Consolidated Condensed Statements of Equity - USD ($) shares in Thousands, $ in Millions	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Employee Benefit Trust	Accumulated Other Comprehensive Loss	Common Stock in Treasury		Noncontrolling Interests
Beginning balance (in shares) at Dec. 31, 2020		957,077					487	[1]
Beginning balance at Dec. 31, 2020		$ 598.2	$ 6,778.5	$ 7,830.2	$ (3,013.2)	$ (6,496.4)	$ (55.7)	[1]	$ 183.6
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income (loss)				1,355.3					16.4
Other comprehensive income, net of tax						100.8
Issuance of stock under employee stock plans, net (in shares)		2,405					(24)	[1]
Issuance of stock under employee stock plans, net		$ 1.5	(283.9)				$ 3.0	[1]
Stock-based compensation			85.5
Other			(0.9)	(4.2)					0.6
Ending balance (in shares) at Mar. 31, 2021		959,482					463	[1]
Ending balance at Mar. 31, 2021		$ 599.7	6,579.2	9,181.3	(3,013.2)	(6,395.6)	$ (52.7)	[1]	200.6
Beginning balance (in shares) at Dec. 31, 2021		954,116					463	[1]
Beginning balance at Dec. 31, 2021	$ 9,154.8	$ 596.3	6,833.4	8,958.5	(3,013.2)	(4,343.1)	$ (52.7)	[1]	175.6
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income (loss)				1,902.9					(36.6)
Other comprehensive income, net of tax						117.8
Retirement of treasury shares (in shares)		(5,607)					(5,607)
Retirement of treasury shares		$ (3.5)		(1,496.5)			$ 1,500.0
Purchase of treasury shares (in shares)							5,607
Purchase of treasury shares							$ (1,500.0)
Issuance of stock under employee stock plans, net (in shares)		2,096					(13)	[1]
Issuance of stock under employee stock plans, net		$ 1.3	(278.1)				$ 2.2	[1]
Stock-based compensation			101.0
Other				4.5					(7.8)
Ending balance (in shares) at Mar. 31, 2022		950,605					450	[1]
Ending balance at Mar. 31, 2022	$ 9,462.0	$ 594.1	$ 6,656.3	$ 9,369.4	$ (3,013.2)	$ (4,225.3)	$ (50.5)	[1]	$ 131.2

[1] As of March 31, 2022, there was $3.25 billion remaining under our $5.00 billion share repurchase program authorized in May 2021.