XML 67 R56.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Discontinued Operations - Schedule of Disposal Groups, Including Discontinued Operation Balance Sheet (Details) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Discontinued Operations and Disposal Groups [Abstract] |  |  |
Other assets |  | $ 94 | $ 89
Total current assets |  | 94 | 89
Property, plant and equipment, net | [1] | 81 | 81
Other assets |  | 157 | 195
Total long-term assets |  | 238 | 276
Total assets |  | 332 | 365
Accounts payable |  | 17 | 8
Accrued expenses and other liabilities |  | 269 | 265
Environmental liabilities |  | 226 | 632
Total current liabilities |  | 512 | 905
Closure liabilities |  | 123 | 120
Environmental liabilities |  | 672 | 239
Total long-term liabilities |  | 795 | 359
Total liabilities |  | $ 1,307 | $ 1,264
[1] | Net of accumulated depreciation of $10,000 for each period presented.

X
- Definition Amount classified as current assets attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrentNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount classified as environmental liabilities attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentEnvironmentalLiabilities
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount classified as accounts payable and accrued liabilities attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndOtherLiabilities
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount classified as accounts payable attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrentNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount classified as current and noncurrent assets attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationAssetsNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount classified as assets attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationAssetsNotHeldForSaleNoncurrent
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount classified as other assets attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationOtherAssetsCurrentNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount classified as assets attributed to disposed group held for sale or disposed of expected to be disposed of within one year or the normal operating cycle if longer, or assets retained by the company upon diversification of facility. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationOtherAssetsNotHeldForSaleNoncurrent
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount classified as property, plant and equipment attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNotHeldForSaleNoncurrent
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount classified as liabilities attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrentNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount classified as liabilities attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrentNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount classified as liabilities attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents closure liabilities of discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationsClosureLiabilitiesNotHeldForSale
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount classified as environmental liabilities attributable to discontinued operations not held for sale. + References No definition available. + Details
Name: | PESI_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationsEnvironmentalLiabilities
Namespace Prefix: | PESI_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration