Segments - Reconciliation of U.S. GAAP Net Earnings to Non-U.S. GAAP Total Company Adjusted EBITDA (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	$ 1,134.6	$ 1,055.5	$ 979.2
Interest expense, net	(167.8)	(174.4)	(184.1)
Depreciation and amortization, net of adjustments	(232.2)	(216.5)	(184.5)
Special Items:
Restructuring charges	(14.5)	(11.0)	(41.9)
Other restructuring associated costs	(16.5)	(19.5)	(60.3)
Foreign currency exchange loss due to highly inflationary economies	(3.6)	(4.7)	(4.6)
Loss on debt redemption and refinancing activities	(18.6)	0.0	(16.1)
Increase in fair value of equity investment	6.6	15.1	0.0
Impairment of debt investment	(8.0)	0.0	0.0
Charges related to acquisition and divestiture activity	(2.6)	(7.1)	(14.9)
Charges related to the Novipax settlement agreement	0.0	0.0	(59.0)
Gain on sale of Reflectix	45.3	0.0	0.0
Other Special Items	(3.5)	(6.8)	(29.1)
Pre-tax impact of Special Items	(15.4)	(34.0)	(225.9)
Earnings before income tax provision	716.2	626.2	370.3
Food
Special Items:
Restructuring charges	(7.2)	(3.2)	(23.5)
Food | Operating Segments
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	688.4	647.5	629.3
Protective
Special Items:
Restructuring charges	(7.3)	(7.8)	(18.4)
Protective | Operating Segments
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	$ 446.2	$ 408.0	$ 349.9