Supplemental Balance Sheet Information - Acquisition-related Intangible Assets (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Intangible Assets [Line Items]
Definite-lived intangible assets, gross	$ 30,991	$ 31,374
Accumulated Amortization	(16,693)	(15,939)
Estimated future amortization expense of definite-lived intangible assets	14,298	15,435
Acquisition-related intangible assets	32,226	32,609
Acquisition-related intangible assets, net	15,533	16,670
Finite-Lived Intangible Assets, Net, Future Amortization Expense [Abstract]
2025	1,665
2026	1,496
2027	1,467
2028	1,436
2029	1,324
2030 and thereafter	6,911
Estimated future amortization expense of definite-lived intangible assets	14,298	15,435
Tradenames
Intangible Assets [Line Items]
Indefinite-lived intangible assets	1,235	1,235
Customer relationships
Intangible Assets [Line Items]
Definite-lived intangible assets, gross	22,644	22,762
Accumulated Amortization	(10,047)	(9,410)
Estimated future amortization expense of definite-lived intangible assets	12,596	13,352
Finite-Lived Intangible Assets, Net, Future Amortization Expense [Abstract]
Estimated future amortization expense of definite-lived intangible assets	12,596	13,352
Product technology
Intangible Assets [Line Items]
Definite-lived intangible assets, gross	5,557	5,894
Accumulated Amortization	(4,423)	(4,591)
Estimated future amortization expense of definite-lived intangible assets	1,134	1,303
Finite-Lived Intangible Assets, Net, Future Amortization Expense [Abstract]
Estimated future amortization expense of definite-lived intangible assets	1,134	1,303
Tradenames
Intangible Assets [Line Items]
Definite-lived intangible assets, gross	1,706	1,634
Accumulated Amortization	(1,180)	(1,079)
Estimated future amortization expense of definite-lived intangible assets	527	555
Finite-Lived Intangible Assets, Net, Future Amortization Expense [Abstract]
Estimated future amortization expense of definite-lived intangible assets	527	555
Backlog
Intangible Assets [Line Items]
Definite-lived intangible assets, gross	1,084	1,084
Accumulated Amortization	(1,043)	(859)
Estimated future amortization expense of definite-lived intangible assets	41	225
Finite-Lived Intangible Assets, Net, Future Amortization Expense [Abstract]
Estimated future amortization expense of definite-lived intangible assets	$ 41	$ 225