Legal, Regulatory Matters and Contingencies (Details) $ in Millions				3 Months Ended
	Aug. 31, 2019 USD ($)	May 22, 2019 USD ($)	Nov. 30, 2016 item	Jun. 30, 2022 USD ($)
Government Pricing
Legal, Regulatory Matters and Contingencies
Damages sought, value		$ 9.4
Settlement payment	$ 8.1
Shareholder Litigation
Legal, Regulatory Matters and Contingencies
Number of officers | item			2
Sandoz, Inc
Legal, Regulatory Matters and Contingencies
Litigation settlement payable to other party				$ 10.9