Income Taxes - Pre-tax Income and the Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Pre-tax income:
Ireland	$ (212.8)	$ 341.9	$ (179.9)
United States	(38.2)	(35.3)	91.5
Other foreign	111.9	(47.9)	94.3
Income (loss) from continuing operations before income taxes	(139.1)	258.7	5.9
Current provision (benefit) for income taxes:
Ireland	2.8	303.6	0.1
United States	(7.8)	14.9	4.5
Other foreign	30.8	81.3	34.9
Subtotal	25.8	399.8	39.5
Deferred provision (benefit) for income taxes:
Ireland	0.7	0.4	(0.1)
United States	(8.6)	3.3	(64.2)
Other foreign	(26.1)	(13.9)	(13.5)
Subtotal	(34.0)	(10.2)	(77.8)
Total provision for income taxes	$ (8.2)	$ 389.6	$ (38.3)