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Shareholders' Equity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	Mar. 27, 2026	Jun. 26, 2026	Jun. 27, 2025	Jun. 26, 2026	Jun. 27, 2025
Shareholder's Equity
Shares cancelled	8.3
Dividends paid per ordinary share		$ 0.78	$ 0.71	$ 2.2	$ 2.01
Dividend approved (in currency per share)		$ 0.78		$ 2.27
Share repurchase program, increase in authorized amount				$ 3,000
Number of ordinary shares repurchased				6.0	6.0
Repurchase value		$ 532	$ 301	$ 1,350	$ 916
Amount available for repurchase, at end of period		$ 3,000		$ 3,000
2026 Q3 Dividends
Shareholder's Equity
Dividends Payable, Date Approved		Jun. 10, 2026
Dividend approved (in currency per share)		$ 0.78
Dividends Payable, Date to be Paid		Sep. 11, 2026
Dividends Payable, Date of Record		Aug. 21, 2026
Ordinary Shares Held in Treasury
Shareholder's Equity
Number of ordinary shares repurchased		2.0	2.0	6.0	6.0
Repurchase value		$ 532	$ 301	$ 1,350	$ 916