Note 7 - Commitments and Contingencies (Details Textual)		6 Months Ended
	Oct. 02, 2014	Jun. 30, 2025 USD ($)	Feb. 08, 2024 USD ($)
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Disposal Group, Including Discontinued Operation, Consideration			$ 12,500,000
Asset Pledged as Collateral [Member] \| Surety Bond [Member]
Money Market Funds, at Carrying Value		$ 1,462,280
Contract With the DOE for the Irradiation of Cobalt Targets [Member]
Contract Term (Year)	10 years
Other Commitments, Annual Fixed Price, Escalation Percent	5.00%
Revenue from Contract with Customer Benchmark [Member] \| Customer Concentration Risk [Member]
Number of Major Customers		3
Revenue from Contract with Customer Benchmark [Member] \| Customer Concentration Risk [Member] \| Three Customers [Member]
Concentration Risk, Percentage		32.00%
Revenue from Contract with Customer Benchmark [Member] \| Customer Concentration Risk [Member] \| One Customer [Member] \| Theranostics Products [Member]
Concentration Risk, Percentage		18.00%

INTERNATIONAL ISOTOPES INC 10-Q