Equity Equity (Narrative) (Details) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) $ / shares shares	Mar. 31, 2021 USD ($)	Mar. 31, 2022 € / shares	Feb. 28, 2022 USD ($)	Dec. 31, 2021 shares	Feb. 28, 2021 USD ($)
Common Stock, Par or Stated Value Per Share | $ / shares	$ 1.00
Preferred Stock, Par or Stated Value Per Share | $ / shares	$ 0.001
Capital Units, Authorized | shares	1,185,040,000
Repurchase of ordinary shares	$ (350.0)	$ (104.2)
2021 Authorization [Domain]
Stock Repurchased During Period, Value	350.0
Stock Repurchase Program, Authorized Amount						$ 2,000.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount	1,000.0
Stock Repurchase Program, Authorized Amount						$ 2,000.0
Stock Repurchased During Period, Value	350.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 1,000.0
2022 Authorization [Domain]
Stock Repurchase Program, Authorized Amount				$ 3,000.0
Stock Repurchase Program, Authorized Amount				$ 3,000.0
Preferred Stock [Member]
Preferred Stock, Shares Authorized | shares	10,000,000
Preferred Stock, Shares Outstanding | shares	0				0
Preferred Stock, Shares Outstanding | shares	0				0
Ordinary shares
Common Stock, Shares Authorized | shares	1,175,000,000
Euro Member Countries, Euro
Common Stock, Shares Authorized | shares	40,000
Common Stock, Par or Stated Value Per Share | € / shares			€ 1.00
Common Stock, Shares, Outstanding | shares	0				0
Common Stock, Shares, Outstanding | shares	0				0