XML 118 R75.htm IDEA: XBRL DOCUMENT v3.25.1

Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2025

Qualified Pension Plans

Defined Benefit Plan Disclosure [Line Items]

Components of Net Periodic Pension Costs

The following tables include the components of net periodic pension costs for qualified pension plans.

			Three Months Ended March 31, 2025
									Duke												Duke						Duke						Duke						Duke
			Duke						Energy						Progress						Energy						Energy						Energy						Energy
(in millions)			Energy						Carolinas						Energy						Progress						Florida						Ohio						Indiana						Piedmont
Service cost			$	27					$	9					$	7					$	5					$	3					$	—					$	1					$	1
Interest cost on projected benefit obligation			82						19						26						11						14						4						7						3
Expected return on plan assets			(149)						(38)						(55)						(24)						(30)						(5)						(10)						(5)
Amortization of actuarial loss			15						4						5						2						2						1						1						1
Amortization of prior service credit			(3)						—						—						—						—						—						—						(2)
Amortization of settlement charges			6						3						2						1						1						—						—						1
Net periodic pension costs			$	(22)					$	(3)					$	(15)					$	(5)					$	(10)					$	—					$	(1)					$	(1)

			Three Months Ended March 31, 2024
									Duke												Duke						Duke						Duke						Duke
			Duke						Energy						Progress						Energy						Energy						Energy						Energy
(in millions)			Energy						Carolinas						Energy						Progress						Florida						Ohio						Indiana						Piedmont
Service cost			$	28					$	9					$	8					$	5					$	3					$	1					$	2					$	1
Interest cost on projected benefit obligation			82						20						26						12						14						4						6						2
Expected return on plan assets			(154)						(41)						(54)						(25)						(29)						(6)						(10)						(5)
Amortization of actuarial loss			8						2						2						1						1						—						1						1
Amortization of prior service credit			(3)						—						—						—						—						—						—						(2)
Amortization of settlement charges			5						2						1						1						—						—						—						1
Net periodic pension costs			$	(34)					$	(8)					$	(17)					$	(6)					$	(11)					$	(1)					$	(1)					$	(2)

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedBenefitPlanDisclosureLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- 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

+ Details

Name:	us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: