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Related Party Transactions (Tables)
12 Months Ended
Dec. 31, 2025
Related Party Transactions [Abstract]  
Schedule of Related Party Transactions The following table summarizes revenues earned by BNSF for services provided to related parties and expenditures to related parties (in millions):
Years ended December 31,
 202520242023
Revenues$105 $91 $107 
Expenditures$517 $451 $405