Derivative Financial Instruments - Balance Sheet Disclosures (Details) - Hedging Instrument - USD ($) $ in Thousands	Sep. 26, 2020	Jun. 27, 2020
Fair Value Hedging | Interest rate swap agreements | Other current assets
Derivative [Line Items]
Fair value of derivative assets	$ 4,013	$ 1,388
Fair Value Hedging | Interest rate swap agreements | Other assets
Derivative [Line Items]
Fair value of derivative assets	62,594	69,782
Cash flow hedging | Fuel swaps | Other current assets
Derivative [Line Items]
Fair value of derivative assets	455	233
Cash flow hedging | Fuel swaps | Other assets
Derivative [Line Items]
Fair value of derivative assets	385	1,173
Cash flow hedging | Fuel swaps | Other current liabilities
Derivative [Line Items]
Fair value of derivative liabilities	21,160	28,242
Cash flow hedging | Foreign currency forwards | Other current assets
Derivative [Line Items]
Fair value of derivative assets	753	1,063
Cash flow hedging | Foreign currency forwards | Other current liabilities
Derivative [Line Items]
Fair value of derivative liabilities	0	222
Cash flow hedging | Cross-currency swaps | Other assets
Derivative [Line Items]
Fair value of derivative assets	$ 0	$ 19,614