Segment Information (Tables)

9 Months Ended

Sep. 30, 2014

The Company has two operating segments that are also the Company’s two reportable segments, referred to as Regulated Businesses and Market-Based Operations. The following table includes the Company’s summarized segment information:

	As of or for the Three Months Ended
	September 30, 2014
	Regulated Businesses		Market-Based Operations		Other			Consolidated
Net operating revenues	$	753,701	$	96,980	$	(4,512	)	$	846,169
Depreciation and amortization		99,120		1,447		6,222			106,789
Total operating expenses, net		434,912		79,915		(5,943	)		508,884
Income from continuing operations before income taxes		258,539		17,634		(12,360	)		263,813
Total assets		14,161,472		309,935		1,244,240			15,715,647
Assets of discontinued operations (included in total assets above)		0		6,256		0			6,256
Capital expenditures		261,241		1,849		0			263,090
Capital expenditures of discontinued operations (included in above)		0		0		0			0

	As of or for the Three Months Ended
	September 30, 2013
	Regulated Businesses		Market-Based Operations		Other			Consolidated
Net operating revenues	$	743,091	$	83,558	$	(4,459	)	$	822,190
Depreciation and amortization		94,619		1,483		6,393			102,495
Total operating expenses, net		442,231		62,957		(6,164	)		499,024
Income from continuing operations before income taxes		240,977		21,457		(14,151	)		248,283
Total assets		13,362,265		282,744		1,601,727			15,246,736
Assets of discontinued operations (included in total assets above)		0		8,485		0			8,485
Capital expenditures		233,756		1,676		0			235,432
Capital expenditures of discontinued operations (included in above)		0		108		0			108




	As of or for the Nine Months Ended
	September 30, 2014
	Regulated Businesses		Market-Based Operations		Other			Consolidated
Net operating revenues	$	2,039,446	$	253,857	$	(13,353	)	$	2,279,950
Depreciation and amortization		296,084		4,354		17,960			318,398
Total operating expenses, net		1,302,298		212,075		(13,938	)		1,500,435
Income from continuing operations before income taxes		555,985		43,593		(38,910	)		560,668
Total assets		14,161,472		309,935		1,244,240			15,715,647
Assets of discontinued operations (included in total assets above)		0		6,256		0			6,256
Capital expenditures		660,805		4,066		0			664,871
Capital expenditures of discontinued operations (included in above)		0		12		0			12

	As of or for the Nine Months Ended
	September 30, 2013
	Regulated Businesses		Market-Based Operations		Other			Consolidated
Net operating revenues	$	1,964,225	$	221,751	$	(13,282	)	$	2,172,694
Depreciation and amortization		279,949		4,487		18,566			303,002
Total operating expenses, net		1,277,264		181,526		(16,617	)		1,442,173
Income from continuing operations before income taxes		509,765		42,570		(46,287	)		506,048
Total assets		13,362,265		282,744		1,601,727			15,246,736
Assets of discontinued operations (included in total assets above)		0		8,485		0			8,485
Capital expenditures		661,112		4,150		0			665,262
Capital expenditures of discontinued operations (included in above)		0		287		0			287

- 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.

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