v3.25.4
Investments and Advances - Summary of Investment and Advances and Equity in Earnings (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Schedule of Equity Method Investments [Line Items]      
Investments and Advances $ 43,037 $ 46,618  
Other non-equity method investments 830 820  
Total investments and advances 43,867 47,438  
Equity in Earnings 3,000 4,596 $ 5,131
United States | Investments and Advances      
Schedule of Equity Method Investments [Line Items]      
Total investments and advances 11,866 11,960  
United States | Equity in Earnings      
Schedule of Equity Method Investments [Line Items]      
Equity in Earnings 404 944 340
International | Investments and Advances      
Schedule of Equity Method Investments [Line Items]      
Total investments and advances 32,001 35,478  
International | Equity in Earnings      
Schedule of Equity Method Investments [Line Items]      
Equity in Earnings 2,596 3,652 4,791
All Other      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 10 3  
Equity in Earnings (9) (5) (9)
Upstream | Operating Segments      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 27,744 31,468  
Equity in Earnings 2,199 3,580 3,885
Upstream | Operating Segments | Tengizchevroil      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 23,830 27,368  
Equity in Earnings 1,556 3,033 3,375
Upstream | Operating Segments | Caspian Pipeline Consortium      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 645 719  
Equity in Earnings 143 180 158
Upstream | Operating Segments | Angola LNG Limited      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 1,588 1,665  
Equity in Earnings 473 405 513
Upstream | Operating Segments | Other      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 1,681 1,716  
Equity in Earnings 27 (38) (161)
Downstream | Operating Segments      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 15,283 15,147  
Equity in Earnings 810 1,021 1,255
Downstream | Operating Segments | Chevron Phillips Chemical Company LLC      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 8,985 8,571  
Equity in Earnings 352 903 608
Downstream | Operating Segments | GS Caltex Corporation      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 4,403 4,144  
Equity in Earnings 278 58 437
Downstream | Operating Segments | Other      
Schedule of Equity Method Investments [Line Items]      
Investments and Advances 1,895 2,432  
Equity in Earnings $ 180 $ 60 $ 210