Goodwill

Changes in the carrying amount of goodwill are as follows:



	Industrial			Municipal			Products			Total
Balance at September 30, 2017	$	128,190		$	9,865		$	183,858		$	321,913
Business combinations and divestitures	2,462			(145		)	3,757			6,074
Measurement period adjustment	(323		)	—			(314		)	(637		)
Foreign currency translation	(2,972		)	21			(127		)	(3,078		)
Balance at June 30, 2018	$	127,357		$	9,741		$	187,174		$	324,272

As of September 30, 2017 and June 30, 2018, $139,581 and $141,511, respectively, of goodwill is deductible for tax purposes.

The Neptune Benson reporting unit fair value excess was approximately 3.0% above the carrying value as of the date of valuation on July 1, 2017. The Company continues to monitor this reporting unit and noted no events that would cause a revaluation during the three months ending June 30, 2018.

All other reporting units significantly exceeded their carrying value and as such, no further analysis was performed.