Revenues Reserves for Discounts and Allowances (Details 1) $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($)
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Beginning Balance	$ 935.3
Current Provisions Relating To Sales In Current Year	832.5
Adjustments Relating To Prior Years	(46.6)
Payments/Returns Relating To Sales in Current Year	(373.3)
Payments/Returns Relating To Sales in Prior Year	(379.9)
Ending Balance	968.0
Discounts
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Beginning Balance	137.7
Current Provisions Relating To Sales In Current Year	169.0
Adjustments Relating To Prior Years	(3.9)
Payments/Returns Relating To Sales in Current Year	(101.2)
Payments/Returns Relating To Sales in Prior Year	(58.9)
Ending Balance	142.7
Contractual adjustments
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Beginning Balance	759.6
Current Provisions Relating To Sales In Current Year	659.5
Adjustments Relating To Prior Years	(40.2)
Payments/Returns Relating To Sales in Current Year	(271.6)
Payments/Returns Relating To Sales in Prior Year	(314.5)
Ending Balance	792.8
Returns
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Beginning Balance	38.0
Current Provisions Relating To Sales In Current Year	4.0
Adjustments Relating To Prior Years	(2.5)
Payments/Returns Relating To Sales in Current Year	(0.5)
Payments/Returns Relating To Sales in Prior Year	(6.5)
Ending Balance	$ 32.5