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Regulatory Assets and Liabilities (Tables)

3 Months Ended

Dec. 31, 2019

Revenue from External Customer [Line Items]

Revenue from External Customers by Products and Services [Table Text Block]

TVA's revenues by customer type for the three months ended December 31, 2019 and 2018 are detailed in the table below:

Operating Revenues by Customer Type Three Months Ended December 31 (in millions)
	2019				2018
Revenue from sales of electricity
Local power companies(1)	$	2,357			$	2,468
Industries directly served	150				184
Federal agencies and other	25				29
Revenue from sales of electricity	2,532				2,681
Other revenues	46				44
Total operating revenues	$	2,578			$	2,725

Regulatory Assets and Liabilities

Components of regulatory assets and regulatory liabilities are summarized in the table below:

Regulatory Assets and Liabilities(1)
	At December 31, 2019				At September 30, 2019
Current regulatory assets
Unrealized losses on interest rate derivatives	$	89			$	89
Unrealized losses on commodity derivatives	49				39
Fuel cost adjustment receivable	21				28
Total current regulatory assets	159				156
Non-current regulatory assets
Deferred pension costs and other post-retirement benefits costs	4,678				4,756
Non-nuclear decommissioning costs	1,725				1,741
Nuclear decommissioning costs	765				868
Unrealized losses on interest rate derivatives	1,074				1,241
Unrealized losses on commodity contracts	17				15
Other non-current regulatory assets	151				142
Total non-current regulatory assets	8,410				8,763
Total regulatory assets	$	8,569			$	8,919
Current regulatory liabilities
Fuel cost adjustment tax equivalents	$	134			$	138
Unrealized gains on commodity derivatives	3				12
Total current regulatory liabilities	$	137			$	150

X

- Definition

Tabular disclosure of assets and liabilities that are created when regulatory agencies permit public utilities to defer certain costs included in rate-setting to the balance sheet or that result from rate actions of a regulator. Rate actions of a regulator can impose a liability on a regulated enterprise resulting in a regulatory liability. Regulatory liabilities can result from obligations to make refunds to customers or deferral of gains that will be credited to customers in future periods

+ References

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- 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

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- Definition

Tabular disclosure of entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 40
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9031-108599

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