Nature of Business, Financial Condition and Basis of Presentation (Details) milking_cow in Thousands, ft² in Thousands, lb in Millions	Sep. 30, 2022 a ft² milking_cow dairy lb gal
Nature of Business, Financial Condition and Basis of Presentation [Line Items]
Number of dairies | dairy	3
Number of milking cows | milking_cow	20
Lake Preston, South Dakota | Sustainable Aviation Fuel (SAF)
Nature of Business, Financial Condition and Basis of Presentation [Line Items]
Project production capacity (in gallon per year) | gal	62,000,000
Lake Preston, South Dakota | Hydrocarbon revenue
Nature of Business, Financial Condition and Basis of Presentation [Line Items]
Project production capacity (in gallon per year) | gal	55
Lake Preston, South Dakota | High-Value Protein Products
Nature of Business, Financial Condition and Basis of Presentation [Line Items]
Project production capacity (in pound per year) | lb	475
Lake Preston, South Dakota | Corn Oil
Nature of Business, Financial Condition and Basis of Presentation [Line Items]
Project production capacity (in pound per year) | lb	30
Luverne, Minnesota | Land
Nature of Business, Financial Condition and Basis of Presentation [Line Items]
Area of land (in acres) | a	55
Luverne, Minnesota | Building and Building Improvements
Nature of Business, Financial Condition and Basis of Presentation [Line Items]
Area of real estate property | ft²	50