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Leases
 12 Months Ended
Dec. 31, 2022
Leases [Abstract]  
Leases Leases
Operating lease cost, which included short-term leases and variable lease payments and approximated cash paid, was $61, $63, and $67 in 2022, 2021, and 2020, respectively.
Operating lease right-of-use assets and lease liabilities in the Consolidated Balance Sheet were as follows:
December 31,20222021
Right-of-use assets classified in Other noncurrent assets$111 $108 
Current portion of lease liabilities classified in Other current liabilities
$32 $33 
Long-term portion of lease liabilities classified in Other noncurrent liabilities and deferred credits83 81 
Total lease liabilities$115 $114 
Future minimum contractual operating lease obligations were as follows at December 31, 2022:
2023$39 
202429 
202518 
202614 
202710 
Thereafter24 
Total lease payments$134 
Less: Imputed interest(19)
Present value of lease liabilities$115 
December 31,202220212020
Right-of-use assets obtained in exchange for operating lease obligations (O)
$34 $16 $35 
Weighted-average remaining lease term in years666
Weighted-average discount rate5.4 %5.4 %5.6 %