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Schedule of Segment Reporting Information, by Segment (Details) - USD ($)
 12 Months Ended
Dec. 28, 2024
Dec. 30, 2023
Dec. 31, 2022
Revenue from External Customer [Line Items]      
Total Revenues $ 50,335,167 $ 40,394,177 $ 47,401,190
Defense [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 41,249,000 22,615,000 24,780,000
Industrial [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 2,200,000 2,736,000 6,136,000
Consumer [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 25,000 573,000 1,497,000
Medical [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 103,000
Other Product [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 320,000 13,000 7,000
Research and Development [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 5,996,000 13,455,000 14,357,000
License and Royalties [Member]      
Revenue from External Customer [Line Items]      
Total Revenues $ 442,000 $ 1,002,000 $ 624,000