Segments - Reconciliation of Net Earnings to Total Company Adjusted EBITDA (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	$ 327.8	$ 266.8
Interest expense, net	(38.9)	(43.1)
Depreciation and amortization	(63.2)	(56.9)
Special items
Restructuring charges	(0.5)	0.0
Other restructuring associated costs	(3.1)	(5.3)
Foreign currency exchange loss due to highly inflationary economies	(1.0)	(1.4)
Loss on debt redemption and refinancing activities	(0.7)	0.0
Impairments or downward adjustments	(15.5)	0.0	$ 0.0
Charges related to acquisition and divestiture activity	0.9	(0.3)
Other Special Items	4.1	(0.8)
Pre-tax impact of Special Items	(15.8)	(7.8)
Earnings before income tax provision	209.0	160.4
Corporate
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	(0.9)	1.4
Food
Special items
Restructuring charges	(0.6)	0.2
Food | Operating Segments
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	200.4	156.9
Depreciation and amortization	(36.5)	(31.7)
Protective
Special items
Restructuring charges	0.1	(0.2)
Protective | Operating Segments
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	127.4	109.9
Depreciation and amortization	$ (26.7)	$ (25.2)