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7. INCOME TAXES (Details-Effective rate)
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12 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Effective income tax rate reconciliation | |||
| Statutory rate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate |
| Change in valuation allowance | (11.50%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance | 458.00%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance | 125.50%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance |
| Convertible debt instruments | (297.70%)us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsOther | ||
| Section 382 reduction to loss carryover | (24.20%)peix_EffectiveIncomeTaxRateReconciliationReductionToLossCarryover | (141.10%)peix_EffectiveIncomeTaxRateReconciliationReductionToLossCarryover | (169.40%)peix_EffectiveIncomeTaxRateReconciliationReductionToLossCarryover |
| State income taxes, net of federal benefit | 10.00%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes | (8.20%)us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes | 5.50%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes |
| Stock compensation | (20.90%)us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost | (1.90%)us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost | |
| Change in tax status of PE Op Co. | (1.60%)peix_ChangeInTaxStatus | ||
| Fair value adjustments and warrant inducements | 31.80%peix_FairValueAdjustmentsAndWarrantInducementsTaxRate | ||
| Domestic production gross receipts deduction | (2.00%)peix_DomesticProductionGrossReceiptsDeduction | ||
| Non-deductible items | 0.60%us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther | (27.70%)us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther | 3.60%us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther |
| Other | (1.30%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | 2.60%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | 1.70%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments |
| Effective rate | 36.80%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 0.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 0.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations |
| X | ||||||||||
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- Definition
Change in tax status of PE Op Co. No definition available.
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| X | ||||||||||
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- Definition
Domestic production gross receipts deduction No definition available.
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| X | ||||||||||
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- Definition
Section 382 reduction to loss carryover No definition available.
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| X | ||||||||||
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- Definition
Fair value adjustments and warrant inducements No definition available.
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| X | ||||||||||
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- Definition
Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other deductions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other nondeductible expenses. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to equity-based compensation costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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