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Note 5 - Intangible Assets (Details Textual)
3 Months Ended 9 Months Ended
Sep. 24, 2024
USD ($)
Dec. 28, 2023
USD ($)
Dec. 10, 2021
USD ($)
Sep. 07, 2021
USD ($)
Apr. 16, 2021
USD ($)
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Amortization of Intangible Assets           $ 404,867 $ 500,450 $ 1,411,615 $ 1,501,352
Impairment of Intangible Assets, Finite-Lived               11,820,800 0
Goodwill and Intangible Asset Impairment           8,667,869 $ 0 8,667,869 $ 0
American Science and Technology Corporation (“AST”) [Member] | Asset Purchase Agreement [Member]                  
Asset Acquisition, Consideration Transferred         $ 3,500,000        
Flux Photon Corporation (“FPC”) [Member] | Asset Purchase Agreement [Member]                  
Asset Acquisition, Consideration Transferred   $ 16,850,000   $ 17,650,000          
Asset Acquisition, Percentage of Future Monthly Consolidated Sales       20.00%          
Payments to Acquire Productive Assets $ 100,000 200,000 $ 350,000            
Asset Acquisition, Contingent Consideration, Liability   $ 16,650,000 $ 17,650,000     $ 16,550,000   $ 16,550,000  
Ownership Percentage           100.00%   100.00%  
Developed Technology Rights [Member]                  
Impairment of Intangible Assets, Finite-Lived           $ 8,655,176      
Trademarks [Member] | Corporate Segment [Member]                  
Impairment of Intangible Assets, Finite-Lived           $ 5,133      
Licensing Agreements [Member] | American Science and Technology Corporation (“AST”) [Member]                  
Number of License Agreements           3   3  
License Agreement, Number of Facilities           3   3  
License Agreement, Number of Facility Specific Fees           3   3  
License Agreement, Fee Amount           $ 500,000   $ 500,000  
Royalty Fee Percentage           1.00%   1.00%  
Payments for Royalties               $ 0  
Licensing Agreements [Member] | Strategic Investments Segment [Member]                  
Impairment of Intangible Assets, Finite-Lived           $ 7,560