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Segments Of Business (Tables)

12 Months Ended

Dec. 31, 2018

Segment Reporting [Abstract]

Schedule Of Operating Income Derived From Revenues And Expenses By Segment

Year Ended December 31, (in millions)	2018				2017				2016
Operating Revenues
Gas Distribution Operations
Unaffiliated	$	3,406.4			$	3,087.9			$	2,818.2
Intersegment	13.1				14.2				12.4
Total	3,419.5				3,102.1				2,830.6
Electric Operations
Unaffiliated	1,707.4				1,785.7				1,660.8
Intersegment	0.8				0.8				0.8
Total	1,708.2				1,786.5				1,661.6
Corporate and Other
Unaffiliated	0.7				1.0				13.5
Intersegment	517.6				510.8				413.3
Total	518.3				511.8				426.8
Eliminations	(531.5		)		(525.8		)		(426.5		)
Consolidated Operating Revenues	$	5,114.5			$	4,874.6			$	4,492.5

Year Ended December 31, (in millions)	2018				2017				2016
Operating Income (Loss)
Gas Distribution Operations	$	(254.1	)		$	550.1			$	569.7
Electric Operations	386.1				367.4				301.3
Corporate and Other	(7.3		)		3.7				(4.9		)
Consolidated Operating Income	$	124.7			$	921.2			$	866.1
Depreciation and Amortization
Gas Distribution Operations	$	301.0			$	269.3			$	252.9
Electric Operations	262.9				277.8				274.5
Corporate and Other	35.7				23.2				19.7
Consolidated Depreciation and Amortization	$	599.6			$	570.3			$	547.1
Assets
Gas Distribution Operations	$	13,527.0			$	12,048.8			$	11,096.4
Electric Operations	5,735.2				5,478.6				5,233.3
Corporate and Other	2,541.8				2,434.3				2,362.2
Consolidated Assets	$	21,804.0			$	19,961.7			$	18,691.9
Capital Expenditures(1)
Gas Distribution Operations	$	1,315.3			$	1,125.6			$	1,054.4
Electric Operations	499.3				592.4				420.6
Corporate and Other	—				35.8				15.4
Consolidated Capital Expenditures	$	1,814.6			$	1,753.8			$	1,490.4

⁽¹Amounts differ from those presented on the Statements of Consolidated Cash Flows primarily due to the inclusion of capital expenditures included in current liabilities and AFUDC Equity.

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- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8721-108599

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8906-108599

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- References

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