v3.26.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 1,702,000	$ 1,646,000
Operating lease remaining lease term description	one to four years
Finance lease remaining lease term description	one to five years
Risks and Uncertainties [Abstract]
Revenue	$ 61,674,000	59,117,000
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Government Clients [Member]
Risks and Uncertainties [Abstract]
Revenue	$ 39,243,000	$ 40,550,000
Concentration risk percentage	63.60%	68.60%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Customer One [Member]
Risks and Uncertainties [Abstract]
Concentration risk percentage	19.80%	14.30%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Customers Two [Member]
Risks and Uncertainties [Abstract]
Concentration risk percentage	19.60%	11.50%
Building [Member] \| Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	10 years
Building [Member] \| Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	40 years
Office Furniture and Equipment [Member] \| Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	3 years
Office Furniture and Equipment [Member] \| Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	7 years

Finance lease weighted average remaining lease term.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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PERMA FIX ENVIRONMENTAL SERVICES INC 10-K