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Financial Instruments and Fair Value Measures - Financial Instruments (Details) € in Millions, SFr in Millions, $ in Millions, kr in Billions	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2024 EUR (€) derivative	Dec. 31, 2024 USD ($) derivative	Dec. 31, 2024 SEK (kr) derivative	Dec. 31, 2024 CAD ($) derivative	Dec. 31, 2024 CHF (SFr) derivative	Dec. 31, 2023 EUR (€)	Dec. 31, 2023 USD ($)	Dec. 31, 2023 SEK (kr)	Dec. 31, 2023 CAD ($)	Dec. 31, 2023 CHF (SFr)	Dec. 31, 2019 USD ($)
Derivative instruments, notional amount and fair value
Number of outstanding derivative instruments containing credit risk contingent features \| derivative			0	0	0	0	0
Amount excluded from the assessment of effectiveness for cash flow hedges	$ 0	$ 0
Amount excluded from the assessment of effectiveness for fair value hedges	$ 0	$ 0
Fair value - Derivatives in asset position				$ 313,000,000					$ 66,000,000
Fair value - Derivatives in liability position				266,000,000					496,000,000
Designated as hedging instrument \| Net investment hedges \| Senior notes
Derivative instruments, notional amount and fair value
Aggregate principal amount of senior Euro notes \| €			€ 3,100					€ 5,400
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Cash flow hedges
Derivative instruments, notional amount and fair value
Notional amount of derivative instruments				1,900,000,000					1,800,000,000
Duration of forward exchange contracts	18 months
Approximate length of time over which accumulated gains and losses will be recognized in cost of products sold	6 months
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Cash flow hedges \| Prepaid expenses and other
Derivative instruments, notional amount and fair value
Fair value - Derivatives in asset position				119,000,000					12,000,000
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Cash flow hedges \| Accounts payable and accrued liabilities
Derivative instruments, notional amount and fair value
Fair value - Derivatives in liability position				5,000,000					32,000,000
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Net investment hedges
Derivative instruments, notional amount and fair value
Notional amount of derivative instruments			€ 6,200		kr 1.4	$ 500	SFr 50	4,900		kr 1.4	$ 750	SFr 50
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Net investment hedges \| Prepaid expenses and other
Derivative instruments, notional amount and fair value
Fair value - Derivatives in asset position				4,000,000					13,000,000
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Net investment hedges \| Accounts payable and accrued liabilities
Derivative instruments, notional amount and fair value
Fair value - Derivatives in liability position				0					66,000,000
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Net investment hedges \| Other assets
Derivative instruments, notional amount and fair value
Fair value - Derivatives in asset position				148,000,000					0
Designated as hedging instrument \| Foreign currency forward exchange contracts \| Net investment hedges \| Other long-term liabilities
Derivative instruments, notional amount and fair value
Fair value - Derivatives in liability position				0					69,000,000
Designated as hedging instrument \| Treasury rate lock agreements \| Cash flow hedges
Derivative instruments, notional amount and fair value
Notional amount of derivative instruments													$ 10,000,000,000
Designated as hedging instrument \| Interest rate swap contracts \| Fair value hedges
Derivative instruments, notional amount and fair value
Notional amount of derivative instruments				3,500,000,000					5,000,000,000.0
Designated as hedging instrument \| Interest rate swap contracts \| Fair value hedges \| Other assets
Derivative instruments, notional amount and fair value
Fair value - Derivatives in asset position				0					0
Designated as hedging instrument \| Interest rate swap contracts \| Fair value hedges \| Other long-term liabilities
Derivative instruments, notional amount and fair value
Fair value - Derivatives in liability position				231,000,000					293,000,000
Designated as hedging instrument \| Cross-Currency Swap Contracts \| Cash flow hedges
Derivative instruments, notional amount and fair value
Notional amount of derivative instruments \| €								€ 433
Not designated as hedging instrument \| Foreign currency forward exchange contracts
Derivative instruments, notional amount and fair value
Notional amount of derivative instruments				5,900,000,000					7,900,000,000
Not designated as hedging instrument \| Foreign currency forward exchange contracts \| Prepaid expenses and other
Derivative instruments, notional amount and fair value
Fair value - Derivatives in asset position				42,000,000					41,000,000
Not designated as hedging instrument \| Foreign currency forward exchange contracts \| Accounts payable and accrued liabilities
Derivative instruments, notional amount and fair value
Fair value - Derivatives in liability position				$ 30,000,000					$ 36,000,000