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Segment, Customers, and Geographic Information - Net Revenue from External Customers (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2016 | Mar. 31, 2015 | Mar. 31, 2016 | Mar. 31, 2015
Revenue from External Customer [Line Items] |  |  |  |
Net revenue | $ 402.5 | $ 477.6 | $ 1,343.0 | $ 1,224.1
Mobile Product Applications [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Net revenue | 354.2 | 417.5 | 1,174.1 | 1,015.6
PC Product Applications [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Net revenue | $ 48.3 | $ 60.1 | $ 168.9 | $ 208.5

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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