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DERIVATIVE FINANCIAL INSTRUMENTS - Schedule of Cash Flow Hedges (Details) - Hedging Instrument - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 27, 2025	Dec. 28, 2024
Derivatives in cash flow hedging relationships:
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives				$ (12)
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income				5
Derivatives in cash flow hedging relationships: \| Fuel swaps
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	$ (16)	$ 7	$ (3)	(11)
Derivatives in cash flow hedging relationships: \| Fuel swaps \| Operating expense
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	(1)	3	0	5
Derivatives in cash flow hedging relationships: \| Foreign currency contracts
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives				(1)
Derivatives in cash flow hedging relationships: \| Foreign currency contracts \| Cost of sales / Other income
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income				0
Derivatives in net investment hedging relationships: \| Cross currency contracts
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	(11)	22	7	4
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	$ 0	0	$ 0	0
Derivatives in fair value hedging relationships:
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives		(2)		(2)
Derivatives in fair value hedging relationships: \| Other expense (income)
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income		$ 0		$ 0