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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2024
Accounting Policies [Abstract]  
Schedule Of Current Expected Credit Losses
The following table reflects the changes in our current expected credit losses (in millions):
Year Ended December 31,
20242023
2022
Current expected credit losses, beginning of period
$3 $5 $9 
Charges (reversals), net1 (2)(4)
Current expected credit losses, end of period
$4 $3 $5