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Summarized Financial Data - Tengizchevroil LLP
 6 Months Ended
Jun. 30, 2021
Summarized Financial Data of Affiliate [Abstract]  
Summarized Financial Data - Tengizchevroil LLP Summarized Financial Data — Tengizchevroil LLP
Chevron has a 50 percent equity ownership interest in Tengizchevroil LLP (TCO). Summarized financial information for 100 percent of TCO is presented in the following table:
Six Months Ended
June 30
 20212020
 (Millions of dollars)
Sales and other operating revenues$7,368 $4,567 
Costs and other deductions3,935 3,166 
Net income attributable to TCO$2,403 $984 
Summarized Financial Data — Chevron Phillips Chemical Company LLC
Chevron has a 50 percent equity ownership interest in Chevron Phillips Chemical Company LLC (CPChem). Summarized financial information for 100 percent of CPChem is presented in the table.
Six Months Ended
June 30
 20212020
 (Millions of dollars)
Sales and other operating revenues$6,452 $3,998 
Costs and other deductions5,178 3,500 
Net income attributable to CPChem$1,544 $420