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Note 8 - Divestitures and Discontinued Operations (Details) (USD $)
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12 Months Ended | 0 Months Ended | ||||
|---|---|---|---|---|---|---|
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Dec. 31, 2014
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Dec. 31, 2013
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Nov. 10, 2014
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Jun. 30, 2014
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Aug. 14, 2013
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Jul. 29, 2014
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| Note 8 - Divestitures and Discontinued Operations (Details) [Line Items] | ||||||
| Gain (Loss) on Disposition of Business | $ (53,000)us-gaap_GainLossOnSaleOfBusiness | |||||
| Disposal Group, Including Discontinued Operation, Revenue | 1,789,000us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue | |||||
| Number of Previously Shut Down Locations | 2pesi_NumberOfPreviouslyShutDownLocations | |||||
| Property, Plant and Equipment, Net | 22,824,000us-gaap_PropertyPlantAndEquipmentNet | 26,060,000us-gaap_PropertyPlantAndEquipmentNet | ||||
| Discontinued Operation, Tax Effect of Discontinued Operation | 1,164,000us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation | |||||
| Disposal Group, Including Discontinued Operation, Assets, Including Not Held for Sale | 701,000pesi_AssetsOfDisposalGroupIncludingDiscontinuedOperationIncludingNotHeldForSale | 4,481,000pesi_AssetsOfDisposalGroupIncludingDiscontinuedOperationIncludingNotHeldForSale | ||||
| Disposal Group, Including Discontinued Operation, Liabilities, Including Not Held For Sale | 2,727,000pesi_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationIncludingNotHeldForSale | 4,596,000pesi_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationIncludingNotHeldForSale | ||||
| Allowance for Doubtful Accounts Receivable | 0us-gaap_AllowanceForDoubtfulAccountsReceivable | 13,000us-gaap_AllowanceForDoubtfulAccountsReceivable | ||||
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment | 47,123,000us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | 43,616,000us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | ||||
| Number Of Remediation Projects | 4pesi_NumberOfRemediationProjects | |||||
| Accrual for Environmental Loss Contingencies | 1,016,000us-gaap_AccrualForEnvironmentalLossContingencies | 1,031,000us-gaap_AccrualForEnvironmentalLossContingencies | ||||
| Accrued Environmental Loss Contingencies, Current | 728,000us-gaap_AccruedEnvironmentalLossContingenciesCurrent | |||||
| Accrual for Environmental Loss Contingencies, Period Increase (Decrease) | 15,000us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease | |||||
| Other Expense [Member] | SYA [Member] | ||||||
| Note 8 - Divestitures and Discontinued Operations (Details) [Line Items] | ||||||
| Gain (Loss) on Disposition of Business |
(53,000)us-gaap_GainLossOnSaleOfBusiness / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember / us-gaap_IncomeStatementLocationAxis = us-gaap_OtherExpenseMember |
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| PFSG Facility Fire Damage [Member] | PFSG [Member] | ||||||
| Note 8 - Divestitures and Discontinued Operations (Details) [Line Items] | ||||||
| Asset Impairment Charges |
130,000us-gaap_AssetImpairmentCharges / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pesi_PFSGFacilityFireDamageMember |
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| Maximum Deductible Amount in Insurance for General Liability |
300,000pesi_MaximumDeductibleAmountInInsuranceForGeneralLiability / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pesi_PFSGFacilityFireDamageMember |
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| Cost Incurred Including Impairment for Property Damage and Disposal |
6,859,000pesi_CostIncurredIncludingImpairmentForPropertyDamageAndDisposal / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pesi_PFSGFacilityFireDamageMember |
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| Proceeds from Insurance Settlement, Investing Activities |
3,664,000us-gaap_ProceedsFromInsuranceSettlementInvestingActivities / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pesi_PFSGFacilityFireDamageMember |
391,000us-gaap_ProceedsFromInsuranceSettlementInvestingActivities / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pesi_PFSGFacilityFireDamageMember |
3,850,000us-gaap_ProceedsFromInsuranceSettlementInvestingActivities / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pesi_PFSGFacilityFireDamageMember |
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| Insurance Settlements Receivable |
2,995,000us-gaap_InsuranceSettlementsReceivable / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pesi_PFSGFacilityFireDamageMember |
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| Assets Held-for-sale [Member] | ||||||
| Note 8 - Divestitures and Discontinued Operations (Details) [Line Items] | ||||||
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment |
0us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |
45,000us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |
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| Not Held For Sale [Member] | ||||||
| Note 8 - Divestitures and Discontinued Operations (Details) [Line Items] | ||||||
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment |
10,000us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / us-gaap_MajorPropertyClassAxis = pesi_NotHeldForSaleMember |
10,000us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / us-gaap_MajorPropertyClassAxis = pesi_NotHeldForSaleMember |
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| SYA [Member] | ||||||
| Note 8 - Divestitures and Discontinued Operations (Details) [Line Items] | ||||||
| Proceeds from Divestiture of Businesses |
1,300,000us-gaap_ProceedsFromDivestitureOfBusinesses / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Disposal Group, Capital Stock Sold, Percentage |
100.00%pesi_DisposalGroupCapitalStockSoldPercentage / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Disposal Group, Working Capital Adjustment |
