Segment Information - Summarized Financial Information by Reportable Segments (Footnote) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Oct. 31, 2019	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Loss on early extinguishment of debt				$ 0	$ (19,219)
Interest and financing expenses		$ (29,332)	$ (29,691)	(81,686)	(98,934)
Additions and changes in estimates				$ 1,869
Lithium Hydroxide Conversion Assets
Segment Reporting Information [Line Items]
Ownership percentage	40.00%			40.00%
Revision of Prior Period, Error Correction, Adjustment
Segment Reporting Information [Line Items]
Interest and financing expenses					17,500
Interest Expense
Segment Reporting Information [Line Items]
Loss on early extinguishment of debt					19,200
Selling, general and administrative expenses
Segment Reporting Information [Line Items]
Severance costs		1,800		$ 9,200
Other Restructuring Costs		700	1,400	2,100	3,400
Gain (loss) on sale of properties		(300)			4,300
Retention Payment Expense			1,900		1,900
Additions and changes in estimates				1,900	2,800
Selling, general and administrative expenses | Financial Improvement Plan
Segment Reporting Information [Line Items]
Multiemployer plan, period contributions				1,000
Cost of goods sold
Segment Reporting Information [Line Items]
Retention Payment Expense			2,700		2,700
Litigation Settlement, Expense					500
Other Expense
Segment Reporting Information [Line Items]
Gain in fair value of preferred equity		8,200		10,900
Insurance Proceeds		$ 7,200		7,200
Reversal of Divestiture Liability			3,000		3,000
Revision of tax indemnification expense (gain) loss			$ (1,100)	3,900	(1,100)
Asset Retirement Obligation, Liabilities Incurred				$ 3,600
Proceeds from Legal Settlements					$ 600