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INCOME TAXES (Details) (USD $)
In Thousands, unless otherwise specified |
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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| Current | |||
| Federal | $ 0us-gaap_CurrentFederalTaxExpenseBenefit | $ 0us-gaap_CurrentFederalTaxExpenseBenefit | $ 0us-gaap_CurrentFederalTaxExpenseBenefit |
| State | 0us-gaap_CurrentStateAndLocalTaxExpenseBenefit | 0us-gaap_CurrentStateAndLocalTaxExpenseBenefit | 0us-gaap_CurrentStateAndLocalTaxExpenseBenefit |
| Current Income Tax Expense (Benefit) | 0us-gaap_CurrentIncomeTaxExpenseBenefit | 0us-gaap_CurrentIncomeTaxExpenseBenefit | 0us-gaap_CurrentIncomeTaxExpenseBenefit |
| Deferred | |||
| Federal | (2,471)us-gaap_DeferredFederalIncomeTaxExpenseBenefit | 1,216us-gaap_DeferredFederalIncomeTaxExpenseBenefit | (618)us-gaap_DeferredFederalIncomeTaxExpenseBenefit |
| State | (74)us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit | (999)us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit | 1,377us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit |
| Deferred Income Tax Expense (Benefit) | (2,545)us-gaap_DeferredIncomeTaxExpenseBenefit | 217us-gaap_DeferredIncomeTaxExpenseBenefit | 759us-gaap_DeferredIncomeTaxExpenseBenefit |
| Total | (2,545)prph_IncomeTaxesFromContinuingOperationsOfCurrentAndDeferredIncomeTaxes | 217prph_IncomeTaxesFromContinuingOperationsOfCurrentAndDeferredIncomeTaxes | 759prph_IncomeTaxesFromContinuingOperationsOfCurrentAndDeferredIncomeTaxes |
| Income taxes from continuing operations before valuation allowance | (2,545)prph_IncomeTaxesFromContinuingOperationsBeforeValuationAllowances | 217prph_IncomeTaxesFromContinuingOperationsBeforeValuationAllowances | 759prph_IncomeTaxesFromContinuingOperationsBeforeValuationAllowances |
| Change in valuation allowance | 2,545us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount | (217)us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount | (759)us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount |
| Income tax (benefit) | 0us-gaap_IncomeTaxExpenseBenefit | 0us-gaap_IncomeTaxExpenseBenefit | 0us-gaap_IncomeTaxExpenseBenefit |
| Total | $ 0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems | $ 0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems | $ 0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems |
| X | ||||||||||
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- Definition
The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations before deduction of valuation allowance. No definition available.
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| X | ||||||||||
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- Definition
Amount of income tax from continuing operations net of current and deferred income tax expense (benefit). No definition available.
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| X | ||||||||||
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- Definition
Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of current income tax expense (benefit) pertaining to taxable income (loss) from 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
Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of deferred income tax expense (benefit) pertaining to income (loss) from 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
Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount 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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- Definition
The sum of current income tax expense or benefit and deferred income tax expense or benefit pertaining to continuing operations, tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items, and tax effect of gains and losses from events or transactions meeting the criteria to be classified as an extraordinary item. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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