Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 415.7	$ 327.3	$ 767.7	$ 600.9
Cost of products sold	334.3	260.1	626.3	503.0
Gross Profit	81.4	67.2	141.4	97.9
Selling, general and administrative expenses	21.7	21.0	40.2	40.5
Restructuring charges	0.4	1.0	0.8	1.6
Loss (gain) on sale or disposal of assets, net	0.5	0.4	0.6	0.4
Impairment charges	0.0	0.0	0.0	8.2
Interest expense, net	0.6	1.7	1.8	3.5
Loss on extinguishment of debt	26.0	0.0	43.0	0.0
Other (income) expense, net	(43.8)	(12.3)	(59.0)	(21.7)
Income (Loss) Before Income Taxes	76.0	55.4	114.0	65.4
Provision (benefit) for income taxes	1.5	1.4	2.4	1.6
Net Income (Loss)	$ 74.5	$ 54.0	$ 111.6	$ 63.8
Per Share Data:
Basic earnings (loss) per share	$ 1.60	$ 1.18	$ 2.40	$ 1.40
Diluted earnings (loss) per share	$ 1.42	$ 0.98	$ 2.12	$ 1.19