Income Taxes (Schedule of Deferred Tax Asset and Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Purchases of intangible assets	$ 2,347.4	$ 2,560.6
Compensation and benefits	634.7	1,045.6
Tax credit carryforwards and carrybacks	463.7	523.5
Tax loss and other tax carryforwards and carrybacks	645.4	488.3
Sales rebates and discounts	832.3	461.3
Correlative tax adjustments	560.8	404.2
Foreign tax redeterminations	274.9	242.8
Operating lease liabilities	150.0	150.7
Capitalized research and development	275.1	135.2
Other	477.9	605.8
Total gross deferred tax assets	6,662.2	6,618.0
Valuation allowances	(875.6)	(816.3)
Total deferred tax assets	5,786.6	5,801.7
Deferred tax liabilities:
Earnings of foreign subsidiaries	(1,583.3)	(1,905.3)
Intangibles	(1,516.1)	(1,465.7)
Inventories	(596.4)	(623.7)
Prepaid employee benefits	(560.6)	(410.1)
Property and equipment	(338.7)	(315.2)
Financial instruments	(303.0)	(216.9)
Operating lease assets	(132.6)	(134.3)
Total deferred tax liabilities	(5,030.7)	(5,071.2)
Deferred tax assets, net	$ 755.9	$ 730.5