Alto Ingredients, Inc. Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details) $ in Thousands	12 Months Ended
Commitments and Contingencies (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Commitments and Contingencies (Details) [Line Items]
Indexed price purchase contracts gallons	155,326,000
Open fixed-price sales contracts valued	$ 18,758,000
Future commitments for capital projects	19,400,000
Sales Contracts [Member]
Commitments and Contingencies (Details) [Line Items]
Open fixed-price sales contracts valued	$ 205,701,000
Open indexed-price sales contracts tons	5,054,000
Purchase Contracts [Member] \| Alcohol from Suppliers [Member]
Commitments and Contingencies (Details) [Line Items]
Indexed price purchase contracts gallons	62,748,000
Fixed-price purchase contracts value	$ 153,986,000
Purchase Contracts [Member] \| Corn from Suppliers [Member]
Commitments and Contingencies (Details) [Line Items]
Fixed-price purchase contracts value	$ 52,022,000
Purchase Contracts [Member] \| Natural Gas [Member]
Commitments and Contingencies (Details) [Line Items]
Indexed price purchase contracts gallons	3,900,000
Fixed-price purchase contracts value	$ 18,300,000