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Summarized Financial Data – Chevron Phillips Chemical Company LLC - Summary of Balance Sheet Information (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Subsidiary Statements Captions [Line Items]        
Current assets $ 33,738 $ 26,078    
Current liabilities 26,791 22,183    
Total CTC net deficit 139,940 132,726 $ 145,208 $ 155,642
Chevron Phillips Chemical Company LLC        
Subsidiary Statements Captions [Line Items]        
Current assets 3,381 2,816    
Other assets 14,396 14,210    
Current liabilities 1,854 1,394    
Other liabilities 3,160 3,380    
Total CTC net deficit $ 12,763 $ 12,252