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Derivative Instruments (Narrative) (Details) - USD ($)
12 Months Ended
Jul. 02, 2019
Oct. 03, 2021
Sep. 27, 2020
Sep. 29, 2019
Jun. 30, 2015
Derivative [Line Items]          
Payments to terminate derivative contract   $ 0 $ 0 $ 23,551,000  
Interest Rate Swap 1          
Derivative [Line Items]          
Derivative, notional amount         $ 500,000,000
Interest Rate Swaps          
Derivative [Line Items]          
Payments to terminate derivative contract $ 23,600,000        
Interest rate swaps hedge ineffectiveness       $ 0