Consolidated Statements of Operations - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Net sales	$ 2,227.8	$ 2,032.5	$ 1,720.2
Cost of sales	1,802.6	1,668.0	1,413.0
Gross profit	425.2	364.5	307.2
Operating costs and expenses:
Engineering, selling and administrative expenses	328.3	281.0	258.5
Asset impairment expense	0.0	171.9	1.9
Amortization of intangible assets	3.2	3.1	1.4
Restructuring (income) expense	1.3	1.5	(1.1)
Total operating costs and expenses	332.8	457.5	260.7
Operating income (loss)	92.4	(93.0)	46.5
Other income (expense):
Interest expense	(33.9)	(31.6)	(28.9)
Amortization of deferred financing fees	(1.3)	(1.4)	(1.5)
Other income (expense) — net	(13.0)	5.8	1.0
Total other expense - net	(48.2)	(27.2)	(29.4)
Income (loss) before income taxes	44.2	(120.2)	17.1
Provision for income taxes	5.0	3.4	6.1
Net income (loss)	$ 39.2	$ (123.6)	$ 11.0
Per Share Data
Basic income (loss) per common share	$ 1.12	$ (3.51)	$ 0.32
Diluted income (loss) per share	$ 1.09	$ (3.51)	$ 0.31

The aggregate total costs related to engineering, selling and administrative expenses. Engineering expenses pertains to improving existing products and developing new products, selling administrative expenses relate to selling a firm's product and services, as well as all other general and administrative expenses. It includes direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products. Finally general and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

No definition available.