Other Financial Information - Other Current Liabilities (Details) - USD ($) $ in Millions	Apr. 03, 2022	Dec. 31, 2021
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Other current liabilities	$ 24,583	$ 24,939
BioNTech [Member] \| Comirnaty direct sales and alliance revenues [Member] \| Collaborative Arrangement [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Other current liabilities	$ 10,000	$ 9,700

Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.

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