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Goodwill and Intangible Assets - Summarized Amounts Reported as Intangible Assets (Detail) - USD ($) $ in Millions | Jun. 30, 2015 | Jun. 30, 2014
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Intangible Assets [Line Items] |  |
Gross Carrying Amount, amortizable intangible assets | $ 206.8 | $ 208.8
Gross Carrying Amount, total intangible assets | 211.6 | 213.6
Accumulated Amortization | (19.0) | (8.3)
Net, amortizable intangible assets | 187.8 | 200.5
Net, total intangible assets | 192.6 | 205.3
Net, non-amortizable intangible assets | 4.8 | 4.8
In-Process Research And Development |  |
Intangible Assets [Line Items] |  |
Net, non-amortizable intangible assets | 4.8 | 4.8
Purchased Licenses And Technologies |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount, amortizable intangible assets | 199.1 | 201.1
Accumulated Amortization | (16.7) | (6.6)
Net, amortizable intangible assets | 182.4 | 194.5
Customer Relationships |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount, amortizable intangible assets | 4.7 | 4.7
Accumulated Amortization | (1.9) | (1.5)
Net, amortizable intangible assets | 2.8 | 3.2
Trademarks |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount, amortizable intangible assets | 3.0 | 3.0
Accumulated Amortization | (0.4) | (0.2)
Net, amortizable intangible assets | $ 2.6 | $ 2.8

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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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