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Commitments and Contingencies - Narrative (Details) | 3 Months Ended
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Sep. 27, 2020 USD ($) | Jun. 28, 2020 endowedFacultyChair
Loss Contingencies [Line Items] |  |
GDA term |  | 13 years
Duration of annual commitment fee payment of GDA |  | 6 years
Number of endowed faculty chairs created | endowedFacultyChair |  | 2
Minimum |  |
Loss Contingencies [Line Items] |  |
Annual cost of GDA | $ 1,000,000.0 |
Maximum |  |
Loss Contingencies [Line Items] |  |
Potential total grant amount of GDA | 500,000,000.0 |
Annual cost of GDA | $ 5,200,000 |

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