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Net Completed Plant Net Completed Plant (Tables)

12 Months Ended

Sep. 30, 2019

Property, Plant and Equipment, Net, by Type [Abstract]

Net Completed Plant

Net completed plant consisted of the following:

Net Completed Plant At September 30
	2019												2018
	Cost				Accumulated Depreciation				Net				Cost				Accumulated Depreciation				Net
Coal-fired(1)	$	17,400			$	12,538			$	4,862			$	16,482			$	11,033			$	5,449
Gas and oil-fired	6,054				1,562				4,492				5,990				1,459				4,531
Nuclear	25,543				11,656				13,887				25,227				11,310				13,917
Transmission	7,932				3,083				4,849				7,515				3,038				4,477
Hydroelectric	3,163				1,051				2,112				3,087				1,012				2,075
Other electrical plant	1,920				1,110				810				1,881				1,107				774
Intangible software	3				1				2				3				—				3
Multipurpose dams	900				373				527				900				367				533
Other stewardship	29				10				19				29				9				20
Total	$	62,944			$	31,384			$	31,560			$	61,114			$	29,335			$	31,779

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- References

No definition available.

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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