XML 90 R49.htm IDEA: XBRL DOCUMENT v3.25.4
Derivative Financial Instruments (Tables)
 12 Months Ended
Dec. 31, 2025
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Derivative Instruments, Gain (Loss) [Table Text Block]
The impact of MPLX’s derivative contracts not designated as hedging instruments and the location of gains and losses recognized in the Consolidated Statements of Income is summarized below:
(In millions)202520242023
Product sales
Realized gain$— $1 $7 
Product sales derivative gain— 1 7 
Purchased product costs
Realized loss(10)(13)(11)
Unrealized gain17 3 — 
Purchased product cost derivative (loss)/gain7 (10)(11)
Total derivative (loss)/gain included in Net Income$7 $(9)$(4)