Quarterly report pursuant to Section 13 or 15(d)


Cover - shares
3 Months Ended
Mar. 31, 2024
May 07, 2024
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Mar. 31, 2024  
Document Fiscal Year Focus 2024  
Document Fiscal Period Focus Q1  
Entity Information [Line Items]    
Entity Registrant Name ALTO INGREDIENTS, INC.  
Entity Central Index Key 0000778164  
Entity File Number 000-21467  
Entity Tax Identification Number 41-2170618  
Entity Incorporation, State or Country Code DE  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company false  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Contact Personnel [Line Items]    
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  
Entity Phone Fax Numbers [Line Items]    
City Area Code (916)  
Local Phone Number 403-2123  
Entity Listings [Line Items]    
Title of 12(b) Security Common Stock, $0.001 par value  
Trading Symbol ALTO  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   76,628,808