Annual report pursuant to section 13 and 15(d)

Document And Entity Information

v2.4.0.6
Document And Entity Information (USD $)
12 Months Ended
Dec. 31, 2011
Mar. 07, 2012
Jun. 30, 2011
Document and Entity Information [Abstract]      
Entity Registrant Name Pacific Ethanol, Inc.    
Document Type 10-K    
Current Fiscal Year End Date --12-31    
Entity Common Stock, Shares Outstanding   86,803,933  
Entity Public Float     $ 20,000,000
Amendment Flag false    
Entity Central Index Key 0000778164    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Smaller Reporting Company    
Entity Well-known Seasoned Issuer No    
Document Period End Date Dec. 31, 2011    
Document Fiscal Year Focus 2011    
Document Fiscal Period Focus FY