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7. INCOME TAXES (Details-Tax jurisdictions) | Dec. 31, 2013
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Federal [Member] |
Tax Years | 2010 – 2012
Arizona [Member] |
Tax Years | 2010 – 2012
California [Member] |
Tax Years | 2009 – 2012
Colorado [Member] |
Tax Years | 2009 – 2012
Idaho [Member] |
Tax Years | 2010 – 2012
Oregon [Member] |
Tax Years | 2010 – 2012

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- Definition Juridictions for taxes + References No definition available. + Details
Name: | peix_Juridictions
Namespace Prefix: | peix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | instant