Stockholders' Equity and Stock-Based Compensation (Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 26, 2025	Sep. 27, 2024	Sep. 26, 2025	Sep. 27, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period			$ 49,550
OCI before reclassifications:
Increase (decrease)	$ (16)	$ 1,116	2,238	$ 392
Income tax impact	(6)	23	56	(2)
OCI before reclassifications, net of income taxes	(22)	1,139	2,294	390
Reclassification adjustments:
Increase (decrease)	2	143	336	51
Income tax impact	(1)	(1)	(2)	(3)
Reclassification adjustments, net of income taxes	1	142	334	48
Total other comprehensive income (loss), net of income taxes	(21)	1,281	2,628	438
Balance, end of period	51,080	51,305	51,080	51,305
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(427)	(2,273)	(2,904)	(1,446)
OCI before reclassifications:
Increase (decrease)	(65)	1,193	2,350	391
Income tax impact	(6)	23	56	(2)
OCI before reclassifications, net of income taxes	(71)	1,216	2,406	389
Reclassification adjustments:
Increase (decrease)	0	0	0	0
Income tax impact	0	0	0	0
Reclassification adjustments, net of income taxes	0	0	0	0
Total other comprehensive income (loss), net of income taxes	(71)	1,216	2,406	389
Balance, end of period	(498)	(1,057)	(498)	(1,057)
Pension and Postretirement Plan Benefit Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(297)	(397)	(300)	(401)
OCI before reclassifications:
Increase (decrease)	0	0	0	0
Income tax impact	0	0	0	0
OCI before reclassifications, net of income taxes	0	0	0	0
Reclassification adjustments:
Increase (decrease)	2	3	6	8
Income tax impact	0	(1)	(1)	(2)
Reclassification adjustments, net of income taxes	2	2	5	6
Total other comprehensive income (loss), net of income taxes	2	2	5	6
Balance, end of period	(295)	(395)	(295)	(395)
Cash Flow Hedge Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	155	79	(14)	99
OCI before reclassifications:
Increase (decrease)	49	(77)	(112)	1
Income tax impact	0	0	0	0
OCI before reclassifications, net of income taxes	49	(77)	(112)	1
Reclassification adjustments:
Increase (decrease)	0	140	330	43
Income tax impact	(1)	0	(1)	(1)
Reclassification adjustments, net of income taxes	(1)	140	329	42
Total other comprehensive income (loss), net of income taxes	48	63	217	43
Balance, end of period	203	142	203	142
Accumulated Comprehensive Income (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(569)	(2,591)	(3,218)	(1,748)
Reclassification adjustments:
Total other comprehensive income (loss), net of income taxes	(21)	1,281	2,628	438
Balance, end of period	$ (590)	$ (1,310)	$ (590)	$ (1,310)