Annual report pursuant to Section 13 and 15(d)

6. DEBT (Details Narrative)

v2.4.1.9
6. DEBT (Details Narrative) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Plant Owner's third-party term debt $ 17,003,000us-gaap_MediumTermNotes $ 31,678,000us-gaap_MediumTermNotes  
Note payable related party 0us-gaap_NotesPayableRelatedPartiesCurrentAndNoncurrent 750,000us-gaap_NotesPayableRelatedPartiesCurrentAndNoncurrent  
Interest expense on related party debt 14,795,000us-gaap_InterestExpenseRelatedParty    
Interest expense on all debt 6,546,000us-gaap_InterestExpenseDebt 12,680,000us-gaap_InterestExpenseDebt 12,314,000us-gaap_InterestExpenseDebt
Plant Owners      
Plant Owner's third-party term debt 17,003,000us-gaap_MediumTermNotes
/ us-gaap_ShortTermDebtTypeAxis
= peix_PlantOwnersMember
   
Line of Credit [Member] | Kinergy [Member]      
Line of credit maximum borrowing capacity 30,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= peix_KinergyMember
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
   
Line of credit 17,530,000us-gaap_LineOfCredit
/ us-gaap_CreditFacilityAxis
= peix_KinergyMember
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
19,042,000us-gaap_LineOfCredit
/ us-gaap_CreditFacilityAxis
= peix_KinergyMember
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
 
Maturity date Dec. 31, 2016    
Line of Credit [Member] | Plant Owners      
Line of credit remaining borrowing availability 19,473,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= peix_PlantOwnersMember
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
   
Line of credit $ 0us-gaap_LineOfCredit
/ us-gaap_CreditFacilityAxis
= peix_PlantOwnersMember
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
$ 35,378,000us-gaap_LineOfCredit
/ us-gaap_CreditFacilityAxis
= peix_PlantOwnersMember
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember