Definite Lived Long-Lived Assets (Tables)

3 Months Ended

Sep. 30, 2017

Intangible Assets Disclosure [Abstract]

Other Intangible Assets Subject to Amortization

The details of other intangible assets subject to amortization as of September 30, 2017 and June 30, 2017, are as follows:

(Dollars in millions)	Weighted Average Life	Gross Carrying Value		Accumulated Amortization			Net Carrying Value
September 30, 2017
Amortized intangibles:
Core technology	18 years	$	173.9	$	(79.2	)	$	94.7
Customer relationships	14 years	260.1		(112.6		)	147.5
Product relationships	12 years	212.1		(185.1		)	27.0
Total intangible assets		$	646.1	$	(376.9	)	$	269.2

(Dollars in millions)	Weighted Average Life	Gross Carrying Value		Accumulated Amortization			Net Carrying Value
June 30, 2017
Amortized intangibles:
Core technology	18 years	$	170.3	$	(74.8	)	$	95.5
Customer relationships	14 years	253.0		(106.1		)	146.9
Product relationships	12 years	206.9		(176.2		)	30.7
Total intangible assets		$	630.2	$	(357.1	)	$	273.1

Future Amortization Expense

Future amortization expense for the next five fiscal years is estimated to be:

(Dollars in millions)	Remainder   Fiscal 2018		2019		2020		2021		2022		2023
Amortization expense	$	34.5	$	40.3	$	26.2	$	26.2	$	26.2	$	26.2