XML 55 R42.htm IDEA: XBRL DOCUMENT v3.23.1

DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION (Details Narrative) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2022
Total assets and liabilities under variable interest rate			$ 0
Sale of interest in subsidiaries		100.00%
PFM Poland [Member]
Sale of interest in subsidiaries	100.00%
Perma Fix ERRG [Member]
Ownership percentage			51.00%
Engineering Remediation Resources Group Inc [Member]
Ownership percentage			49.00%

X

- Definition

Sales of interest percentage.

+ References

No definition available.

+ Details

Name:	PESI_SalesOfInterestPercentage
Namespace Prefix:	PESI_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total assets and liabilities.

+ References

No definition available.

+ Details

Name:	PESI_TotalAssetsAndLiabilities
Namespace Prefix:	PESI_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	srt_ConsolidatedEntitiesAxis=PESI_PFMPolandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=PESI_PermaFixERRGMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=PESI_EngineeringRemediationResourcesGroupIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: