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Related Party Transactions (Tables)
 12 Months Ended
Dec. 31, 2024
Related Party Transactions [Abstract]  
Summary of Related Party Transactions
The following is a summary of DTE Electric's transactions with affiliated companies:
202420232022
(In millions)
Revenues and Other Income
Energy sales$11 $11 $8 
Other services and interest$— $3 $— 
Shared capital assets$58 $58 $57 
Costs
Fuel and purchased power$65 $50 $58 
Other services and interest$4 $2 $1 
Corporate expenses$342 $299 $379 
Other
Dividends declared$776 $1,002 $763 
Dividends paid$776 $1,002 $763 
Capital contribution from DTE Energy$634 $759 $600