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Net Completed Plant Net Completed Plant (Tables)

12 Months Ended

Sep. 30, 2018

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

Net Completed Plant

Net Completed Plant

Net completed plant consisted of the following:

Net Completed Plant At September 30
	2018												2017
	Cost				Accumulated Depreciation				Net				Cost				Accumulated Depreciation				Net
Coal-fired	$	16,482			$	11,033			$	5,449			$	15,937			$	10,791			$	5,146
Gas and oil-fired	5,990				1,459				4,531				4,995				1,359				3,636
Nuclear	25,227				11,310				13,917				25,010				10,834				14,176
Transmission	7,515				3,038				4,477				7,264				3,039				4,225
Hydroelectric	3,087				1,012				2,075				3,015				967				2,048
Other electrical plant	1,881				1,107				774				1,756				1,008				748
Intangible software	3				—				3				—				—				—
Multipurpose dams	900				367				533				928				387				541
Other stewardship	29				9				20				42				19				23
Total	$	61,114			$	29,335			$	31,779			$	58,947			$	28,404			$	30,543

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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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