Segment Reporting - Revenue by Country (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 28, 2025	Sep. 29, 2024	Sep. 24, 2023
Segment Reporting Information
Revenues	$ 44,284	$ 38,962	$ 35,820
Revenue from Contract with Customer Benchmark | Geographic Concentration Risk
Segment Reporting Information
Percentage of total	100.00%	100.00%	100.00%
CHINA (including Hong Kong) | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk
Segment Reporting Information
Revenues	$ 20,340	$ 17,826	$ 13,386
Percentage of total	46.00%	46.00%	37.00%
UNITED STATES | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk
Segment Reporting Information
Revenues	$ 10,515	$ 9,686	$ 10,503
Percentage of total	24.00%	25.00%	29.00%
KOREA, REPUBLIC OF | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk
Segment Reporting Information
Revenues	$ 9,542	$ 7,995	$ 8,075
Percentage of total	21.00%	20.00%	23.00%
Other Foreign | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk
Segment Reporting Information
Revenues	$ 3,887	$ 3,455	$ 3,856
Percentage of total	9.00%	9.00%	11.00%