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Leases
 3 Months Ended
Mar. 31, 2024
Leases [Abstract]  
Leases Leases
Operating lease cost, which includes short-term leases and variable lease payments and approximates cash paid, was $16 in both the first quarter of 2024 and 2023.
Operating lease right-of-use assets and lease liabilities in the Consolidated Balance Sheet were as follows:
March 31, 2024December 31, 2023
Right-of-use assets classified in Other noncurrent assets$146 $128 
Current portion of lease liabilities classified in Other current liabilities
$35 $32 
Long-term portion of lease liabilities classified in Other noncurrent liabilities and deferred credits112 97 
Total lease liabilities$147 $129