v3.26.1
Note 6 - Fair Value of Marketable Securities - Marketable Securities Purchased (Details) - USD ($)
Mar. 28, 2026
Dec. 27, 2025
Cost basis $ 6,802,570 $ 8,769,502
Unrealized loss (4,618)  
Unrealized gain   139
Total fair value $ 6,797,952 $ 8,769,363