| Goodwill and Purchased Intangible Assets  - Amortization Expense for Purchased Intangible Assets (Details) - USD ($) $ in Thousands | 3 Months Ended | |
|---|---|---|
| Sep. 30, 2019 | Sep. 30, 2018 | |
| Purchased Intangible Assets | ||
| Amortization of intangible assets | $ 57,908 | $ 1,434 | 
| Costs of revenues | ||
| Purchased Intangible Assets | ||
| Amortization of intangible assets | 35,621 | 890 | 
| Selling, general and administrative | ||
| Purchased Intangible Assets | ||
| Amortization of intangible assets | 22,256 | 544 | 
| Research and development | ||
| Purchased Intangible Assets | ||
| Amortization of intangible assets | $ 31 | $ 0 | 
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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