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Inventories (Tables)
12 Months Ended
Dec. 31, 2025
Inventory Disclosure [Abstract]  
Schedule of Inventory Amounts by Product Type
Our inventory amounts by product type were as follows at the dates indicated:
December 31,
20252024
NGLs$2,923 $2,768 
Petrochemicals and refined products665 652 
Crude oil288 523 
Natural gas12 
Total$3,884 $3,955 
Schedule of Cost of Sales and Lower of Cost or Net Realizable Value Adjustments
The following table presents our total cost of sales amounts and lower of cost or net realizable value adjustments for the years indicated:
For the Year Ended December 31,
202520242023
Cost of sales (1)$38,566 $42,580 $37,023 
Lower of cost or net realizable value adjustments recognized in cost of sales19 31 
(1)Cost of sales is a component of “Operating costs and expenses,” as presented on our Statements of Consolidated Operations. Fluctuations in these amounts are primarily due to changes in energy commodity prices and sales volumes associated with our marketing activities.