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Schedules of Concentration of Risk, by Risk Factor (Details) - Customer Concentration Risk [Member]
12 Months Ended
Dec. 30, 2023
Dec. 31, 2022
Dec. 25, 2021
Accounts Receivable [Member] | Collins Aerospace [Member]      
Concentration Risk [Line Items]      
Concentrations of risk percentage 28.00% 28.00%  
Accounts Receivable [Member] | DRS Network and Imaging Systems LLC [Member]      
Concentration Risk [Line Items]      
Concentrations of risk percentage 27.00% 37.00%  
Revenue Benchmark [Member] | Collins Aerospace [Member]      
Concentration Risk [Line Items]      
Concentrations of risk percentage 27.00% 28.00% 30.00%
Revenue Benchmark [Member] | DRS Network and Imaging Systems LLC [Member]      
Concentration Risk [Line Items]      
Concentrations of risk percentage 33.00% 40.00% 31.00%
Revenue Benchmark [Member] | Defense Customers [Member]      
Concentration Risk [Line Items]      
Concentrations of risk percentage 56.00% 52.00% 40.00%
Revenue Benchmark [Member] | Funded Research and Development Contracts [Member]      
Concentration Risk [Line Items]      
Concentrations of risk percentage 33.00% 30.00% 32.00%