671,630			630,740
Earnings before interest, taxes, depreciation and amortization (EBITDA)
Integrated Solutions and Services	51,325			46,126			93,209			91,312
Applied Product Technologies	15,779			28,082			24,630			40,131
Corporate	(31,474		)	(27,920		)	(65,478		)	(55,445		)
Total EBITDA	35,630			46,288			52,361			75,998
Depreciation and amortization
Integrated Solutions and Services	14,314			11,479			28,272			22,622
Applied Product Technologies	4,458			3,999			8,792			7,894
Corporate	5,390			5,002			10,188			9,847
Total depreciation and amortization	24,162			20,480			47,252			40,363
Operating profit (loss)
Integrated Solutions and Services	37,011			34,647			64,937			68,690
Applied Product Technologies	11,321			24,083			15,838			32,237
Corporate	(36,864		)	(32,922		)	(75,666		)	(65,292		)
Total operating profit	11,468			25,808			5,109			35,635
Interest expense	(14,474		)	(10,810		)	(28,917		)	(28,053		)
(Loss) income before income taxes	(3,006		)	14,998			(23,808		)	7,582
Income tax benefit (expense)	4,579			(2,018		)	9,093			2,393
Net income (loss)	$	1,573		$	12,980		$	(14,715	)	$	9,975
Capital expenditures
Integrated Solutions and Services	$	19,972		$	12,359		$	33,657		$	21,923
Applied Product Technologies	2,060			1,562			4,268			3,875
Corporate	1,081			2,492			2,757			5,872
Total capital expenditures	$	23,113		$	16,413		$	40,682		$	31,670

	March 31, 2019		September 30, 2018
Assets
Integrated Solutions and Services	$	721,000	$	711,622
Applied Product Technologies	664,381		677,993
Corporate	274,793		274,002
Total assets	$	1,660,174	$	1,663,617
Goodwill
Integrated Solutions and Services	$	220,970	$	224,370
Applied Product Technologies	186,602		186,976
Total goodwill	$	407,572	$	411,346