Acquisitions, Divestitures, Equity-Method Investments, Licensing Arrangement, Collaborative Arrangements and Research and Development Arrangement - Licensing Arrangements (Details) - Valneva [Member] - Licensing Agreements [Member] € in Millions, $ in Millions			1 Months Ended
	Dec. 31, 2023	Apr. 30, 2020	Jun. 30, 2022 EUR (€)	Jun. 30, 2022 USD ($)
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Development cost ownership percentage			40.00%
Investment amount			€ 90.5	$ 95
Tiered royalties		19.00%
Potential cumulative sales milestones				$ 100
Ownership percentage	6.90%
Minimum [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Tiered royalties			14.00%
Maximum [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Tiered royalties			22.00%