Goodwill (Tables)

12 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes in the carrying amount of goodwill are as follows:

	Integrated Solutions and Services			Applied Product Technologies			Total
Balance at September 30, 2016	$	87,688		$	179,955		$	267,643
Business combinations	48,838			3,566			52,404
Measurement period adjustment	—			(301		)	(301		)
Foreign currency translation	1,655			512			2,167
Balance at September 30, 2017	138,181			183,732			321,913
Business combinations and divestitures	88,080			4,192			92,272
Measurement period adjustment	(404		)	(311		)	(715		)
Foreign currency translation	(1,487		)	(637		)	(2,124		)
Balance at September 30, 2018	$	224,370		$	186,976		$	411,346