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INCOME TAXES (Details 1) (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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| Income Taxes [Line Items] | |||
| Statutory rate - federal | $ (2,662)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | $ 138us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | $ (661)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate |
| State taxes, net of federal benefit | (51)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | 17us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | 1,377us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes |
| Permanent differences and other | 168us-gaap_IncomeTaxReconciliationNondeductibleExpense | 62us-gaap_IncomeTaxReconciliationNondeductibleExpense | 43us-gaap_IncomeTaxReconciliationNondeductibleExpense |
| Income tax from continuing operation before valuation allowance | (2,545)prph_IncomeTaxReconciliationIncomeTaxExpenseBenefitContinuingOperationsBeforeValuationAllowance | 217prph_IncomeTaxReconciliationIncomeTaxExpenseBenefitContinuingOperationsBeforeValuationAllowance | 759prph_IncomeTaxReconciliationIncomeTaxExpenseBenefitContinuingOperationsBeforeValuationAllowance |
| Change in valuation allowance | 2,545us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance | (217)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance | (759)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance |
| Income tax (benefit) | 0us-gaap_IncomeTaxExpenseBenefit | 0us-gaap_IncomeTaxExpenseBenefit | 0us-gaap_IncomeTaxExpenseBenefit |
| Total | $ 0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems | $ 0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems | $ 0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems |
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- Details
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- Definition
The sum of the current income tax expense (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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- 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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- 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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- Definition
Amount 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 increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount 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 nondeductible expenses. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount 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 state and local income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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