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Related Party Transactions (Tables)
 12 Months Ended
Dec. 31, 2023
Related Party Transactions [Abstract]  
Summary of Related Party Transactions
The following is a summary of DTE Electric's transactions with affiliated companies:
202320222021
(In millions)
Revenues and Other Income
Energy sales$11 $8 $9 
Other services and interest$3 $— $2 
Shared capital assets$58 $57 $49 
Costs
Fuel and purchased power$50 $58 $13 
Other services and interest$2 $1 $— 
Corporate expenses$299 $379 $391 
Other
Dividends declared$1,002 $763 $588 
Dividends paid$1,002 $763 $588 
Capital contribution from DTE Energy$759 $600 $555