Basis of Presentation and Significant Accounting Principles (Details) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2023 € / shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 € / shares	Dec. 31, 2022 USD ($) $ / shares shares
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Less: Restricted cash					$ 2.0		$ 0.1
Revenue, Practical Expedient, Financing Component [true false]	true
Revenue, Practical Expedient, Incremental Cost of Obtaining Contract [true false]	true
Restructuring charges	$ 29.1	$ 8.8
Ordinary shares, shares issued | shares					39,400		39,200
Ordinary shares, shares outstanding | shares					35,200		35,100
Ordinary shares, nominal value | $ / shares					$ 0.01		$ 0.01
Deferred Ordinary Shares
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Ordinary shares, shares issued | shares					25		25
Ordinary shares, shares outstanding | shares					25		25
Ordinary shares, nominal value | € / shares				€ 1.00		€ 1.00
Selling, General and Administrative Expenses
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Research and development costs	57.6	51.4	$ 63.9
Promotional and advertising expenses	1.3	1.2	1.1
Restructuring charges	$ 39.4	$ 54.1	$ 8.6
Minimum
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Product sales payment terms	10 days
Maximum
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Product sales payment terms	90 days
Weighted Average [Member]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Product sales payment terms	52 days