Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net sales	$ 1,381.8	$ 1,400.4	$ 4,111.4	$ 4,236.0
Cost of sales	968.5	966.8	2,875.0	2,887.1
Gross profit	413.3	433.6	1,236.4	1,348.9
Selling, general and administrative expenses	181.8	196.0	582.6	605.6
(Loss) Gain on disposal of businesses and property and equipment, net	(48.7)	(0.3)	(55.2)	5.1
Amortization expense of intangible assets	15.4	8.7	46.0	27.0
Restructuring charges (Note 12)	9.8	0.6	9.2	4.6
Operating profit	157.6	228.0	543.4	716.8
Interest expense, net	(70.1)	(40.9)	(196.6)	(119.3)
Other expense, net (Note 21)	(9.6)	(3.1)	(33.0)	(47.4)
Earnings before income tax provision	77.9	184.0	313.8	550.1
Income tax provision (Note 17)	20.3	51.4	99.4	153.5
Net earnings from continuing operations	57.6	132.6	214.4	396.6
(Loss) Gain on sale of discontinued operations, net of tax	(1.0)	1.6	3.2	0.7
Net earnings	$ 56.6	$ 134.2	$ 217.6	$ 397.3
Basic:
Continuing operations (in dollars per share)	$ 0.40	$ 0.91	$ 1.49	$ 2.71
Discontinued operations (in dollars per share)	(0.01)	0.01	0.02	0.01
Net earnings per common share - basic (in dollars per share)	0.39	0.92	1.51	2.72
Diluted:
Continuing operations (in dollars per share)	0.40	0.91	1.48	2.68
Discontinued operations (in dollars per share)	(0.01)	0.01	0.02	0.01
Net earnings per common share - diluted (n dollars per share)	$ 0.39	$ 0.92	$ 1.50	$ 2.69
Weighted average number of common shares outstanding: (Note 22)
Basic (in shares)	144.5	145.2	144.3	146.3
Diluted (in shares)	144.9	146.6	144.8	147.8