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Note 6 - Equity Investment in Unconsolidated Affiliate (Details Textual)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2025 USD ($) ft²	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) ft²	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2005
Income (Loss) from Equity Method Investments	$ 27,000	$ 97,000	$ 305,000	$ 435,000
INDIA | Harmony [Member]
Number of Stores	4		4
Number Of Stores Owned	3		3
Number Of Stores Rented	1		1
INDIA | Harmony [Member] | Manufacturing Building Products [Member]
Area of Real Estate Property (Square Foot) | ft²	139,000		139,000
INDIA | Harmony [Member] | Manufacturing Coated Material and Sewing Proprietary Disposable Protective Apparel [Member]
Area of Real Estate Property (Square Foot) | ft²	121,000		121,000
INDIA | Harmony [Member] | Sewing Proprietary Disposable Protective Apparel [Member]
Area of Real Estate Property (Square Foot) | ft²	23,000		23,000
INDIA | Harmony [Member] | Manufacturing Of Building Products [Member]
Area of Real Estate Property (Square Foot) | ft²	159,000		159,000
Harmony [Member]
Equity Method Investment, Other than Temporary Impairment			$ 0		$ 0
Expense To Acquire Inventory	$ 5,723,000	5,465,000	15,637,000	16,644,000
Proceeds from Sale of Productive Assets	213,000	61,000	628,000	301,000
Income (Loss) from Equity Method Investments	27,000	$ 97,000	305,000	$ 435,000
Equity Method Investments	5,842,000		5,842,000
Equity Method Investment, Aggregate Cost	1,450,000		1,450,000
Cumulative Equity In Income Of Unconsolidated Affiliate	7,186,000		7,186,000
Proceeds from Equity Method Investment, Distribution, Return of Capital			942,000
Proceeds from Equity Method Investment, Distribution			77,000
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	$ (1,775,000)		$ (1,775,000)
Harmony [Member] | Alpha Pro Tech Engineered Products [Member]
Equity Method Investment, Ownership Percentage						41.70%
Harmony [Member] | Maple Industries and Associates [Member]
Equity Method Investment, Ownership Percentage						58.30%

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CumulativeEquityInIncomeOfUnconsolidatedAffiliate

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Purchases from our Joint venture.

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Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

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This element represents the aggregate cost of investments accounted for under the equity method of accounting.

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Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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Amount of other-than-temporary decline in value that has been recognized against investment accounted for under equity method of accounting.

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

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities.

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