Segment and Geographic Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Net sales	$ 4,451.6	$ 4,138.7	$ 4,088.2
Operating income (loss)	$ 78.9	$ 410.4	$ 265.2
Operating income %	1.80%	9.90%	6.50%
Total assets	$ 11,017.3	$ 10,425.7	$ 11,488.4
Capital expenditures	94.3	136.0	160.2
Property, plant and equipment, net	926.3	864.1	864.6
Depreciation/amortization	338.6	296.8	287.7
Change in financial assets	0.0	0.0	95.3
CSCA
Segment Reporting Information [Line Items]
Net sales	2,925.9	2,693.1	2,693.0
CSCI
Segment Reporting Information [Line Items]
Net sales	1,525.7	1,445.6	1,395.2
Ireland
Segment Reporting Information [Line Items]
Net sales	29.3	23.7	29.8
Property, plant and equipment, net	0.0	0.1
United States
Segment Reporting Information [Line Items]
Net sales	2,870.0	2,565.9	2,579.0
Property, plant and equipment, net	725.2	674.9
Europe
Segment Reporting Information [Line Items]
Net sales	1,474.3	1,393.0	$ 1,350.6
Property, plant and equipment, net	188.4	174.4
All other countries
Segment Reporting Information [Line Items]
Property, plant and equipment, net	$ 12.7	$ 14.8
Walmart | Net sales | Customer Concentration Risk
Segment Reporting Information [Line Items]
Concentration risk percentage	12.50%	14.00%	15.20%
Operating Segments | CSCA
Segment Reporting Information [Line Items]
Net sales	$ 2,925.9	$ 2,693.1	$ 2,693.0
Operating income (loss)	$ 366.1	$ 206.5	$ 465.0
Operating income %	12.50%	7.70%	17.30%
Total assets	$ 5,134.1	$ 5,983.8	$ 4,585.1
Capital expenditures	68.1	112.0	131.4
Property, plant and equipment, net	772.0	706.9	701.1
Depreciation/amortization	123.3	117.0	109.9
Change in financial assets			0.0
Operating Segments | CSCI
Segment Reporting Information [Line Items]
Net sales	1,525.7	1,445.6	1,395.2
Operating income (loss)	$ (30.0)	$ 36.1	$ 32.3
Operating income %	(2.00%)	2.50%	2.30%
Total assets	$ 5,883.2	$ 4,425.8	$ 4,872.4
Capital expenditures	26.2	24.0	28.8
Property, plant and equipment, net	154.3	157.2	163.5
Depreciation/amortization	215.3	179.8	177.8
Change in financial assets			0.0
Operating Segments | RX Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	0.0	0.0	0.0
Operating income (loss)	$ 0.0	$ 0.0	$ 0.0
Operating income %	0.00%	0.00%	0.00%
Total assets	$ 0.0	$ 16.1	$ 2,030.9
Capital expenditures	0.0	0.0	0.0
Property, plant and equipment, net	0.0	0.0	0.0
Depreciation/amortization	0.0	0.0	0.0
Change in financial assets			0.0
Unallocated
Segment Reporting Information [Line Items]
Net sales	0.0	0.0	0.0
Operating income (loss)	$ (257.2)	$ 167.8	$ (232.1)
Operating income %	0.00%	0.00%	0.00%
Total assets	$ 0.0	$ 0.0	$ 0.0
Capital expenditures	0.0	0.0	0.0
Property, plant and equipment, net	0.0	0.0	0.0
Depreciation/amortization	$ 0.0	$ 0.0	0.0
Change in financial assets			$ 95.3