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Related Party Transactions (Tables)
9 Months Ended
Sep. 30, 2021
EEGH  
Related Party Transaction [Line Items]  
Schedule of Related Party Transactions
Presented below are Eastern Energy Gas' significant transactions with DES, Carolina Gas Services, DEQPS and other affiliated and related parties for the three- and nine-month periods ended September 30, 2020 (in millions):

Three-Month PeriodNine-Month Period
Ended September 30, 2020Ended September 30, 2020
Sales of natural gas and transportation and storage services$60 $188 
Purchases of natural gas and transportation and storage services
Services provided by related parties(1)
34 114 
Services provided to related parties(2)
17 78 
(1)    Includes capitalized expenditures of $5 million and $12 million for the three- and nine-month periods ended September 30, 2020, respectively.
(2)    Amounts primarily attributable to Atlantic Coast Pipeline, LLC, a related-party VIE prior to the GT&S Transaction.
Presented below are Eastern Energy Gas' significant transactions with affiliated and related parties for the three- and nine-month periods ended September 30, 2021 (in millions):

Three-Month PeriodNine-Month Period
Ended September 30, 2021Ended September 30, 2021
Sales of natural gas and transportation and storage services$$21 
Purchases of natural gas and transportation and storage services
Services provided by related parties16 31 
Services provided to related parties24