Summary of Significant Accounting Policies - Additional Information (Details) $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) Segment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Significant Accounting Policies [Line Items]
Number of operating segments | Segment	1
Trade accounts receivable sold	$ 1,589.3	$ 1,102.8
Net discount fees recognized	23.3	6.2
Excess of current cost over the stated LIFO value of inventory	84.6	137.1
Non-cash asset impairment charges	23.7		$ 0.5
Amortization expenses of cloud computing implementation costs	$ 1.0	0.1	0.0
Lease, practical expedients, package [true false]	true
Workers' compensation charge			0.6
Accrued employee healthcare benefits	$ 7.7	9.0
Advertising costs	0.0	0.1	0.2
Research and development costs	$ 9.3	9.3	9.1
ASU No. 2021-10
Significant Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Transition Option Elected [Extensible Enumeration]	us-gaap:AccountingStandardsUpdate202110ProspectiveMember
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Dec. 31, 2022
ASU No. 2020-04
Significant Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted	true
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect	true
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Jun. 30, 2022
TN Fast Track
Significant Accounting Policies [Line Items]
Government grants eligible conditions description	(i) minimum cumulative expenditures towards developmental and/or capital expenditures
TN Performance
Significant Accounting Policies [Line Items]
Government grants eligible conditions description	(i) minimum cumulative expenditures towards developmental and/or capital expenditures; (ii) a minimum number of new full-time employees; and (iii) a minimum average annual wage, all within seven years of our execution of the grant agreement.
IN EDGE Tax Credit
Significant Accounting Policies [Line Items]
Government grants eligible conditions description	(i) minimum cumulative expenditures towards capital expenditures and (ii) a minimum number of full-time employees.
Fabricated Products | Idled Equipment
Significant Accounting Policies [Line Items]
Non-cash asset impairment charges	$ 0.0	$ 0.0	$ 0.5
Minimum
Significant Accounting Policies [Line Items]
Number of days in maturity for debt investment securities to be classified as available for sale securities	90 days
Period over which accounts receivable is due, days	30 days
Maximum
Significant Accounting Policies [Line Items]
Period over which accounts receivable is due, days	90 days