Fair Value Measurements Fair Value Hierarchy (Details) - Fair Value, Recurring $ in Millions	Sep. 28, 2025 USD ($)
Assets
Cash equivalents	$ 3,327
Marketable securities	4,635
Derivative instruments	59
Other investments (1)	1,099	[1]
Total assets measured at fair value	9,120
Liabilities
Derivative Instruments in Hedges, Liabilities, at Fair Value	163
Other liabilities (1)	1,095	[1]
Total liabilities measured at fair value	1,258
Level 1
Assets
Cash equivalents	2,890
Marketable securities	462
Derivative instruments	0
Other investments (1)	1,099	[1]
Total assets measured at fair value	4,451
Liabilities
Derivative Instruments in Hedges, Liabilities, at Fair Value	0
Other liabilities (1)	1,095	[1]
Total liabilities measured at fair value	1,095
Level 2
Assets
Cash equivalents	437
Marketable securities	4,173
Derivative instruments	59
Other investments (1)	0	[1]
Total assets measured at fair value	4,669
Liabilities
Derivative Instruments in Hedges, Liabilities, at Fair Value	163
Other liabilities (1)	0	[1]
Total liabilities measured at fair value	163
Corporate bonds and notes
Assets
Marketable securities	3,309
Corporate bonds and notes | Level 1
Assets
Marketable securities	0
Corporate bonds and notes | Level 2
Assets
Marketable securities	3,309
Mortgage- and asset-backed securities
Assets
Marketable securities	802
Mortgage- and asset-backed securities | Level 1
Assets
Marketable securities	0
Mortgage- and asset-backed securities | Level 2
Assets
Marketable securities	802
US Treasury securities and government-related securities
Assets
Marketable securities	172
US Treasury securities and government-related securities | Level 1
Assets
Marketable securities	110
US Treasury securities and government-related securities | Level 2
Assets
Marketable securities	62
Equity securities
Assets
Marketable securities	352
Equity securities | Level 1
Assets
Marketable securities	352
Equity securities | Level 2
Assets
Marketable securities	$ 0

[1] Other investments and other liabilities included in Level 1 are comprised of our deferred compensation plan assets and liabilities.