Revenue Recognition and Accounts Receivable Variable Consideration (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disaggregation of Revenue [Line Items]
Gross sales	$ 30,553.4	$ 19,899.1	$ 19,012.2
Chargebacks	(5,530.1)	(3,656.2)	(3,309.6)
Rebates, promotional programs and other sales allowances	(6,135.6)	(3,765.5)	(3,629.3)
Returns	(384.6)	(329.7)	(237.9)
Medicaid and other governmental rebates	(689.5)	(327.8)	(465.1)
Sales Revenue, Gross to net adjustments	12,739.8	8,079.2	7,641.9
Net sales	17,813.6	11,819.9	11,370.3
Net sales
Disaggregation of Revenue [Line Items]
Net sales	17,813.6	11,819.9	$ 11,370.3
Operating Segments
Disaggregation of Revenue [Line Items]
Net sales	$ 17,813.6	$ 11,819.9