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Financial Instruments and Fair Value Measurements (Details) € in Millions, $ in Millions	9 Months Ended		12 Months Ended
	Jun. 28, 2025 USD ($)	Jun. 29, 2024 USD ($)	Sep. 28, 2024 USD ($)	Jun. 28, 2025 EUR (€)
Financial Instruments and Fair Value Measurements [Abstract]
Settlement of net investment hedges	$ 22	$ 0
Impairment charge			$ 172
Fair value of long-term indebtedness greater/(less) than book value	104
Cross-currency swaps [Member]
Financial Instruments and Fair Value Measurements [Abstract]
Settlement of net investment hedges	$ 22
Cross-Currency Swap Maturing November 2027 [Member]
Financial Instruments and Fair Value Measurements [Abstract]
Notional amount (in Euro) \| €				€ 250
Cross-Currency Swap Maturing November 2029 [Member]
Financial Instruments and Fair Value Measurements [Abstract]
Notional amount (in Euro) \| €				€ 425