Derivatives (Effects on Consolidated Statements of Operations and Other Comprehensive Income (Loss)) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized losses on valuation of embedded derivatives		$ 18,584,000
Embedded Derivative Financial Instruments
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized losses on valuation of embedded derivatives			$ 30,838,000
Level 3 | Embedded Derivative Financial Instruments
Derivative Instruments, Gain (Loss) [Line Items]
Net loss for the period including earnings	$ 0	(18,584,000)	(30,838,000)
Commodity Derivatives
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized losses on valuation of embedded derivatives	20,755,000	(7,416,000)	16,525,000
Swap | Soda and sulfur services operating costs
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized losses on valuation of embedded derivatives	(6,953,000)	(31,904,000)	(1,174,000)
Embedded Derivative Financial Instruments
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized losses on valuation of embedded derivatives			30,800,000
Designated as Hedging Instrument | Commodity Derivatives | Onshore facilities and transportation product costs
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized losses on valuation of embedded derivatives	(617,000)	(1,403,000)	7,634,000
Not Designated As Hedging Instrument | Commodity Derivatives | Onshore facilities and transportation product costs, soda and sulfur services operating costs
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized losses on valuation of embedded derivatives	$ 21,372,000	$ (6,013,000)	$ 8,891,000