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Commitments and Contingencies - Narrative (Details)
 3 Months Ended
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