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Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2023

Retirement Benefits [Abstract]

Net Periodic Benefit Cost (Credit)

The service cost component of net periodic benefit (credit) cost is reflected in other operations and maintenance expense in Dominion Energy’s Consolidated Statements of Income, except for $4 million and $12 million for the three and nine months ended September 30, 2023, respectively, and $7 million and $19 million for the three and nine months ended September 30, 2022, respectively, presented in discontinued operations. The non-service cost components of net periodic benefit (credit) cost are reflected in other income (expense) in Dominion Energy's Consolidated Statements of Income, except for $(11) million and $(34) million for the three and nine months ended September 30, 2023, respectively, and $(11) million and $(32) million for the three and nine months ended September 30, 2022, respectively, presented in discontinued operations. The components of Dominion Energy’s provision for net periodic benefit cost (credit) are as follows:

		Pension Benefits																Other Postretirement Benefits
		Quarter-to-Date								Year-to-Date								Quarter-to-Date								Year-to-Date
Period Ended September 30,		2023				2022				2023				2022				2023				2022				2023				2022
(millions)
Service cost		$	24			$	35			$	72			$	106			$	3			$	5			$	10			$	16
Interest cost			111				83				332				250				15				11				46				34
Expected return on plan assets			(216	)			(221	)			(648	)			(667	)			(37	)			(47	)			(113	)			(143	)
Amortization of prior service    cost (credit)			—				—				—				—				(10	)			(10	)			(28	)			(29	)
Amortization of net actuarial    (gain) loss			—				39				—				119				(1	)			—				(4	)			(1	)
Curtailment(1)			—				—				—				—				—				(8	)			—				(8	)
Net periodic benefit    (credit) cost		$	(81	)		$	(64	)		$	(244	)		$	(192	)		$	(30	)		$	(49	)		$	(89	)		$	(131	)

(1) 2022 amounts relate primarily to Dominion Energy's sale of Hope.

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- References

No definition available.

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 715
-SubTopic 20
-Subparagraph (h)
-Name Accounting Standards Codification
-Paragraph 1
-Section 50
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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