XML 26 R28.htm IDEA: XBRL DOCUMENT v2.4.0.8

Note 3 - Reduction in Authorized Shares (Details)	Sep. 30, 2014	Sep. 19, 2014	Sep. 18, 2014	Dec. 31, 2013
Reduction Of Authorized Shares [Abstract]
Common Stock, Shares Authorized	30,000,000	30,000,000	75,000,000	75,000,000

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- Details

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Namespace Prefix:	pesi_
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- 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

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