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Financial Instruments - Narrative (Details) $ in Billions	Dec. 31, 2023 USD ($)	Dec. 31, 2023 EUR (€)	Dec. 31, 2022 USD ($)	Apr. 30, 2021 EUR (€)
Senior Notes \| Organon Finance 1 LLC
Derivative Instruments, Gain (Loss) [Line Items]
Face amount of debt				€ 1,250,000,000
Euro Denominated Term Loan \| Senior Notes
Derivative Instruments, Gain (Loss) [Line Items]
Face amount of debt		€ 1,981,000,000
Term Loan B Facility \| Senior Notes
Derivative Instruments, Gain (Loss) [Line Items]
Face amount of debt		731,000,000
2.875% Senior Secured Notes Due 2028 \| Senior Notes \| Organon Finance 1 LLC
Derivative Instruments, Gain (Loss) [Line Items]
Face amount of debt		€ 1,250,000,000
Stated interest rate	2.875%	2.875%		2.875%
Foreign Exchange Forward
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount \| $	$ 1.4		$ 1.5