Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 753,526	$ 1,113,032
Accounts receivable	1,043,721	796,128
Inventories	582,298	837,787
Prepaids and other current assets	315,477	1,247,430
Total current assets	2,695,022	3,994,377
Long-term assets
Restricted cash	830,736	638,660
Property, plant and equipment, net	4,254,512	4,489,551
Capitalized lease disposal costs, net	251,403
Financing lease right-of-use asset	20,134	24,642
Operating lease right-of-use asset	2,458,080	2,539,580
Goodwill	1,384,255	1,384,255
Patents and other intangibles, net	4,030,552	4,025,684
Total long-term assets	13,229,672	13,102,372
Total assets	15,924,694	17,096,749
Current liabilities
Accounts payable	1,182,902	2,115,348
Accrued liabilities	1,140,232	1,204,672
Unearned revenue	880,731	1,160,274
Current portion of operating lease right-of-use liability	113,265	86,494
Current portion of financing lease liability	8,346	7,786
Current portion of related party notes payable, net of debt discount	616,647	606,589
Current installments of notes payable	321,578	480,889
Current portion of mandatorily redeemable preferred stock, net of debt discount	4,687,739
Total current liabilities	8,951,440	5,662,052
Long-term liabilities
Related party notes payable, net of current portion and debt discount	929,669	487,470
Notes payable, net of current portion	73,264	57,202
Asset retirement obligation	879,939	588,105
Financing lease liability, net of current portion	10,556	16,888
Operating lease right-of-use liability, net of current portion	2,395,348	2,484,359
Mandatorily redeemable convertible preferred stock, net of current portion and discount		4,913,421
Total long-term liabilities	4,288,776	8,547,445
Total liabilities	13,240,216	14,209,497
Stockholders' equity
Common stock, $0.01 par value; 750,000,000 shares authorized; 502,410,235 and 424,344,298 shares issued and outstanding respectively	5,024,102	4,243,443
Additional paid in capital	124,441,518	122,191,837
Accumulated deficit	(126,781,142)	(125,861,734)
Equity attributable to International Isotopes Inc. stockholders	2,684,478	573,546
Equity attributable to noncontrolling interest		2,313,706
Total equity	2,684,478	2,887,252
Total liabilities and stockholders' equity	$ 15,924,694	$ 17,096,749