v3.26.3
Inventories (Details Narrative) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Notes and other explanatory information [abstract]      
Cost of sales to net realizable value $ 3 $ 7  
Estimated amount $ 1,095   $ 786