Income Taxes - Reconciliation of Statutory to Effective Federal Tax Rate (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Taxes [Abstract]
Net income (loss) before tax and equity in earnings (in Dollars)	$ (14.0)	$ 223.6	$ 107.7
U.S. federal statutory tax rate (in Dollars)	$ (2.9)
U.S. federal statutory tax rate	21.00%	21.00%	21.00%
State and local income taxes, net of federal income tax effect (in Dollars)	$ (3.0)
State and local income taxes, net of federal income tax effect	21.80%	1.40%	(0.10%)
Foreign tax effects of rates different than statutory		4.70%	7.70%
Global Intangible Low-Tax Income (GILTI) (in Dollars)	$ 3.6
Global Intangible Low-Tax Income (GILTI)	(25.40%)	0.10%	1.00%
Foreign Derived Intangible Income (FDII) (in Dollars)	$ (0.8)
Foreign Derived Intangible Income (FDII)	5.50%	(1.00%)	(2.50%)
Other cross-border tax adjustments (in Dollars)	$ 0.3
Other cross-border tax adjustments	(2.50%)
Tax credits (in Dollars)	$ (0.1)
Tax credits	0.70%	(0.70%)	(0.60%)
Debtor-In-Possession Credit Agreement (in Dollars)	$ 10.5
Debtor-In-Possession Credit Agreement	(75.20%)
Depletion (in Dollars)	$ (8.4)
Depletion	60.10%	(4.40%)	(10.30%)
Section 162(m) (in Dollars)	$ 1.5
Section 162(m)	(10.70%)
Previously taxed income - Foreign exchange loss (in Dollars)	$ (3.0)
Previously taxed income - Foreign exchange loss	21.30%
Other permanent differences (in Dollars)	$ 1.6
Other permanent differences	(11.10%)
Changes in unrecognized tax benefits (in Dollars)	$ (0.1)
Changes in unrecognized tax benefits	1.00%	(0.30%)	0.20%
Other adjustments		0.80%	1.70%
Total tax provision (in Dollars)	$ 4.9	$ 59.4	$ 23.7
Consolidated effective tax rate	(35.00%)	26.60%	22.00%
Bankruptcy Funding		3.10%	0.00%
Impact of officer's non-deductible compensation		1.10%	1.90%
Foreign Withholding tax		0.80%	2.00%
Brazil [Member]
Income Taxes [Abstract]
Foreign tax effects of rates different than statutory (in Dollars)	$ 2.2
Foreign tax effects of rates different than statutory	(16.10%)
Other adjustments (in Dollars)	$ (0.1)
Other adjustments	0.60%
China [Member]
Income Taxes [Abstract]
Foreign tax effects of rates different than statutory (in Dollars)	$ 2.7
Foreign tax effects of rates different than statutory	(19.50%)
Other Foreigen Jurisdictions [Member]
Income Taxes [Abstract]
Foreign tax effects of rates different than statutory (in Dollars)	$ 0.8
Foreign tax effects of rates different than statutory	(5.90%)
U.S. [Member]
Income Taxes [Abstract]
Other adjustments (in Dollars)	$ 0.1
Other adjustments	(0.60%)