Goodwill and Intangible Assets (Tables)

6 Months Ended

Dec. 31, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

The following summarizes changes to the goodwill balance for the six months ended December 31, 2018

	Carrying amount
Beginning balance July 1, 2018	$	318.6
Acquisitions (see Note 3)		95.1
Translation adjustments		(0.5	)
Ending balance December 31, 2018	$	413.2

Summarized Amounts Reported as Intangible Assets

The following summarizes the amounts reported as intangible assets

	Gross
	Carrying		Accumulated
	Amount		Amortization			Net
At December 31, 2018:
Purchased licenses and technologies	$	817.9	$	(126.4	)	$	691.5
Customer relationships		4.6		(3.5	)		1.1
Trademarks		3.0		(1.1	)		1.9
Total amortized intangible assets		825.5		(131.0	)		694.5
In-process research and development		23.1		—			23.1
Total unamortized intangible assets		23.1		—			23.1
Total intangible assets	$	848.6	$	(131.0	)	$	717.6

	Gross
	Carrying		Accumulated
	Amount		Amortization			Net
At June 30, 2018:
Purchased licenses and technologies	$	526.4	$	(98.0	)	$	428.4
Customer relationships		4.6		(3.3	)		1.3
Trademarks		3.0		(1.0	)		2.0
Total amortized intangible assets		534.0		(102.3	)		431.7
In-process research and development		23.5		—			23.5
Total unamortized intangible assets		23.5		—			23.5
Total intangible assets	$	557.5	$	(102.3	)	$	455.2

Amortization for Intangible Assets

The Company recorded amortization expense during the respective periods for these intangible assets as follows:

	Three months ended				Six months ended
	December 31,				December 31,
	2018		2017		2018		2017
Amortization of intangible assets	$	15.4	$	9.3	$	28.8	$	18.6