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Summary of Significant Accounting Policies (Details) - USD ($) | 12 Months Ended
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Jun. 28, 2020 | Jun. 30, 2019 | Jun. 24, 2018
Accounting Policies [Abstract] |  |  |
Invoice payment description | The Company generally invoices customers at shipment and for professional services either as provided or upon meeting certain milestones. Customer invoices are generally due within 30 to 90 days after issuance. The Company’s contracts with customers typically do not include significant financing components as the period between the transfer of performance obligations and timing of payment are generally within one year. |  |
Impairments of goodwill | $ 0 | $ 0 | $ 0
Impairment loss on long-lived assets | 0 | 0 | 0
Other-than-temporary impairment charge |  |  | $ 42,456,000
Other-than-temporary impairment charge | $ 0 | $ 0 |
Equipment | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property and equipment, useful life | 3 years |  |
Equipment | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property and equipment, useful life | 5 years |  |
Office equipment, furniture and fixtures |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property and equipment, useful life | 5 years |  |
Computer Software | Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property and equipment, useful life | 3 years |  |
Computer Software | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property and equipment, useful life | 5 years |  |
Buildings and improvements |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property and equipment, useful life | 25 years |  |

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