Current Developments and Liquidity (Details Narrative) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Net (loss) income attributable to International Isotopes Inc.	$ (422,494)	$ (51,958)
Net cash (used in) provided by operating activities	$ (88,240)	$ (420,576)
Operating license term, description	NRC license for the de-conversion facility for a 40 year operating license.