Revenues from Contracts with Customers and Other Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Total operating revenue	$ 1,175	$ 533
Ethanol sales and related products, net
Disaggregation of Revenue [Line Items]
Total operating revenue	240	50
Hydrocarbon revenue
Disaggregation of Revenue [Line Items]
Total operating revenue	81	483
Renewable natural gas commodity
Disaggregation of Revenue [Line Items]
Total operating revenue	640	0
Environmental attribute revenue
Disaggregation of Revenue [Line Items]
Total operating revenue	$ 214	$ 0