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Benefit Plans (Tables)

9 Months Ended

Jun. 30, 2022

Retirement Benefits [Abstract]

Components of TVA's Benefit Plans

The components of net periodic benefit cost and other amounts recognized as changes in regulatory assets for the three and nine months ended June 30, 2022 and 2021, were as follows:

Components of TVA's Benefit Plans(1) (in millions)
			For the Three Months Ended June 30																								For the Nine Months Ended June 30
			Pension Benefits												Other Post-Retirement Benefits												Pension Benefits												Other Post-Retirement Benefits
			2022						2021						2022						2021						2022						2021						2022						2021
Service cost			$	13					$	14					$	5					$	5					$	39					$	42					$	13					$	14
Interest cost			94						92						4						4						283						276						11						12
Expected return on plan assets			(108)						(123)						—						—						(326)						(369)						—						—
Amortization of prior service credit			(23)						(24)						(5)						(5)						(70)						(73)						(13)						(14)
Recognized net actuarial loss			97						113						2						3						294						340						5						8
Total net periodic benefit cost as actuarially determined			73						72						6						7						220						216						16						20
Amount expensed due to actions of regulator			3						5						—						—						10						14						—						—
Total net periodic benefit cost			$	76					$	77					$	6					$	7					$	230					$	230					$	16					$	20

Note

(1) The components of net benefit cost other than the service cost component are included in Other net periodic benefit cost on the Consolidated Statements of Operations.

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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