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CASH, CASH EQUIVALENTS AND RESTRICTED CASH
 6 Months Ended
Jun. 30, 2022
Cash and Cash Equivalents [Abstract]  
CASH, CASH EQUIVALENTS AND RESTRICTED CASH CASH, CASH EQUIVALENTS AND RESTRICTED CASH
The following table provides a reconciliation of cash, cash equivalents and restricted cash as reported within our Consolidated Condensed Statements of Cash Flows:
June 30,
Millions of dollars20222021
Cash and cash equivalents as presented in our Consolidated Condensed Balance Sheets$1,642 $2,968 
Cash, cash equivalents and restricted cash as presented in our Consolidated Condensed Statements of Cash Flows$1,642 $2,968 
December 31,
Millions of dollars20212020
Cash and cash equivalents as presented in our Consolidated Balance Sheets$3,044 $2,924 
Restricted cash included in prepaid and other current assets— 10 
Cash, cash equivalents and restricted cash as presented in our Consolidated Statements of Cash Flows$3,044 $2,934