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3. Operating Lease: Future Minimum Lease Payments (Details) - USD ($)
$ in Thousands
Sep. 27, 2019
May 02, 2019
Dec. 31, 2018
Notes to Financial Statements      
2019 $ 106    
2020 431    
2021 444    
2022 457    
2023 471    
2024 485    
Thereafter 666    
Total future minimum lease payments 3,060    
Less: amount representing interest (492)    
Present value of future payments 2,568 $ 2,698  
Current portion 300   $ 188
Long-term portion $ 2,268   $ 0