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Debt (Details) - USD ($)
 3 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]    
Long-term Debt, Gross $ 448,000,000.0 $ 468,300,000
Unamortized Debt Issuance Expense (4,900,000) (5,100,000)
Long-term Debt and Lease Obligation, Current (900,000) (800,000)
Long-term Debt and Lease Obligation 447,200,000 467,400,000
Finance Lease, Liability 23,000,000.0 23,300,000
Long-term Debt, Fair Value 405,600,000 425,700,000
Line of Credit Facility [Line Items]    
Long-term Debt and Lease Obligation, Including Current Maturities 443,200,000 463,100,000
Long-term debt 442,300,000 462,300,000
Payments of Financing Costs 3,300,000  
Term Loan | Ag West Farm Credit    
Debt Instrument [Line Items]    
Long-term Debt, Gross $ 150,000,000.0 150,000,000.0
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate 9.10%  
Unamortized Debt Issuance Expense $ (2,600,000) (2,800,000)
Long-term Debt, Fair Value 151,200,000 150,600,000
Senior Note Due 2028 [Member]    
Debt Instrument [Line Items]    
Long-term Debt, Gross $ 275,000,000.0 275,000,000.0
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate 4.80%  
Long-term Debt $ 272,800,000 272,600,000
Unamortized Debt Issuance Expense (2,200,000) (2,400,000)
Long-term Debt, Fair Value 254,400,000 255,100,000
Medium-Term Note | Ag West Farm Credit    
Debt Instrument [Line Items]    
Long-term Debt 147,400,000 147,200,000
J P Morgan    
Debt Instrument [Line Items]    
Long-term Debt, Fair Value 0 20,000,000.0
Long-term Line of Credit 0 20,000,000.0
Line of Credit Facility [Line Items]    
Long-term Line of Credit $ 0 $ 20,000,000.0
Long-Term Debt, Percentage Bearing Variable Interest, Percentage Rate 6.70%