Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Receivables, allowances	$ 35.9	$ 38.1
Allowance for contract assets	1.2	1.1
Property, plant and equipment, accumulated depreciation	2,270.1	2,204.0
Intangible assets, accumulated amortization	$ 642.7	$ 575.5
Ordinary shares, par value (usd per share)	$ 1.00	$ 1.00
Ordinary shares, shares authorized (in shares)	618,300,000	618,300,000
Ordinary shares, shares issued (in shares)	446,400,000	450,700,000
Ordinary shares, shares outstanding (in shares)	446,400,000	450,700,000