Report of Business Segments (Tables)

6 Months Ended

Jun. 30, 2014

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The following tables summarize the results of the Company's business segments during the three and six months ended June 30, 2014 and 2013.



Three Months Ended June 30, 2014	Electric Utility		Natural Gas Midstream Operations			Other Operations			Eliminations			Total
(In millions)
Operating revenues	$	611.8	$	—		$	—		$	—		$	611.8
Cost of sales	270.9		—			—			—			270.9
Other operation and maintenance	115.0		0.4			(4.0		)	—			111.4
Depreciation and amortization	65.0		—			3.3			—			68.3
Taxes other than income	18.7		—			0.7			—			19.4
Operating income (loss)	$	142.2	$	(0.4	)	$	—		$	—		$	141.8
Equity in earnings of unconsolidated affiliates	$	—	$	39.3		$	—		$	—		$	39.3

Investment in unconsolidated affiliates (at historical cost)	$	—	$	1,309.6		$	—		$	—		$	1,309.6
Total assets	$	7,908.0	$	1,371.8		$	141.0		$	(96.5	)	$	9,324.3



Three Months Ended June 30, 2013	Electric Utility		Natural Gas Midstream Operations		Other Operations			Eliminations			Total
(In millions)
Operating revenues	$	574.6	$	166.1	$	—		$	(6.5	)	$	734.2
Cost of sales	247.6		129.7		—			(6.7		)	370.6
Other operation and maintenance	107.0		15.7		(0.7		)	—			122.0
Depreciation and amortization	62.0		9.2		3.2			—			74.4
Taxes other than income	19.9		2.5		0.9			—			23.3
Operating income (loss)	$	138.1	$	9.0	$	(3.4	)	$	0.2		$	143.9
Equity in earnings of unconsolidated affiliates	$	—	$	18.5	$	—		$	—		$	18.5

Investment in unconsolidated affiliates (at historical cost)	$	—	$	1,267.2	$	—		$	—		$	1,267.2
Total assets	$	7,453.6	$	1,266.8	$	189.4		$	(61.3	)	$	8,848.5



Six Months Ended June 30, 2014	Electric Utility		Natural Gas Midstream Operations			Other Operations			Eliminations			Total
(In millions)
Operating revenues	$	1,172.2	$	—		$	—		$	—		$	1,172.2
Cost of sales	564.3		—			—			—			564.3
Other operation and maintenance	232.1		0.4			(8.7		)	—			223.8
Depreciation and amortization	129.3		—			6.2			—			135.5
Taxes other than income	42.5		—			2.5			—			45.0
Operating income (loss)	$	204.0	$	(0.4	)	$	—		$	—		$	203.6
Equity in earnings of unconsolidated affiliates	$	—	$	87.2		$	—		$	—		$	87.2

Investment in unconsolidated affiliates (at historical cost)	$	—	$	1,309.6		$	—		$	—		$	1,309.6
Total assets	$	7,908.0	$	1,371.8		$	141.0		$	(96.5	)	$	9,324.3



Six Months Ended June 30, 2013	Electric Utility		Natural Gas Midstream Operations		Other Operations			Eliminations			Total
(In millions)
Operating revenues	$	1,030.1	$	630.4	$	—		$	(24.9	)	$	1,635.6
Cost of sales	460.6		489.0		—			(26.0		)	923.6
Other operation and maintenance	212.1		60.9		(3.0		)	—			270.0
Depreciation and amortization	123.3		36.8		6.2			—			166.3
Taxes other than income	43.1		10.5		2.8			—			56.4
Operating income (loss)	$	191.0	$	33.2	$	(6.0	)	$	1.1		$	219.3
Equity in earnings of unconsolidated affiliates	$	—	$	18.5	$	—		$	—		$	18.5

Investment in unconsolidated affiliates (at historical cost)	$	—	$	1,267.2	$	—		$	—		$	1,267.2
Total assets	$	7,453.6	$	1,266.8	$	189.4		$	(61.3	)	$	8,848.5

- 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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