(42,000)pesi_DisposalGroupWorkingCapitalAdjustment / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
60,000pesi_DisposalGroupWorkingCapitalAdjustment / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Escrow Deposit |
50,000us-gaap_EscrowDeposit / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Escrow Deposit, Term | 1 year | |||||
| Disposal Group, Including Discontinued Operation, Other Expense |
96,000us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Gain (Loss) on Disposition of Business |
(53,000)us-gaap_GainLossOnSaleOfBusiness / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Discontinued Operation, Tax Effect of Other Income (Loss) from Disposition of Discontinued Operation |
0us-gaap_DiscontinuedOperationTaxEffectOfOtherIncomeLossFromDispositionOfDiscontinuedOperation / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Disposal Group, Including Discontinued Operation, Revenue |
2,564,736us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| Disposal Group, Including Discontinued Operation, Gross Profit (Loss) |
(621,288)us-gaap_DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_SYAMember |
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| PFSG [Member] | ||||||
| Note 8 - Divestitures and Discontinued Operations (Details) [Line Items] | ||||||
| Proceeds from Insurance Settlement, Investing Activities |
1,500,000us-gaap_ProceedsFromInsuranceSettlementInvestingActivities / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember |
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| Tangible Asset Impairment Charges |
723,000us-gaap_TangibleAssetImpairmentCharges / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember |
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| Property, Plant and Equipment, Net |
0us-gaap_PropertyPlantAndEquipmentNet / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember |
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| Accrual for Environmental Loss Contingencies, Period Increase (Decrease) |
$ 15,000us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = pesi_PFSGMember |
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| X | ||||||||||
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- Definition
Amount classified as assets attributable to disposal group held for sale, disposed of, including assets not held for sale. No definition available.
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| X | ||||||||||
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- Definition
Represents the total cost incurred including impairment for property damage and disposal. No definition available.
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| X | ||||||||||
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- Definition
Represents the percentage of capital stock sold in a disposal group. No definition available.
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| X | ||||||||||
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- Definition
Represents the working capital adjustment from a disposal group. No definition available.
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| X | ||||||||||
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- Definition
Represents the period of time an amount must stay in escrow. No definition available.
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| X | ||||||||||
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- Definition
Amount classified as liabilities attributable to disposal group held for sale or disposed of, including liabilities not held for sale. No definition available.
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| X | ||||||||||
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- Definition
Represents the maximum deductible amount in insurance for general liability. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Number of previously shut down locations. No definition available.
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| X | ||||||||||
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- Definition
Represents the number of remediation projects in progress. No definition available.
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| X | ||||||||||
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- Definition
Total costs accrued as of the balance sheet date for environmental loss contingencies. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Increase (decrease) in the accrual for environmental loss contingencies during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Carrying value of the obligation (known or estimated) arising from requirements to perform activities to remediate one or more sites, payable in twelve months or in the next operating cycle if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
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. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Tax expense or benefit on other income (loss) amounts relating to a disposal group that is classified as a component of the entity, exclusive of the following elsewhere enumerated categories: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of gross profit attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of other expense attributable to disposal group. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment. No definition available.
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| X | ||||||||||
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- Definition
Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy. No definition available.
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| X | ||||||||||
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- Definition
The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The cash inflow from the amounts received by the insured under the terms of an insurance contract settlement. This element pertains only to insurance proceeds related to investments, for example fixed assets. It excludes insurance settlements classified as operating cash flows. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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