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7. INCOME TAXES (Details-Deferred tax assets) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2014
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Dec. 31, 2013
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| Deferred tax assets: | ||
| Net operating loss carryforward | $ 12,385us-gaap_DeferredTaxAssetsTaxCreditCarryforwards | $ 17,566us-gaap_DeferredTaxAssetsTaxCreditCarryforwards |
| Capital loss carryover | 0us-gaap_DeferredTaxAssetsCapitalLossCarryforwards | 844us-gaap_DeferredTaxAssetsCapitalLossCarryforwards |
| Stock-based compensation | 781us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits | 556us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits |
| Enterprise zone credits | 0us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness | 259us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness |
| Other accrued liabilities | 483us-gaap_DeferredTaxAssetsRegulatoryAssetsAndLiabilities | 395us-gaap_DeferredTaxAssetsRegulatoryAssetsAndLiabilities |
| Convertible debt | 669us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities | 0us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities |
| Fixed assets | 0us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment | 119us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment |
| Inventory | 575us-gaap_DeferredTaxAssetsInventory | 0us-gaap_DeferredTaxAssetsInventory |
| Other | 217us-gaap_DeferredTaxAssetsOther | 217us-gaap_DeferredTaxAssetsOther |
| Total deferred tax assets | 15,110us-gaap_DeferredTaxAssetsGross | 19,956us-gaap_DeferredTaxAssetsGross |
| Deferred tax liabilities: | ||
| Fixed assets | (24,813)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment | 0us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment |
| Investment in New PE Holdco | 0us-gaap_DeferredTaxLiabilitiesInvestments | (11,074)us-gaap_DeferredTaxLiabilitiesInvestments |
| Intangibles | (1,134)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets | (1,325)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets |
| Derivative instruments | (172)us-gaap_DeferredTaxLiabilitiesDerivatives | (226)us-gaap_DeferredTaxLiabilitiesDerivatives |
| Other | (278)us-gaap_DeferredTaxLiabilitiesOther | 0us-gaap_DeferredTaxLiabilitiesOther |
| Total deferred tax liabilities | (26,397)us-gaap_DeferredIncomeTaxLiabilities | (12,625)us-gaap_DeferredIncomeTaxLiabilities |
| Valuation allowance | (4,147)us-gaap_DeferredTaxAssetsValuationAllowance | (8,422)us-gaap_DeferredTaxAssetsValuationAllowance |
| Net deferred tax liabilities | (15,434)us-gaap_DeferredTaxLiabilities | (1,091)us-gaap_DeferredTaxLiabilities |
| Classified in balance sheet as: | ||
| Other current assets | 1,606us-gaap_DeferredTaxAssetsNetCurrent | 0us-gaap_DeferredTaxAssetsNetCurrent |
| Deferred tax liabilties | (17,040)us-gaap_DeferredTaxLiabilitiesCurrent | (1,091)us-gaap_DeferredTaxLiabilitiesCurrent |
| Deferred income taxes | $ (15,434)us-gaap_DeferredTaxLiabilities | $ (1,091)us-gaap_DeferredTaxLiabilities |
| X | ||||||||||
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from property, plant, and equipment. No definition available.
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences derived regulatory assets and liabilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The tax effect as of the balance sheet date of the amount of future tax deductions arising from all unused tax credit carryforwards which have been reduced by a valuation allowance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible general business tax credit carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences net of deferred tax asset attributable to deductible temporary differences and carryforwards after valuation allowances. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Details
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| X | ||||||||||
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from derivatives. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments). No definition available.
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| X | ||||||||||
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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