Discontinued Operations (Details) - RX - Discontinued Operations, Disposed of by Sale - USD ($)		3 Months Ended
	Mar. 01, 2021	Apr. 03, 2021
Discontinued Operations
Total consideration	$ 1,550,000,000
Cash consideration	1,500,000,000
Potential R&D milestone payments and contingent purchase obligations assumed by purchaser	$ 50,000,000.0
Transition service period	24 months
Supply agreement term	4 years
Supply agreement, extension period	7 years
Aggregate cap on buyer's obligation for certain pre-closing liabilities (percent)	50.00%
Aggregate cap on buyer's obligation for certain pre-closing liabilities	$ 50,000,000.0
Separation costs		$ 9,300,000