XML 109 R65.htm IDEA: XBRL DOCUMENT
v2.4.0.8

SUBSEQUENT EVENTS (Details) (USD $) |  |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Oct. 15, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Oct. 15, 2013 Subsequent Event [Member] | Dec. 31, 2012 Subsequent Event [Member] | Sep. 12, 2013 Subsequent Event [Member] Minimum [Member] | Sep. 12, 2013 Subsequent Event [Member] Maximum [Member] | Dec. 31, 2012 Subsequent Event [Member] Leichtweis Parties [Member] | Dec. 31, 2012 Subsequent Event [Member] Mr Christopher Leichtweis [Member]
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Rate of compensation under indemnification agreement (in hundredths) |  |  |  |  |  |  |  | 0.75% |
Percentage of compensation paid under indemnification agreement (in hundredths) |  |  |  |  |  |  |  | 60.00% |
Officers' Compensation |  |  |  |  |  |  |  |  | $ 324,480
Officers compensation effective period |  |  |  |  |  |  |  |  | 4 years
Annual officers salaries rate of change |  |  |  |  |  |  |  |  | (30,000)
Annual officers salaries change, Term |  |  |  |  |  |  |  |  | 3 years
Potential civil penalties |  |  |  |  | 37,500 |  |  |  |
Proposed consent agreement and final order |  |  |  |  | $ 215,500 |  |  |  |
Reverse Stock Split Ratio | 1-for-5 |  |  | 1-for-5 |  | 1-for-2 | 1-for-7 |  |
Reverse Stock Split Ratio | 1-for-5 |  |  | 1-for-5 |  | 1-for-2 | 1-for-7 |  |
Reverse Stock Split Ratio | 1-for-5 |  |  | 1-for-5 |  | 1-for-2 | 1-for-7 |  |
Number of outstanding Common Stock and treasury shares converted to one common share (in shares) |  |  |  | 5 |  |  |  |  |
Par value of common stock (in dollars per share) |  | $ 0.001 | $ 0.001 | $ 0.001 |  |  |  |  |
Number of authorized shares of Common Stock (in shares) | 75,000,000 | 75,000,000 | 75,000,000 | 75,000,000 |  |  |  |  |
Fractional shares of Common Stock will be issued as a result of the reverse stock split (in shares) |  |  |  | 0 |  |  |  |  |

X
- Definition The annual rate of change in the officers salaries as stipulated in the employment agreement. + References No definition available. + Details
Name: | pesi_AnnualOfficersSalariesChange
Namespace Prefix: | pesi_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The period of time the officers salaries are to be revised under the stipulations of the employment agreement. + References No definition available. + Details
Name: | pesi_AnnualOfficersSalariesChangeTerm
Namespace Prefix: | pesi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of fractional shares issued as the result of a reverse stock split. + References No definition available. + Details
Name: | pesi_FractionalSharesIssued
Namespace Prefix: | pesi_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The period of time over which the officers compensation is fixed at the specified rate. + References No definition available. + Details
Name: | pesi_OfficersCompensationEffectivePeriod
Namespace Prefix: | pesi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refers to percentage of compensation paid under indemnification agreement. + References No definition available. + Details
Name: | pesi_PercentageOfCompensationPaidUnderIndemnificationAgreement
Namespace Prefix: | pesi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum amount of penalties that EPA is authorized to access per day per violation for violation of the Act's provision. + References No definition available. + Details
Name: | pesi_Potentialcivilpenalties
Namespace Prefix: | pesi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of CAFO proposed by EPA to resolve alleged violations. + References No definition available. + Details
Name: | pesi_Proposedconsentagreementandfinalorder
Namespace Prefix: | pesi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Refers to rate of compensation under indemnification agreement. + References No definition available. + Details
Name: | pesi_RateOfCompensationUnderIndemnificationAgreement
Namespace Prefix: | pesi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition As the result of a reverse stock split, the number of outstanding common stock shares and treasury shares combined to one new common stock share. + References No definition available. + Details
Name: | pesi_ReverseStockSplitNumberOfSharesCombinedToNewShare
Namespace Prefix: | pesi_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Description of the ratio used for an approved reverse stock split. + References No definition available. + Details
Name: | pesi_ReverseStockSplitRatio
Namespace Prefix: | pesi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | instant

X
- Definition Face amount or stated value of common stock per share; generally not indicative of the fair market value per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
Name: | us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
Name: | us-gaap_CommonStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Expenditures for salaries of officers. Does not include allocated share-based compensation, pension and post-retirement benefit expense or other labor-related non-salary expense. For commercial and industrial companies, excludes any direct and overhead labor that is included in cost of goods sold. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
Name: | us-gaap_OfficersCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration