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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 is a summary of DTE Electric's transactions with affiliated companies:
Year Ended December 31,
202520242023
(In millions)
Revenues and Other Income
Energy sales$12 $11 $11 
Other services and interest$— $— $3 
Shared capital assets$55 $58 $58 
Costs
Fuel and purchased power$85 $65 $50 
Other services and interest$20 $4 $2 
Corporate expenses$349 $342 $299 
Other
Dividends declared$846 $776 $1,002 
Dividends paid$846 $776 $1,002 
Capital contribution from DTE Energy$954 $634 $759