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Schedule of Segment Reporting Information, by Segment (Details) - USD ($)
 12 Months Ended
Dec. 30, 2023
Dec. 31, 2022
Dec. 25, 2021
Revenue from External Customer [Line Items]      
Total Revenues $ 40,394,177 $ 47,401,190 $ 45,666,117
Defense [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 22,615,000 24,780,000 18,180,000
Industrial [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 2,736,000 6,136,000 9,710,000
Consumer [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 573,000 1,497,000 1,871,000
Research and Development [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 13,455,000 14,357,000 14,669,000
License and Royalties [Member]      
Revenue from External Customer [Line Items]      
Total Revenues 1,002,000 624,000 1,115,000
Other [Member]      
Revenue from External Customer [Line Items]      
Total Revenues $ 13,000 $ 7,000 $ 121,000