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Derivative Instruments - Narrative (Details)
$ in Thousands, gal in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Apr. 02, 2021
USD ($)
Mar. 27, 2020
USD ($)
Apr. 02, 2021
USD ($)
gal
Mar. 27, 2020
USD ($)
Oct. 02, 2020
USD ($)
Derivative [Line Items]          
Gain (loss) recognized in income $ (7,843) $ (16,046) $ (19,669) $ (14,346)  
Designated as Hedging Instrument | Cash Flow Hedging          
Derivative [Line Items]          
Net tax loss expected to be reclassified from accumulated other comprehensive loss     34,600    
Not Designated as Hedging Instrument          
Derivative [Line Items]          
Gain (loss) recognized in income 4,391 (12,873) 6,130 (8,973)  
Interest rate swap agreements | Designated as Hedging Instrument          
Derivative [Line Items]          
Derivative, notional amount 2,600,000   2,600,000    
Interest rate swap agreements | Designated as Hedging Instrument | Cash Flow Hedging          
Derivative [Line Items]          
Derivative, notional amount 250,000   250,000    
Cash flow hedge gain (loss)     (60,400)   $ (87,600)
Gain (loss) recognized in income 12,169 (92,256) $ 10,927 (85,330)  
Gasoline and diesel fuel agreements | Not Designated as Hedging Instrument          
Derivative [Line Items]          
Nonmonetary notional amount, volume | gal     6.0    
Gain (loss) recognized in income $ 2,200 $ (12,100) $ 5,800 $ (9,000)