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Commitments and Contingencies - Additional Information (Detail)
MMBTU in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2020
USD ($)
Dec. 31, 2024
USD ($)
MMBTU
$ / MMBTU
T
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Oct. 04, 2024
USD ($)
May 31, 2024
USD ($)
Oct. 18, 2023
USD ($)
Commitments And Contingencies [Line Items]              
Outstanding letters of credit   $ 400,000          
Estimated share of the annual operating costs of pipeline, minimum   60,000          
Estimated share of the annual operating costs of pipeline, maximum   $ 90,000          
Operating agreement   The initial term of the operating agreement is through December 2053.          
Indemnify the sureties for payments   $ 10,300,000          
Payments under employment and severance agreements   10,600,000          
Accrued liabilities for environmental matters   $ 600,000          
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]   Other Accrued Liabilities, Current, Other Accrued Liabilities, Noncurrent          
Percentage of payment of investigation costs agreed by Hallowell Facility   50.00%          
Liability reserve   $ 0          
Gross plant, property and equipment   1,497,589,000 $ 1,440,736,000        
Depreciation expense on the related plant, property and equipment   74,277,000 68,414,000 $ 66,937,000      
Interest expense, net   $ 34,452,000 41,136,000 $ 46,827,000      
Award of attorneys' fee and expenses           $ 2,400,000  
Aggregate award of attorneys' fee and expenses         $ 600,000    
Global Industrial Inc [Member]              
Commitments And Contingencies [Line Items]              
Amount awarded for labor, service, materials and other $ 7,400,000            
Prejudgment Interest 1,300,000            
Nitric Acid Supply Agreement [Member]              
Commitments And Contingencies [Line Items]              
Required period for notice of termination   180 days          
Supply commitment, description   The initial contract term began in 2021 and extends through 2027          
Term of Renewal   1 year          
Nitric Acid Supply Agreement [Member] | Minimum [Member]              
Commitments And Contingencies [Line Items]              
Quantity of Nitric Acid, Minimum | T   70,000          
Nitric Acid Supply Agreement [Member] | Maximum [Member]              
Commitments And Contingencies [Line Items]              
Quantity of Nitric Acid, Minimum | T   100,000          
Natural Gas Purchase Commitments [Member]              
Commitments And Contingencies [Line Items]              
Natural gas purchase commitments volume | MMBTU   0.6          
Weighted average cost of natural gas per unit | $ / MMBTU   3.7          
Weighted average purchase price of natural gas   $ 2,100,000          
Weighted average natural gas market value per unit | $ / MMBTU   3.82          
Weighted average natural gas market value   $ 2,200,000          
Low Carbon Ammonium Nitrate Solution Agreement [Member]              
Commitments And Contingencies [Line Items]              
Required period for notice of termination   1 year          
Supply commitment, description   The initial contract term began in 2025 with a phasing in of the low carbon contracted volume and extends through 2029.          
Quantity of low carbon ammonium nitrate solution | T   150,000          
Leidos Constructors, LLC [Member] | Global Industrial Inc [Member]              
Commitments And Contingencies [Line Items]              
Payables and accrued liabilities             $ 9,800,000
Pre and Post Judgement Accrued Interest             2,400,000
Gross plant, property and equipment             $ 7,400,000
Depreciation expense on the related plant, property and equipment     1,800,000        
Interest expense, net     $ 2,400,000        
Percentage of accrued post judgement interests             4.25%
Leidos Constructors, LLC [Member] | Global Industrial Inc [Member] | Accounts Payable [Member]              
Commitments And Contingencies [Line Items]              
Claim amount not approved for payment $ 3,500,000