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Acquired Intangible Assets - Calculation Of Acquired Intangibles By Asset Class (Details) - USD ($) $ in Thousands | 3 Months Ended |
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Sep. 30, 2016 | Jun. 30, 2016
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | $ 1,391,779 | $ 1,150,079
Accumulated Amortization | (560,582) | (503,839)
Total | 831,197 | 646,240
Technology Assets |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | 485,373 | 359,573
Accumulated Amortization | (178,983) | (155,848)
Total | $ 306,390 | 203,725
Weighted-average amortization period (in years) for acquired intangible assets | 5 years |
Customer Assets |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | $ 906,406 | 790,506
Accumulated Amortization | (381,599) | (347,991)
Total | $ 524,807 | $ 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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