Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets and Goodwill

Included on the Company’s Consolidated Balance Sheets at September 30, 2017 and 2016 are the following intangible assets gross carrying amounts and accumulated amortization:

(Dollars in millions)	2017		2016
Goodwill	$	377.9		323.6
Intangible assets with determinable lives:
Patents
Gross carrying amount	$	1.0		1.0
Less: accumulated amortization		0.8		0.8
Net	$	0.2		0.2
Capitalized software
Gross carrying amount	$	63.0		54.0
Less: accumulated amortization		34.4		26.7
Net	$	28.6		27.3
Customer Relationships
Gross carrying amount	$	181.9		111.9
Less: accumulated amortization		37.4		28.6
Net	$	144.5		83.3
Other
Gross carrying amount	$	5.4		2.8
Less: accumulated amortization		1.4		0.9
Net	$	4.0		1.9
Intangible assets with indefinite lives:
Trade names	$	173.8		119.1

Schedule of Goodwill

The changes in the carrying amount of goodwill attributable to each business segment for 2017 and 2016 are as follows:

							Technical
(Dollars in millions)	Filtration		Test		USG		Packaging		Total
Balance as of September 30, 2015	$	26.0		34.2		226.2		4.8		291.2
Acquisition activity		17.9		–		–		14.5		32.4
Foreign currency translation and other		–		(0.1)		–		0.1		–
Balance as of September 30, 2016		43.9		34.1		226.2		19.4		323.6
Acquisition activity		29.8		–		23.6		–		53.4
Foreign currency translation and other		–		–		0.4		0.5		0.9
Balance as of September 30, 2017	$	73.7		34.1		250.2		19.9		377.9