Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

Document And Entity Information - shares
3 Months Ended
Mar. 31, 2023
May 08, 2023
Document Information Line Items    
Entity Registrant Name Alto Ingredients, Inc.  
Trading Symbol ALTO  
Document Type 10-Q  
Current Fiscal Year End Date --12-31  
Entity Common Stock, Shares Outstanding   76,105,690
Amendment Flag false  
Entity Central Index Key 0000778164  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Document Period End Date Mar. 31, 2023  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q1  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 000-21467  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 41-2170618  
Entity Address, Address Line One 1300 South Second Street  
Entity Address, City or Town Pekin  
Entity Address, State or Province IL  
Entity Address, Postal Zip Code 61554  
City Area Code (916)  
Local Phone Number 403-2123  
Title of 12(b) Security Common Stock, $0.001 par value  
Security Exchange Name NASDAQ  
Entity Interactive Data Current Yes