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Acquired Intangible Assets - Calculation Of Acquired Intangibles By Asset Class (Details) - USD ($) $ in Thousands | 6 Months Ended |
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Dec. 31, 2016 | Jun. 30, 2016
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | $ 1,343,479 | $ 1,150,079
Accumulated Amortization | (570,945) | (503,839)
Total | 772,534 | 646,240
Technology assets |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | 485,373 | 359,573
Accumulated Amortization | (203,831) | (155,848)
Total | $ 281,542 | 203,725
Weighted-average amortization period (in years) for acquired intangible assets | 5 years |
Customer assets |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | $ 858,106 | 790,506
Accumulated Amortization | (367,114) | (347,991)
Total | $ 490,992 | $ 442,515
Weighted-average amortization period (in years) for acquired intangible assets | 7 years |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Accumulated amount of 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=66006027&loc=d3e16323-109275 + Details
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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=66006027&loc=d3e16323-109275 + Details
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- Definition Amount after 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=66006027&loc=d3e16323-109275 + Details
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